ONE PIECE HACKING

Ngiler SH3LL 360
: / home / tbf / tbf.ro / vendor / aws / aws-sdk-php / src / Signature /

Information Server
MySQL : OFF Perl : OFF CURL : ON WGET : OFF PKEXEC : OFF

Directive	Local Value
IP Address	89.40.16.97
System	Linux server.atelieruldeit.ro 3.10.0-1160.el7.x86_64 #1 SMP Mon Oct 19 16:18:59 UTC 2020 x86_64
User	tbf
PHP Version	7.3.33
Software	Apache
Doc root	Writable

Edit File : SignatureProvider.php \| Size : 4.35 KB
<?php namespace Aws\Signature; use Aws\Exception\UnresolvedSignatureException; /** * Signature providers. * * A signature provider is a function that accepts a version, service, and * region and returns a {@see SignatureInterface} object on success or NULL if * no signature can be created from the provided arguments. * * You can wrap your calls to a signature provider with the * {@see SignatureProvider::resolve} function to ensure that a signature object * is created. If a signature object is not created, then the resolve() * function will throw a {@see Aws\Exception\UnresolvedSignatureException}. * * use Aws\Signature\SignatureProvider; * $provider = SignatureProvider::defaultProvider(); * // Returns a SignatureInterface or NULL. * $signer = $provider('v4', 's3', 'us-west-2'); * // Returns a SignatureInterface or throws. * $signer = SignatureProvider::resolve($provider, 'no', 's3', 'foo'); * * You can compose multiple providers into a single provider using * {@see Aws\or_chain}. This function accepts providers as arguments and * returns a new function that will invoke each provider until a non-null value * is returned. * * $a = SignatureProvider::defaultProvider(); * $b = function ($version, $service, $region) { * if ($version === 'foo') { * return new MyFooSignature(); * } * }; * $c = \Aws\or_chain($a, $b); * $signer = $c('v4', 'abc', '123'); // $a handles this. * $signer = $c('foo', 'abc', '123'); // $b handles this. * $nullValue = $c('???', 'abc', '123'); // Neither can handle this. / class SignatureProvider { private static $s3v4SignedServices = [ 's3' => true, 's3control' => true, ]; /* * Resolves and signature provider and ensures a non-null return value. * * @param callable $provider Provider function to invoke. * @param string $version Signature version. * @param string $service Service name. * @param string $region Region name. * * @return SignatureInterface * @throws UnresolvedSignatureException / public static function resolve(callable $provider, $version, $service, $region) { $result = $provider($version, $service, $region); if ($result instanceof SignatureInterface) { return $result; } throw new UnresolvedSignatureException( "Unable to resolve a signature for $version/$service/$region.\n" . "Valid signature versions include v4 and anonymous." ); } /* * Default SDK signature provider. * * @return callable / public static function defaultProvider() { return self::memoize(self::version()); } /* * Creates a signature provider that caches previously created signature * objects. The computed cache key is the concatenation of the version, * service, and region. * * @param callable $provider Signature provider to wrap. * * @return callable / public static function memoize(callable $provider) { $cache = []; return function ($version, $service, $region) use (&$cache, $provider) { $key = "($version)($service)($region)"; if (!isset($cache[$key])) { $cache[$key] = $provider($version, $service, $region); } return $cache[$key]; }; } /* * Creates signature objects from known signature versions. * * This provider currently recognizes the following signature versions: * * - v4: Signature version 4. * - anonymous: Does not sign requests. * * @return callable */ public static function version() { return function ($version, $service, $region) { switch ($version) { case 's3v4': case 'v4': return !empty(self::$s3v4SignedServices[$service]) ? new S3SignatureV4($service, $region) : new SignatureV4($service, $region); case 'v4-unsigned-body': return new SignatureV4($service, $region, ['unsigned-body' => 'true']); case 'anonymous': return new AnonymousSignature(); default: return null; } }; } } Back

Edit File : SignatureProvider.php | Size : 4.35 KB

<?php
namespace Aws\Signature;

use Aws\Exception\UnresolvedSignatureException;

/**
 * Signature providers.
 *
 * A signature provider is a function that accepts a version, service, and
 * region and returns a {@see SignatureInterface} object on success or NULL if
 * no signature can be created from the provided arguments.
 *
 * You can wrap your calls to a signature provider with the
 * {@see SignatureProvider::resolve} function to ensure that a signature object
 * is created. If a signature object is not created, then the resolve()
 * function will throw a {@see Aws\Exception\UnresolvedSignatureException}.
 *
 *     use Aws\Signature\SignatureProvider;
 *     $provider = SignatureProvider::defaultProvider();
 *     // Returns a SignatureInterface or NULL.
 *     $signer = $provider('v4', 's3', 'us-west-2');
 *     // Returns a SignatureInterface or throws.
 *     $signer = SignatureProvider::resolve($provider, 'no', 's3', 'foo');
 *
 * You can compose multiple providers into a single provider using
 * {@see Aws\or_chain}. This function accepts providers as arguments and
 * returns a new function that will invoke each provider until a non-null value
 * is returned.
 *
 *     $a = SignatureProvider::defaultProvider();
 *     $b = function ($version, $service, $region) {
 *         if ($version === 'foo') {
 *             return new MyFooSignature();
 *         }
 *     };
 *     $c = \Aws\or_chain($a, $b);
 *     $signer = $c('v4', 'abc', '123');     // $a handles this.
 *     $signer = $c('foo', 'abc', '123');    // $b handles this.
 *     $nullValue = $c('???', 'abc', '123'); // Neither can handle this.
 */
class SignatureProvider
{
    private static $s3v4SignedServices = [
        's3' => true,
        's3control' => true,
    ];

/**
     * Resolves and signature provider and ensures a non-null return value.
     *
     * @param callable $provider Provider function to invoke.
     * @param string   $version  Signature version.
     * @param string   $service  Service name.
     * @param string   $region   Region name.
     *
     * @return SignatureInterface
     * @throws UnresolvedSignatureException
     */
    public static function resolve(callable $provider, $version, $service, $region)
    {
        $result = $provider($version, $service, $region);
        if ($result instanceof SignatureInterface) {
            return $result;
        }

throw new UnresolvedSignatureException(
            "Unable to resolve a signature for $version/$service/$region.\n"
            . "Valid signature versions include v4 and anonymous."
        );
    }

/**
     * Default SDK signature provider.
     *
     * @return callable
     */
    public static function defaultProvider()
    {
        return self::memoize(self::version());
    }

/**
     * Creates a signature provider that caches previously created signature
     * objects. The computed cache key is the concatenation of the version,
     * service, and region.
     *
     * @param callable $provider Signature provider to wrap.
     *
     * @return callable
     */
    public static function memoize(callable $provider)
    {
        $cache = [];
        return function ($version, $service, $region) use (&$cache, $provider) {
            $key = "($version)($service)($region)";
            if (!isset($cache[$key])) {
                $cache[$key] = $provider($version, $service, $region);
            }
            return $cache[$key];
        };
    }

/**
     * Creates signature objects from known signature versions.
     *
     * This provider currently recognizes the following signature versions:
     *
     * - v4: Signature version 4.
     * - anonymous: Does not sign requests.
     *
     * @return callable
     */
    public static function version()
    {
        return function ($version, $service, $region) {
            switch ($version) {
                case 's3v4':
                case 'v4':
                    return !empty(self::$s3v4SignedServices[$service])
                        ? new S3SignatureV4($service, $region)
                        : new SignatureV4($service, $region);
                case 'v4-unsigned-body':
                    return new SignatureV4($service, $region, ['unsigned-body' => 'true']);
                case 'anonymous':
                    return new AnonymousSignature();
                default:
                    return null;
            }
        };
    }
}

Back