_fetch_remote_file

WordPress Version: 6.2

/**
 * Retrieve URL headers and content using WP HTTP Request API.
 *
 * @since 1.5.0
 * @package External
 * @subpackage MagpieRSS
 *
 * @param string $url URL to retrieve
 * @param array $headers Optional. Headers to send to the URL. Default empty string.
 * @return Snoopy style response
 */
function _fetch_remote_file($url, $headers = "")
{
    $resp = wp_safe_remote_request($url, array('headers' => $headers, 'timeout' => MAGPIE_FETCH_TIME_OUT));
    if (is_wp_error($resp)) {
        $error = array_shift($resp->errors);
        $resp = new stdClass();
        $resp->status = 500;
        $resp->response_code = 500;
        $resp->error = $error[0] . "\n";
        //\n = Snoopy compatibility
        return $resp;
    }
    // Snoopy returns headers unprocessed.
    // Also note, WP_HTTP lowercases all keys, Snoopy did not.
    $return_headers = array();
    foreach (wp_remote_retrieve_headers($resp) as $key => $value) {
        if (!is_array($value)) {
            $return_headers[] = "{$key}: {$value}";
        } else {
            foreach ($value as $v) {
                $return_headers[] = "{$key}: {$v}";
            }
        }
    }
    $response = new stdClass();
    $response->status = wp_remote_retrieve_response_code($resp);
    $response->response_code = wp_remote_retrieve_response_code($resp);
    $response->headers = $return_headers;
    $response->results = wp_remote_retrieve_body($resp);
    return $response;
}