function BigPipeStrategy::processPlaceholders

Overrides PlaceholderStrategyInterface::processPlaceholders

File

core/modules/big_pipe/src/Render/Placeholder/BigPipeStrategy.php, line 108

Class

BigPipeStrategy

Defines the BigPipe placeholder strategy, to send HTML in chunks.

Namespace

Code

public function processPlaceholders(array $placeholders) {
    $request = $this->requestStack
        ->getCurrentRequest();
    // @todo remove this check when https://www.drupal.org/node/2367555 lands.
    if (!$request->isMethodCacheable()) {
        return [];
    }
    // Routes can opt out from using the BigPipe HTML delivery technique.
    if ($this->routeMatch
        ->getRouteObject()
        ->getOption('_no_big_pipe')) {
        return [];
    }
    if (!$this->sessionConfiguration
        ->hasSession($request)) {
        return [];
    }
    return $this->doProcessPlaceholders($placeholders);
}