47 lines
1.4 KiB
PHP
47 lines
1.4 KiB
PHP
|
<?php
|
||
|
|
||
|
namespace Friendica\Security\OAuth1;
|
||
|
|
||
|
use Friendica\Security\OAuth1\OAuthRequest;
|
||
|
use Friendica\Security\OAuth1\OAuthUtil;
|
||
|
|
||
|
/**
|
||
|
* The HMAC-SHA1 signature method uses the HMAC-SHA1 signature algorithm as defined in [RFC2104]
|
||
|
* where the Signature Base String is the text and the key is the concatenated values (each first
|
||
|
* encoded per Parameter Encoding) of the Consumer Secret and Token Secret, separated by an '&'
|
||
|
* character (ASCII code 38) even if empty.
|
||
|
* - Chapter 9.2 ("HMAC-SHA1")
|
||
|
*/
|
||
|
class OAuthSignatureMethod_HMAC_SHA1 extends \Friendica\Security\OAuth1\OAuthSignatureMethod
|
||
|
{
|
||
|
function get_name()
|
||
|
{
|
||
|
return "HMAC-SHA1";
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @param OAuthRequest $request
|
||
|
* @param \Friendica\Security\OAuth1\OAuthConsumer $consumer
|
||
|
* @param \Friendica\Security\OAuth1\OAuthToken $token
|
||
|
*
|
||
|
* @return string
|
||
|
*/
|
||
|
public function build_signature(OAuthRequest $request, \Friendica\Security\OAuth1\OAuthConsumer $consumer, \Friendica\Security\OAuth1\OAuthToken $token = null)
|
||
|
{
|
||
|
$base_string = $request->get_signature_base_string();
|
||
|
$request->base_string = $base_string;
|
||
|
|
||
|
$key_parts = [
|
||
|
$consumer->secret,
|
||
|
($token) ? $token->secret : "",
|
||
|
];
|
||
|
|
||
|
$key_parts = OAuthUtil::urlencode_rfc3986($key_parts);
|
||
|
$key = implode('&', $key_parts);
|
||
|
|
||
|
|
||
|
$r = base64_encode(hash_hmac('sha1', $base_string, $key, true));
|
||
|
return $r;
|
||
|
}
|
||
|
}
|