/**
* @param $selected_call
* @param $method_type
* @param $params
* @return string
* @throws CurlException
*/
private function execute($selected_call, $method_type, $params)
{
$consumer = new W3tcOAuthConsumer($this->key, $this->secret, NULL);
// the endpoint for your request
$endpoint = "{$this->netdnarws_url}/{$this->alias}{$selected_call}";
//parse endpoint before creating OAuth request
$parsed = parse_url($endpoint);
if (array_key_exists("parsed", $parsed)) {
parse_str($parsed['query'], $params);
}
//generate a request from your consumer
$req_req = W3tcOAuthRequest::from_consumer_and_token($consumer, NULL, $method_type, $endpoint, $params);
//sign your OAuth request using hmac_sha1
$sig_method = new W3tcOAuthSignatureMethod_HMAC_SHA1();
$req_req->sign_request($sig_method, $consumer, NULL);
// create curl resource
$ch = curl_init();
// set url
curl_setopt($ch, CURLOPT_URL, $req_req);
//return the transfer as a string
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
// set curl custom request type if not standard
if ($method_type != "GET" && $method_type != "POST") {
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $method_type);
}
if ($method_type == "POST" || $method_type == "PUT" || $method_type == "DELETE") {
$query_str = W3tcOAuthUtil::build_http_query($params);
curl_setopt($ch, CURLOPT_HTTPHEADER, array('Expect:', 'Content-Length: ' . strlen($query_str)));
curl_setopt($ch, CURLOPT_POSTFIELDS, $query_str);
}
// retrieve headers
curl_setopt($ch, CURLOPT_HEADER, 1);
curl_setopt($ch, CURLINFO_HEADER_OUT, 1);
// make call
$result = curl_exec($ch);
$headers = curl_getinfo($ch);
$curl_error = curl_error($ch);
// close curl resource to free up system resources
curl_close($ch);
// $json_output contains the output string
$json_output = substr($result, $headers['header_size']);
// catch errors
if (!empty($curl_error) || empty($json_output)) {
throw new CurlException("CURL ERROR: {$curl_error}, Output: {$json_output}", $headers['http_code'], null, $headers);
}
return $json_output;
}
/**
* builds the data one would send in a POST request
*/
public function to_postdata()
{
return W3tcOAuthUtil::build_http_query($this->parameters);
}
