function system_theme_suggestions_page

Implements hook_theme_suggestions_HOOK().

File

core/modules/system/system.module, line 189

Code

function system_theme_suggestions_page(array $variables) {
    $path_args = explode('/', trim(\Drupal::service('path.current')->getPath(), '/'));
    $suggestions = theme_get_suggestions($path_args, 'page');
    $supported_http_error_codes = [
        401,
        403,
        404,
    ];
    $exception = \Drupal::requestStack()->getCurrentRequest()->attributes
        ->get('exception');
    if ($exception instanceof HttpExceptionInterface && in_array($exception->getStatusCode(), $supported_http_error_codes, TRUE)) {
        $suggestions[] = 'page__4xx';
        $suggestions[] = 'page__' . $exception->getStatusCode();
    }
    return $suggestions;
}