Processes placeholders to render them with different strategies.

Parameters

array $placeholders: The placeholders to process, with the keys being the markup for the placeholders and the values the corresponding render array describing the data to be rendered.

Return value

array The resulting placeholders, with a subset of the keys of $placeholders (and those being the markup for the placeholders) but with the corresponding render array being potentially modified to render e.g. an ESI or BigPipe placeholder.

Overrides PlaceholderStrategyInterface::processPlaceholders

File

core/lib/Drupal/Core/Render/Placeholder/CachedStrategy.php, line 23

Class

CachedStrategy

Looks up placeholders in the render cache and returns those we could find.

Namespace

Drupal\Core\Render\Placeholder

Code

public function processPlaceholders(array $placeholders) {
  $return = $this->renderCache
    ->getMultiple($placeholders);
  if ($return) {
    $return = $this->processNestedPlaceholders($return);
  }
  return $return;
}

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