/**
* Decomposes an 'exact_date' parameter into month, day, year components based
* on date pattern defined in settings (assumed to be in local time zone),
* then returns a timestamp in GMT.
*
* @param string $exact_date 'exact_date' parameter passed to a view
* @return bool|int false if argument not provided or invalid,
* else UNIX timestamp in GMT
*/
private function return_gmtime_from_exact_date($exact_date)
{
$input_format = $this->_registry->get('model.settings')->get('input_date_format');
$date = Ai1ec_Validation_Utility::format_as_iso($exact_date, $input_format);
if (false === $date) {
$exact_date = false;
} else {
$exact_date = $this->_registry->get('date.time', $date, 'sys.default')->format_to_gmt();
if ($exact_date < 0) {
return false;
}
}
return $exact_date;
}
