private static function newFromGlobalState()
{
$instance = new self();
foreach ($GLOBALS['smwgResultFormats'] as $formatName => $printerClass) {
$instance->registerFormat($formatName, $printerClass);
}
foreach ($GLOBALS['smwgResultAliases'] as $formatName => $aliases) {
$instance->registerAliases($formatName, $aliases);
}
return $instance;
}
/**
* Returns an instance of the factory.
*
* @since 1.9
*
* @return FormatFactory
*/
public static function singleton()
{
static $instance = null;
if ($instance === null) {
$instance = new self();
global $smwgResultFormats, $smwgResultAliases;
foreach ($smwgResultFormats as $formatName => $printerClass) {
$instance->registerFormat($formatName, $printerClass);
}
foreach ($smwgResultAliases as $formatName => $aliases) {
$instance->registerAliases($formatName, $aliases);
}
}
return $instance;
}
