function block_test_block_build_test_cache_alter

Implements hook_block_build_BASE_BLOCK_ID_alter().

File

core/modules/block/tests/modules/block_test/block_test.module, line 35

Code

function block_test_block_build_test_cache_alter(array &$build, BlockPluginInterface $block) {
    // Test altering cache keys, contexts, tags and max-age.
    if (\Drupal::state()->get('block_test_block_alter_cache_key') !== NULL) {
        $build['#cache']['keys'][] = \Drupal::state()->get('block_test_block_alter_cache_key');
    }
    if (\Drupal::state()->get('block_test_block_alter_cache_context') !== NULL) {
        $build['#cache']['contexts'][] = \Drupal::state()->get('block_test_block_alter_cache_context');
    }
    if (\Drupal::state()->get('block_test_block_alter_cache_tag') !== NULL) {
        $build['#cache']['tags'] = Cache::mergeTags($build['#cache']['tags'], [
            \Drupal::state()->get('block_test_block_alter_cache_tag'),
        ]);
    }
    if (\Drupal::state()->get('block_test_block_alter_cache_max_age') !== NULL) {
        $build['#cache']['max-age'] = \Drupal::state()->get('block_test_block_alter_cache_max_age');
    }
    // Test setting #create_placeholder.
    if (\Drupal::state()->get('block_test_block_alter_create_placeholder') !== NULL) {
        $build['#create_placeholder'] = \Drupal::state()->get('block_test_block_alter_create_placeholder');
    }
}