private function getPermission($permissionDefinition)
{
if (strpos($permissionDefinition, 'Asset') > -1) {
$permissionDefinition = $this->mapPermissionSource($this->assetSourceByHandle, $permissionDefinition, false);
} elseif (strpos($permissionDefinition, 'GlobalSet') > -1) {
$permissionDefinition = $this->mapPermissionSource($this->globalSetsByHandle, $permissionDefinition, false);
} else {
$permissionDefinition = $this->mapPermissionSource($this->sectionsByHandle, $permissionDefinition, false);
}
return $permissionDefinition;
}