/**
* Converts script argument (query string or form data) to array of numeric values.
* @param string $key Key containing potential numeric values.
* @return mixed Returns an array if values are found for the specified key. Null otherwise.
*/
public static function collectIntegerArrayRequestVar($key)
{
$args = array($key => array('filter' => FILTER_VALIDATE_INT, 'flags' => FILTER_REQUIRE_ARRAY));
$result = Validation::_filterIntegerInputArray(INPUT_GET, $key, $args);
if (is_array($result) && count($result) > 0) {
return $result;
}
$result = Validation::_filterIntegerInputArray(INPUT_POST, $key, $args);
if (is_array($result) && count($result) > 0) {
return $result;
}
$value = Validation::collectIntegerRequestVar($key);
if ($value !== null) {
return array($value);
}
return array();
}
