View source
<?php
namespace Drupal\block_content\Plugin\Block;
use Drupal\block_content\BlockContentUuidLookup;
use Drupal\Core\Access\AccessResult;
use Drupal\Core\Block\BlockBase;
use Drupal\Core\Block\BlockManagerInterface;
use Drupal\Core\Entity\EntityDisplayRepositoryInterface;
use Drupal\Core\Entity\EntityTypeManagerInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
use Drupal\Core\Routing\UrlGeneratorInterface;
use Drupal\Core\Session\AccountInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
class BlockContentBlock extends BlockBase implements ContainerFactoryPluginInterface {
protected $blockManager;
protected $entityTypeManager;
protected $account;
protected $blockContent;
protected $urlGenerator;
protected $uuidLookup;
protected $entityDisplayRepository;
public function __construct(array $configuration, $plugin_id, $plugin_definition, BlockManagerInterface $block_manager, EntityTypeManagerInterface $entity_type_manager, AccountInterface $account, UrlGeneratorInterface $url_generator, BlockContentUuidLookup $uuid_lookup, EntityDisplayRepositoryInterface $entity_display_repository) {
parent::__construct($configuration, $plugin_id, $plugin_definition);
$this->blockManager = $block_manager;
$this->entityTypeManager = $entity_type_manager;
$this->account = $account;
$this->urlGenerator = $url_generator;
$this->uuidLookup = $uuid_lookup;
$this->entityDisplayRepository = $entity_display_repository;
}
public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
return new static($configuration, $plugin_id, $plugin_definition, $container
->get('plugin.manager.block'), $container
->get('entity_type.manager'), $container
->get('current_user'), $container
->get('url_generator'), $container
->get('block_content.uuid_lookup'), $container
->get('entity_display.repository'));
}
public function defaultConfiguration() {
return [
'status' => TRUE,
'info' => '',
'view_mode' => 'full',
];
}
public function blockForm($form, FormStateInterface $form_state) {
$block = $this
->getEntity();
if (!$block) {
return $form;
}
$options = $this->entityDisplayRepository
->getViewModeOptionsByBundle('block_content', $block
->bundle());
$form['view_mode'] = [
'#type' => 'select',
'#options' => $options,
'#title' => $this
->t('View mode'),
'#description' => $this
->t('Output the block in this view mode.'),
'#default_value' => $this->configuration['view_mode'],
'#access' => count($options) > 1,
];
$form['title']['#description'] = $this
->t('The title of the block as shown to the user.');
return $form;
}
public function blockSubmit($form, FormStateInterface $form_state) {
$this->configuration['view_mode'] = $form_state
->getValue('view_mode');
$this->blockManager
->clearCachedDefinitions();
}
protected function blockAccess(AccountInterface $account) {
if ($this
->getEntity()) {
return $this
->getEntity()
->access('view', $account, TRUE);
}
return AccessResult::forbidden();
}
public function build() {
if ($block = $this
->getEntity()) {
return $this->entityTypeManager
->getViewBuilder($block
->getEntityTypeId())
->view($block, $this->configuration['view_mode']);
}
else {
return [
'#markup' => $this
->t('Block with uuid %uuid does not exist. <a href=":url">Add custom block</a>.', [
'%uuid' => $this
->getDerivativeId(),
':url' => $this->urlGenerator
->generate('block_content.add_page'),
]),
'#access' => $this->account
->hasPermission('administer blocks'),
];
}
}
protected function getEntity() {
if (!isset($this->blockContent)) {
$uuid = $this
->getDerivativeId();
if ($id = $this->uuidLookup
->get($uuid)) {
$this->blockContent = $this->entityTypeManager
->getStorage('block_content')
->load($id);
}
}
return $this->blockContent;
}
}