ShareMessageBlock.php in Share Message 8
File
src/Plugin/Block/ShareMessageBlock.php
View source
<?php
namespace Drupal\sharemessage\Plugin\Block;
use Drupal\Core\Access\AccessResult;
use Drupal\Core\Block\BlockBase;
use Drupal\Core\Entity\EntityTypeManagerInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
use Drupal\Core\Session\AccountInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
class ShareMessageBlock extends BlockBase implements ContainerFactoryPluginInterface {
protected $storageController;
protected $viewBuilder;
public function __construct(array $configuration, $plugin_id, array $plugin_definition, EntityTypeManagerInterface $entity_type_manager) {
parent::__construct($configuration, $plugin_id, $plugin_definition);
$this->storageController = $entity_type_manager
->getStorage('sharemessage');
$this->viewBuilder = $entity_type_manager
->getViewBuilder('sharemessage');
}
public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
return new static($configuration, $plugin_id, $plugin_definition, $container
->get('entity_type.manager'));
}
public function defaultConfiguration() {
return [
'sharemessage' => NULL,
];
}
public function blockAccess(AccountInterface $account) {
return AccessResult::allowedIfHasPermission($account, 'view sharemessages');
}
public function blockForm($form, FormStateInterface $form_state) {
$sharemessages = $this->storageController
->loadMultiple();
$options = [];
foreach ($sharemessages as $sharemessage) {
$options[$sharemessage
->id()] = $sharemessage
->label();
}
$form['sharemessage'] = [
'#type' => 'select',
'#title' => t('Select the sharemessage that should be displayed'),
'#default_value' => $this->configuration['sharemessage'],
'#options' => $options,
];
return $form;
}
public function blockSubmit($form, FormStateInterface $form_state) {
$this->configuration['sharemessage'] = $form_state
->getValue('sharemessage');
}
public function build() {
if ($sharemessage = $this->storageController
->load($this->configuration['sharemessage'])) {
return $this->viewBuilder
->view($sharemessage);
}
}
public function getCacheContexts() {
$contexts = parent::getCacheContexts();
$contexts[] = 'url';
return $contexts;
}
public function calculateDependencies() {
return [
'config' => [
'sharemessage.sharemessage.' . $this->configuration['sharemessage'],
],
];
}
}