public static function ajaxSaveRolesPermissions($permissions)
 {
     // Build list of checked roles/permissions
     $permissions = explode(',', $permissions);
     $checkedPermissions = array();
     foreach ($permissions as $id => $permission) {
         $permission = str_replace('cbrole_', '', $permission);
         list($roleId, $permissionId) = explode('-', $permission);
         $checkedPermissions[$roleId][$permissionId] = true;
     }
     // Get list of all roles and permissions
     $rolesList = \Innomatic\Domain\User\Role::getAllRoles();
     $permissionsList = \Innomatic\Domain\User\Permission::getAllPermissions();
     // Check which permissions have been checked
     foreach ($rolesList as $roleId => $roleData) {
         $role = new \Innomatic\Domain\User\Role($roleId);
         foreach ($permissionsList as $permissionId => $permissionData) {
             if (isset($checkedPermissions[$roleId][$permissionId])) {
                 $role->assignPermission($permissionId);
             } else {
                 $role->unassignPermission($permissionId);
             }
         }
     }
     $html = WuiXml::getContentFromXml('', \ProfilesPanelController::getRolesPermissionsXml());
     $objResponse = new XajaxResponse();
     $objResponse->addAssign("roleslist", "innerHTML", $html);
     return $objResponse;
 }