/**
* Internal function to retrieve the value from $item for $attribute and check
* if the given rule complies.
*
* Return false, if the $item does not have an property $attribute
*
* @param Rule $rule
* @param $item
* @param $attribute
* @return bool
*/
protected function check_attribute(Rule $rule, $item, $attribute)
{
$value = null;
if (is_object($item) && isset($item->{$attribute})) {
$value = $item->{$attribute};
}
if (is_array($item) && isset($item[$attribute])) {
$value = $item[$attribute];
}
if ($value === null || !$rule->check($value)) {
$this->failedRule = $rule;
return false;
}
return true;
}
