Same name and namespace in other branches

1. 9 core/modules/big_pipe/src/Render/Placeholder/BigPipeStrategy.php \Drupal\big_pipe\Render\Placeholder\BigPipeStrategy::createBigPipeJsPlaceholder()
2. 8.9.x core/modules/big_pipe/src/Render/Placeholder/BigPipeStrategy.php \Drupal\big_pipe\Render\Placeholder\BigPipeStrategy::createBigPipeJsPlaceholder()
3. 11.x core/modules/big_pipe/src/Render/Placeholder/BigPipeStrategy.php \Drupal\big_pipe\Render\Placeholder\BigPipeStrategy::createBigPipeJsPlaceholder()

Creates a BigPipe JS placeholder.

Parameters

string $original_placeholder: The original placeholder.

array $placeholder_render_array: The render array for a placeholder.

Return value

array The resulting BigPipe JS placeholder render array.

1 call to BigPipeStrategy::createBigPipeJsPlaceholder()

BigPipeStrategy::doProcessPlaceholders in core/modules/big_pipe/src/Render/Placeholder/BigPipeStrategy.php

Transforms placeholders to BigPipe placeholders, either no-JS or JS.

File

core/modules/big_pipe/src/Render/Placeholder/BigPipeStrategy.php, line 202

Class

BigPipeStrategy

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

Namespace

Drupal\big_pipe\Render\Placeholder

Code

protected static function createBigPipeJsPlaceholder($original_placeholder, array $placeholder_render_array) {
  $big_pipe_placeholder_id = static::generateBigPipePlaceholderId($original_placeholder, $placeholder_render_array);
  $interface_preview = [];
  if (isset($placeholder_render_array['#lazy_builder'])) {
    $interface_preview = [
      '#theme' => 'big_pipe_interface_preview',
      '#callback' => $placeholder_render_array['#lazy_builder'][0],
      '#arguments' => $placeholder_render_array['#lazy_builder'][1],
    ];
    if (isset($placeholder_render_array['#preview'])) {
      $interface_preview['#preview'] = $placeholder_render_array['#preview'];
      unset($placeholder_render_array['#preview']);
    }
  }
  return [
    '#prefix' => '<span data-big-pipe-placeholder-id="' . Html::escape($big_pipe_placeholder_id) . '">',
    'interface_preview' => $interface_preview,
    '#suffix' => '</span>',
    '#cache' => [
      'max-age' => 0,
      'contexts' => [
        'session.exists',
      ],
    ],
    '#attached' => [
      'library' => [
        'big_pipe/big_pipe',
      ],
      // Inform BigPipe' JavaScript known BigPipe placeholder IDs.
'drupalSettings' => [
        'bigPipePlaceholderIds' => [
          $big_pipe_placeholder_id => TRUE,
        ],
      ],
      'big_pipe_placeholders' => [
        Html::escape($big_pipe_placeholder_id) => $placeholder_render_array,
      ],
    ],
  ];
}

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