protected function Github_HttpClient_Curl::doSafeModeCurlCall in Bibliography Module 7.2

1 call to Github_HttpClient_Curl::doSafeModeCurlCall()

Github_HttpClient_Curl::doCurlCall in modules/CiteProc/Github/HttpClient/Curl.php

File

modules/CiteProc/Github/HttpClient/Curl.php, line 112

Class

Github_HttpClient_Curl

Performs requests on GitHub API. API documentation should be self-explanatory.

Code

protected function doSafeModeCurlCall($curl, array $curlOptions) {
  static $curl_loops = 0;
  if ($curl_loops++ > 20) {
    $curl_loops = 0;
    return FALSE;
  }
  curl_setopt_array($curl, $curlOptions);
  $response = curl_exec($curl);
  list($header, $response) = explode("\n\r\n", $response, 2);
  $response = trim($response);
  $headers = curl_getinfo($curl);
  $errorNumber = curl_errno($curl);
  $errorMessage = curl_error($curl);
  $http_code = curl_getinfo($curl, CURLINFO_HTTP_CODE);
  if ($http_code == 301 || $http_code == 302) {
    $matches = array();
    preg_match('/Location:(.*?)\\n/', $header, $matches);
    $url = @parse_url(trim(array_pop($matches)));
    if (!$url) {

      //couldn't process the url to redirect to
      $curl_loops = 0;
      curl_close($curl);
      return compact('response', 'headers', 'errorNumber', 'errorMessage');
    }
    $last_url = parse_url(curl_getinfo($curl, CURLINFO_EFFECTIVE_URL));
    if (!$url['scheme']) {
      $url['scheme'] = $last_url['scheme'];
    }
    if (!$url['host']) {
      $url['host'] = $last_url['host'];
    }
    if (!$url['path']) {
      $url['path'] = $last_url['path'];
    }
    $new_url = $url['scheme'] . '://' . $url['host'] . $url['path'] . ($url['query'] ? '?' . $url['query'] : '');
    $curlOptions['CURLOPT_URL'] = $new_url;
    return $this
      ->doSafeModeCurlCall($curl, $curlOptions);
  }
  else {
    $curl_loops = 0;
    curl_close($curl);
    return compact('response', 'headers', 'errorNumber', 'errorMessage');
  }
}