function block_configurable_language_delete
Implements hook_ENTITY_TYPE_delete() for 'configurable_language'.
Delete the potential block visibility settings of the deleted language.
File
- 
              core/modules/ block/ block.module, line 308 
Code
function block_configurable_language_delete(ConfigurableLanguageInterface $language) {
  // Remove the block visibility settings for the deleted language.
  foreach (Block::loadMultiple() as $block) {
    /** @var \Drupal\block\BlockInterface $block */
    $visibility = $block->getVisibility();
    if (isset($visibility['language']['langcodes'][$language->id()])) {
      unset($visibility['language']['langcodes'][$language->id()]);
      $block->setVisibilityConfig('language', $visibility['language']);
      $block->save();
    }
  }
}Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.
