Custom Conditional Placeholder For Events Category

/*
Events Category Custom Conditional Placeholder

e.g. should be place under Events > Settings > Formatting > Event Categories > Categories list item format Or Single category page format

*/
add_action('em_category_output_condition', 'my_em_custom_category_output_condition', 100, 4);
function my_em_custom_category_output_condition($replacement, $condition, $match, $EM_Taxonomy_Term){
	if( is_object($EM_Taxonomy_Term) && preg_match('/^has_category_notes/',$condition, $matches) ){
		if( !empty(trim($EM_Taxonomy_Term->description)) ){
			$replacement = preg_replace("/\{\/?$condition\}/", '', $match);
		}else{
			$replacement = '';
		}
	}
	return $replacement;
}