function system_check_http_request

Checks whether the server is capable of issuing HTTP requests.

The function sets the drupal_http_request_fail system variable to TRUE if drupal_http_request() does not work and then the system status report page will contain an error.

Return value

TRUE if this installation can issue HTTP requests.

File

modules/system/system.module, line 3438

Code

function system_check_http_request() {
    // Try to get the content of the front page via drupal_http_request().
    $result = drupal_http_request(url('', array(
        'absolute' => TRUE,
    )), array(
        'max_redirects' => 0,
    ));
    // We only care that we get a http response - this means that Drupal
    // can make a http request.
    $works = isset($result->code) && $result->code >= 100 && $result->code < 600;
    variable_set('drupal_http_request_fails', !$works);
    return $works;
}