/**
* Determines the header by using passed server configuration.
*
* @param string[] $server
* The server configuration.
* @return MapInterface The determined header as a map.
*/
private function determineHeader(array $server) : MapInterface
{
$header = new Map();
foreach ($server as $name => $value) {
if (strpos($name, 'HTTP_') === 0) {
$name = substr($name, 5);
$name = explode('_', $name);
$name = array_map('strtolower', $name);
$name = array_map('ucfirst', $name);
$name = implode('-', $name);
$header->set($name, $value);
}
}
return new ReadOnlyMap($header);
}
/**
* Reads the arguments as a map from a list of raw arguments.
*
* @param string[] $arguments
* List with raw arguments.
* @return MapInterface Readed arguments as a map.
*/
private function readArguments(array $arguments) : MapInterface
{
$result = new Map();
$regex = '/^--(?P<name>[a-z_][a-z0-9_-]*)(\\=(?P<value>(.*)))?$/i';
$matches = [];
foreach ($arguments as $argument) {
if (preg_match($regex, $argument, $matches) !== 0) {
$result->set($matches['name'], trim($matches['value'] ?? '', '"'));
}
}
return new ReadOnlyMap($result);
}
