Permissions.php

<?php

namespace Drupal\user\Plugin\views\filter;

use Drupal\Component\Utility\Html;
use Drupal\Core\DependencyInjection\DeprecatedServicePropertyTrait;
use Drupal\Core\Extension\ModuleExtensionList;
use Drupal\Core\Extension\ModuleHandlerInterface;
use Drupal\user\Entity\Role;
use Drupal\user\PermissionHandlerInterface;
use Drupal\user\RoleInterface;
use Drupal\views\Plugin\views\filter\ManyToOne;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Filter handler for user roles.
 *
 * @ingroup views_filter_handlers
 *
 * @ViewsFilter("user_permissions")
 */
class Permissions extends ManyToOne {
    use DeprecatedServicePropertyTrait;
    
    /**
     * The service properties that should raise a deprecation error.
     */
    private array $deprecatedProperties = [
        'moduleHandler' => 'module_handler',
    ];
    
    /**
     * The permission handler.
     *
     * @var \Drupal\user\PermissionHandlerInterface
     */
    protected $permissionHandler;
    
    /**
     * Module extension list.
     */
    protected ModuleExtensionList $moduleExtensionList;
    
    /**
     * Constructs a Permissions object.
     *
     * @param array $configuration
     *   A configuration array containing information about the plugin instance.
     * @param string $plugin_id
     *   The plugin_id for the plugin instance.
     * @param mixed $plugin_definition
     *   The plugin implementation definition.
     * @param \Drupal\user\PermissionHandlerInterface $permission_handler
     *   The permission handler.
     * @param \Drupal\Core\Extension\ModuleExtensionList|\Drupal\Core\Extension\ModuleHandlerInterface $module_extension_list
     *   The module extension list.
     */
    public function __construct(array $configuration, $plugin_id, $plugin_definition, PermissionHandlerInterface $permission_handler, ModuleExtensionList|ModuleHandlerInterface $module_extension_list) {
        parent::__construct($configuration, $plugin_id, $plugin_definition);
        $this->permissionHandler = $permission_handler;
        if ($module_extension_list instanceof ModuleHandlerInterface) {
            @trigger_error('Calling ' . __METHOD__ . '() with the $module_extension_list argument as ModuleHandlerInterface is deprecated in drupal:10.3.0 and will be required in drupal:12.0.0. See https://www.drupal.org/node/3310017', E_USER_DEPRECATED);
            $module_extension_list = \Drupal::service('extension.list.module');
        }
        $this->moduleExtensionList = $module_extension_list;
    }
    
    /**
     * {@inheritdoc}
     */
    public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
        return new static($configuration, $plugin_id, $plugin_definition, $container->get('user.permissions'), $container->get('extension.list.module'));
    }
    public function getValueOptions() {
        if (!isset($this->valueOptions)) {
            $permissions = $this->permissionHandler
                ->getPermissions();
            foreach ($permissions as $perm => $perm_item) {
                $provider = $perm_item['provider'];
                $display_name = $this->moduleExtensionList
                    ->getName($provider);
                $this->valueOptions[$display_name][$perm] = Html::escape(strip_tags($perm_item['title']));
            }
            return $this->valueOptions;
        }
        else {
            return $this->valueOptions;
        }
    }
    
    /**
     * {@inheritdoc}
     *
     * Replace the configured permission with a filter by all roles that have this
     * permission.
     */
    public function query() {
        $rids = [];
        $all_roles = Role::loadMultiple();
        // Get all role IDs that have the configured permissions.
        foreach ($this->value as $permission) {
            $roles = array_filter($all_roles, fn(RoleInterface $role) => $role->hasPermission($permission));
            // Method Role::loadMultiple() returns an array with the role IDs as keys,
            // so take the array keys and merge them with previously found role IDs.
            $rids = array_merge($rids, array_keys($roles));
        }
        // Remove any duplicate role IDs.
        $rids = array_unique($rids);
        $this->value = $rids;
        // $this->value contains the role IDs that have the configured permission.
        parent::query();
    }

}