function filter_params($array)
{
$array_ = [];
foreach ($array as $key => $value) {
if (is_array($value)) {
$array_[$key] = filter_params($value);
} else {
$array_[$key] = htmlspecialchars(trim($value));
}
}
return $array_;
}
/**
* Returns parameters values from the example, or posted or the default values
*
* @param string $algorithm
* @param string $source_code
* @param array $posted_params
* @param array $examples
* @param string $filename
* @return array
*/
function get_param_values($algorithm, $source_code, $posted_params, $examples, $filename)
{
$params = get_params($algorithm, $source_code);
if (empty($params)) {
$values = array();
} else {
if (isset($posted_params['example']) and isset($examples[$posted_params['example']])) {
$values = combine_params_and_values($params, $examples[$posted_params['example']]['values']);
} else {
if (!($values = filter_params($params, $posted_params))) {
$values = get_defaults($params, $filename);
}
}
}
return fill_missing_params($params, $values);
}
