public function BlockPermissionsBlockLibraryController::listBlocks in Block permissions 8

Shows a list of blocks that can be added to a theme's layout.

Parameters

\Symfony\Component\HttpFoundation\Request $request: The current request.

string $theme: Theme key of the block list.

Return value

array A render array as expected by the renderer.

Overrides BlockLibraryController::listBlocks

File

src/Controller/BlockPermissionsBlockLibraryController.php, line 16

Class

BlockPermissionsBlockLibraryController

Controller for changes in the BlockLibraryController.

Namespace

Drupal\block_permissions\Controller

Code

public function listBlocks(Request $request, $theme) {

  // First build the list.
  $build = parent::listBlocks($request, $theme);

  // Iterate over the rows and validate each plugin.
  foreach ($build['blocks']['#rows'] as $key => $row) {
    if (!empty($row['operations']['data']['#links']['add']['url'])) {

      // Get the plugin via the add URL (there is no other way..).
      $url = $row['operations']['data']['#links']['add']['url'];
      if (!$url
        ->access()) {
        unset($build['blocks']['#rows'][$key]);
      }
    }
  }
  return $build;
}