FingerprintLoader.php

Go to the documentation of this file.

<?php

namespace SAML2\Certificate;

use SAML2\Configuration\CertificateProvider;
use SAML2\Exception\InvalidArgumentException;

class FingerprintLoader
{
    public static function loadFromConfiguration(CertificateProvider $configuration)
    {
        $loader = new self();

        return $loader->loadFingerprints($configuration);
    }

    public function loadFingerprints(CertificateProvider $configuration)
    {
        $fingerprints = $configuration->getCertificateFingerprints();
        if (!is_array($fingerprints) && !$fingerprints instanceof \Traversable) {
            throw InvalidArgumentException::invalidType(
                'array or instanceof \Traversable',
                $fingerprints
            );
        }

        $collection = new FingerprintCollection();
        foreach ($fingerprints as $fingerprint) {
            if (!is_string($fingerprint) && !(is_object($fingerprint) && method_exists($fingerprint, '__toString'))) {
                throw InvalidArgumentException::invalidType(
                    'fingerprint as string or object that can be casted to string',
                    $fingerprint
                );
            }

            $collection->add(new Fingerprint((string) $fingerprint));
        }

        return $collection;
    }
}