/**
* Strip tags and trim
*
* @since 1.3
*/
protected function strip_trim($string)
{
return Codepress_Admin_Columns::strip_trim($string);
}
/**
* Prepare the value for being by sorting
*
* @since 1.3
*/
private function prepare_sort_string_value($string)
{
// remove tags and only get the first 20 chars and force lowercase.
$string = strtolower(substr(Codepress_Admin_Columns::strip_trim($string), 0, 20));
return $string;
}