/**
* Compare given value in a [List|of|Possible|Values]
*
* @param string $value
* Value to compare
*
* @param string $list
* List to compare given value
*
* @return string|NULL
*
* - If given parameter lacks the Separator Token OR
* if it IS present in a List of Possible Values, it will be returned "as is"
*
* - Otherwise we'll try to find the proper Default Value.
* If we succeed, this value will be returned. Otherwise NULL will
*/
private function compareWithList($value, $list)
{
// Mal-formed List?
if (strpos($list, self::SEPARATOR_TOKEN) === FALSE) {
// Let's use what we received
return $value;
} else {
// Parameter is in the List?
// Removing Default Value Definition of given list in order to split correctly
$l = preg_replace(sprintf('/%s/', self::DEFAULT_VALUE_REGEXP), '', $list);
if (ArrayUtils::in($value, explode(self::SEPARATOR_TOKEN, $l))) {
return $value;
}
// No? Let's try to find the Default Value
return $this->getDefaultValue($list);
}
}
