Request function example

gistfile1.txt

/**
 * Send the request to retrigger a build.
 *
 * @param  int $build_id
 *   Travis build id to act upon, for URL construction.
 * @param  string $token
 *   Travis user authorization token.
 * @return array
 *   Response items the calling function(s) might care about.
 */
function _travisbuilder_trigger_request($build_id) {
  $configs = _travisbuilder_configs();
  $api_url = ($configs['private']) ? TRAVISBUILDER_API_PAID : TRAVISBUILDER_API_FREE;
  $url = sprintf('%s/builds/%s/restart.json', $api_url, $build_id);

  $headers = array(
    'Authorization' => 'token ' . $configs['access_token'],
  );
  $response = drupal_http_request($url, array(
    'data' => '',
    'headers' => $headers,
    'timeout' => 5,
    'method' => 'POST',
  ));

  return array(
    'data' => $response->data,
    'status_message' => $response->status_message,
    'code' => $response->code,
  );
}