Current File : //home1/lightco1/www/plugins/system/cachecleaner/api/OAuth/OAuthSignatureMethod_HMAC_SHA1.php
<?php
/**
* 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")
*/
if (!class_exists('OAuthSignatureMethod'))
{
require_once __DIR__ . '/OAuthSignatureMethod.php';
}
class OAuthSignatureMethod_HMAC_SHA1 extends OAuthSignatureMethod
{
function get_name()
{
return "HMAC-SHA1";
}
public function build_signature($request, $consumer, $token)
{
$base_string = $request->get_signature_base_string();
$request->base_string = $base_string;
$key_parts = array(
$consumer->secret,
($token) ? $token->secret : "",
);
$key_parts = OAuthUtil::urlencode_rfc3986($key_parts);
$key = implode('&', $key_parts);
return base64_encode(hash_hmac('sha1', $base_string, $key, true));
}
}
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