Oauth 질문드립니다.

function buildBaseString($baseURI, $method, $params) {

 $r = array();

 ksort($params);

 foreach($params as $key=>$value){

  $r[] = "$key=" . rawurlencode($value);

 }

 return $method."&" . rawurlencode($baseURI) . '&' . rawurlencode(implode('&', $r));

}

$Header['oauth_consumer_key'] = "Access Key ID";

$Header['oauth_timestamp'] = time();

$Header['oauth_nonce'] = md5(mt_rand());

$Header['oauth_signature_method'] = "HMAC-SHA1";

$Header['oauth_version'] = "1.0";

$base_info = buildBaseString("https://api.ncloud.com/geolocation/", 'GET', $Header);

$Header['oauth_signature'] = base64_encode(hash_hmac( 'sha1', $base_info, "Secret Key"));

echo "https://api.ncloud.com/geolocation/?".http_build_query($Header);

echo "

";

$ch = curl_init(); 

curl_setopt($ch, CURLOPT_URL, "https://api.ncloud.com/geolocation/?".http_build_query($Header)); 

curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE); 

curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0); 

curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); 

$data = curl_exec($ch); 

curl_close($ch); 

echo $data;