public function BusinessRulesDebugBlock::build in Business Rules 8

Same name and namespace in other branches

1. 2.x src/Plugin/Block/BusinessRulesDebugBlock.php \Drupal\business_rules\Plugin\Block\BusinessRulesDebugBlock::build()

Builds and returns the renderable array for this block plugin.

If a block should not be rendered because it has no content, then this method must also ensure to return no content: it must then only return an empty array, or an empty array with #cache set (with cacheability metadata indicating the circumstances for it being empty).

Return value

array A renderable array representing the content of the block.

Overrides BlockPluginInterface::build

See also

\Drupal\block\BlockViewBuilder

File

src/Plugin/Block/BusinessRulesDebugBlock.php, line 72

Class

BusinessRulesDebugBlock

Class BusinessRulesDebugBlock.

Namespace

Drupal\business_rules\Plugin\Block

Code

public function build() {
  $output = [];
  if ($this->config
    ->get('debug_screen')) {
    $session_id = session_id();
    $debug = $this->keyvalue
      ->get($session_id);
    $this->keyvalue
      ->set($session_id, NULL);
    if ($debug && count($debug)) {
      $output['#attached']['library'][] = 'business_rules/style';
      $output['#attached']['library'][] = 'dbug/dbug';
      $output['business_rules_debug'] = [
        '#type' => 'details',
        '#title' => 'Business Rules Debug',
        '#collapsed' => TRUE,
        '#collapsable' => TRUE,
      ];
      $output['business_rules_debug']['debug'] = $debug;
    }
  }
  return $output;
}