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<?php
namespace Drupal\user\Plugin\views\access;
use Drupal\Core\Cache\Cache;
use Drupal\Core\Cache\CacheableDependencyInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\user\RoleStorageInterface;
use Drupal\views\Plugin\views\access\AccessPluginBase;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\Routing\Route;
use Drupal\Core\Session\AccountInterface;
class Role extends AccessPluginBase implements CacheableDependencyInterface {
protected $usesOptions = TRUE;
protected $roleStorage;
public function __construct(array $configuration, $plugin_id, $plugin_definition, RoleStorageInterface $role_storage) {
parent::__construct($configuration, $plugin_id, $plugin_definition);
$this->roleStorage = $role_storage;
}
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')
->getStorage('user_role'));
}
public function access(AccountInterface $account) {
return !empty(array_intersect(array_filter($this->options['role']), $account
->getRoles()));
}
public function alterRouteDefinition(Route $route) {
if ($this->options['role']) {
$route
->setRequirement('_role', (string) implode('+', $this->options['role']));
}
}
public function summaryTitle() {
$count = count($this->options['role']);
if ($count < 1) {
return $this
->t('No role(s) selected');
}
elseif ($count > 1) {
return $this
->t('Multiple roles');
}
else {
$rids = user_role_names();
$rid = reset($this->options['role']);
return $rids[$rid];
}
}
protected function defineOptions() {
$options = parent::defineOptions();
$options['role'] = [
'default' => [],
];
return $options;
}
public function buildOptionsForm(&$form, FormStateInterface $form_state) {
parent::buildOptionsForm($form, $form_state);
$form['role'] = [
'#type' => 'checkboxes',
'#title' => $this
->t('Role'),
'#default_value' => $this->options['role'],
'#options' => array_map('\\Drupal\\Component\\Utility\\Html::escape', user_role_names()),
'#description' => $this
->t('Only the checked roles will be able to access this display.'),
];
}
public function validateOptionsForm(&$form, FormStateInterface $form_state) {
$role = $form_state
->getValue([
'access_options',
'role',
]);
$role = array_filter($role);
if (!$role) {
$form_state
->setError($form['role'], $this
->t('You must select at least one role if type is "by role"'));
}
$form_state
->setValue([
'access_options',
'role',
], $role);
}
public function calculateDependencies() {
$dependencies = parent::calculateDependencies();
foreach (array_keys($this->options['role']) as $rid) {
if ($role = $this->roleStorage
->load($rid)) {
$dependencies[$role
->getConfigDependencyKey()][] = $role
->getConfigDependencyName();
}
}
return $dependencies;
}
public function getCacheMaxAge() {
return Cache::PERMANENT;
}
public function getCacheContexts() {
return [
'user.roles',
];
}
public function getCacheTags() {
return [];
}
}