/**
* check if this is a Joomla 3 setup
* used in Joomla 2.5 code to show error after upgrade to Joomla 3
*/
public static function isJoomla3($extension_name = '')
{
if (version_compare(JVERSION, '3.0', '<')) {
return false;
}
if ($extension_name) {
nnProtect::throwError(JText::sprintf('NN_JOOMLA2_VERSION_ON_JOOMLA3', JText::_($extension_name)));
}
return true;
}
