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<?php
namespace Laminas\Mail\Transport;
use Laminas\Stdlib\ArrayUtils;
use Traversable;
use function class_exists;
use function gettype;
use function is_array;
use function is_object;
use function sprintf;
use function strtolower;
// phpcs:ignore WebimpressCodingStandard.NamingConventions.AbstractClass.Prefix
abstract class Factory
{
/** @var array Known transport types */
protected static $classMap = [
'file' => File::class,
'inmemory' => InMemory::class,
'memory' => InMemory::class,
'null' => InMemory::class,
'sendmail' => Sendmail::class,
'smtp' => Smtp::class,
];
/**
* @param array $spec
* @return TransportInterface
* @throws Exception\InvalidArgumentException
* @throws Exception\DomainException
*/
public static function create($spec = [])
{
if ($spec instanceof Traversable) {
$spec = ArrayUtils::iteratorToArray($spec);
}
if (! is_array($spec)) {
throw new Exception\InvalidArgumentException(sprintf(
'%s expects an array or Traversable argument; received "%s"',
__METHOD__,
is_object($spec) ? $spec::class : gettype($spec)
));
}
$type = $spec['type'] ?? 'sendmail';
$normalizedType = strtolower($type);
if (isset(static::$classMap[$normalizedType])) {
$type = static::$classMap[$normalizedType];
}
if (! class_exists($type)) {
throw new Exception\DomainException(sprintf(
'%s expects the "type" attribute to resolve to an existing class; received "%s"',
__METHOD__,
$type
));
}
$transport = new $type();
if (! $transport instanceof TransportInterface) {
throw new Exception\DomainException(sprintf(
'%s expects the "type" attribute to resolve to a valid %s instance; received "%s"',
__METHOD__,
TransportInterface::class,
$type
));
}
if ($transport instanceof Smtp && isset($spec['options'])) {
$transport->setOptions(new SmtpOptions($spec['options']));
}
if ($transport instanceof File && isset($spec['options'])) {
$transport->setOptions(new FileOptions($spec['options']));
}
return $transport;
}
}