Resolve #3339551 "Implement hookhelp"

src/Access/GroupPermissionCalculator.php

-<?php
-
-namespace Drupal\group_permissions\Access;
-
-use Drupal\Core\Entity\EntityTypeManagerInterface;
-use Drupal\Core\Session\AccountInterface;
-use Drupal\group\Access\GroupPermissionCalculatorBase;
-use Drupal\group\Access\RefinableCalculatedGroupPermissions;
-use Drupal\group\Access\CalculatedGroupPermissionsItem;
-use Drupal\group\Access\CalculatedGroupPermissionsItemInterface;
-use Drupal\group\Entity\GroupType;
-use Drupal\group\GroupMembershipLoaderInterface;
-use Drupal\group_permissions\GroupPermissionsManager;
-
-/**
- * Calculates group permissions for an account.
- */
-class GroupPermissionCalculator extends GroupPermissionCalculatorBase {
-
-  /**
-   * The entity type manager.
-   *
-   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
-   */
-  protected $entityTypeManager;
-
-  /**
-   * The membership loader service.
-   *
-   * @var \Drupal\group\GroupMembershipLoaderInterface
-   */
-  protected $membershipLoader;
-
-  /**
-   * The group permissions manager.
-   *
-   * @var \Drupal\group_permissions\GroupPermissionsManager
-   */
-  protected $groupPermissionsManager;
-
-  /**
-   * Constructs a DefaultGroupPermissionCalculator object.
-   *
-   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
-   *   The entity type manager.
-   * @param \Drupal\group\GroupMembershipLoaderInterface $membership_loader
-   *   The group membership loader service.
-   * @param \Drupal\group_permissions\GroupPermissionsManager $group_permissions_manager
-   *   The group permissions manager.
-   */
-  public function __construct(EntityTypeManagerInterface $entity_type_manager, GroupMembershipLoaderInterface $membership_loader, GroupPermissionsManager $group_permissions_manager) {
-    $this->entityTypeManager = $entity_type_manager;
-    $this->membershipLoader = $membership_loader;
-    $this->groupPermissionsManager = $group_permissions_manager;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function calculateMemberPermissions(AccountInterface $account) {
-    $calculated_permissions = new RefinableCalculatedGroupPermissions();
-    $calculated_permissions->addCacheContexts(['user']);
-
-    $user = $this->entityTypeManager->getStorage('user')->load($account->id());
-    $calculated_permissions->addCacheableDependency($user);
-
-    foreach ($this->membershipLoader->loadByUser($account) as $group_membership) {
-      $group = $group_membership->getGroup();
-      $custom_permissions = $this->groupPermissionsManager->getCustomPermissions($group);
-
-      if (!empty($custom_permissions)) {
-        $calculated_permissions->addCacheableDependency($this->groupPermissionsManager->getGroupPermission($group));
-        foreach ($group_membership->getRoles() as $group_role) {
-          $item = new CalculatedGroupPermissionsItem(
-            CalculatedGroupPermissionsItemInterface::SCOPE_GROUP,
-            $group_membership->getGroup()->id(),
-            $custom_permissions[$group_role->id()] ?? []
-          );
-
-          $calculated_permissions->addItem($item);
-          $calculated_permissions->addCacheableDependency($group_role);
-        }
-
-        $calculated_permissions->addCacheableDependency($group);
-      }
-    }
-    return $calculated_permissions;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function calculateAnonymousPermissions() {
-    $calculated_permissions = new RefinableCalculatedGroupPermissions();
-
-    $calculated_permissions->addCacheTags(['group_list']);
-
-    $group_permissions = $this->groupPermissionsManager->getAll();
-    foreach ($group_permissions as $group_permission) {
-      $group = $group_permission->getGroup();
-      if (!empty($group) && !empty($group_permission)) {
-        $calculated_permissions->addCacheableDependency($group_permission);
-
-        $custom_permissions = $group_permission->getPermissions();
-        $group_role = $group->getGroupType()->getAnonymousRole();
-
-        $item = new CalculatedGroupPermissionsItem(
-          CalculatedGroupPermissionsItemInterface::SCOPE_GROUP,
-          $group->id(),
-          $custom_permissions[$group_role->id()] ?? []
-        );
-
-        $calculated_permissions->addItem($item);
-        $calculated_permissions->addCacheableDependency($group);
-        $calculated_permissions->addCacheableDependency($group_role);
-      }
-    }
-
-    return $calculated_permissions;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function calculateOutsiderPermissions(AccountInterface $account) {
-
-    $calculated_permissions = new RefinableCalculatedGroupPermissions();
-    $calculated_permissions->addCacheTags(['group_list']);
-    $calculated_permissions->addCacheContexts(['user']);
-
-    $user = $this->entityTypeManager->getStorage('user')->load($account->id());
-    $calculated_permissions->addCacheableDependency($user);
-
-    $group_permissions = $this->groupPermissionsManager->getAll();
-    foreach ($group_permissions as $group_permission) {
-      if (!empty($group_permission)) {
-        $group = $group_permission->getGroup();
-        $calculated_permissions->addCacheableDependency($group_permission);
-
-        // Get all outsider roles.
-        $roles = $this->groupPermissionsManager->getOutsiderRoles($group, $account);
-        $calculated_permissions->addCacheableDependency($group_permission);
-
-        $custom_permissions = $group_permission->getPermissions();
-
-        foreach ($roles as $group_role) {
-          $item = new CalculatedGroupPermissionsItem(
-            CalculatedGroupPermissionsItemInterface::SCOPE_GROUP,
-            $group->id(),
-            $custom_permissions[$group_role->id()] ?? [],
-          );
-
-          $calculated_permissions->addItem($item);
-          $calculated_permissions->addCacheableDependency($group);
-          $calculated_permissions->addCacheableDependency($group_role);
-        }
-      }
-    }
-
-    return $calculated_permissions;
-  }
-
-  /**
-   * Gets account outsider roles.
-   *
-   * @param \Drupal\Core\Session\AccountInterface $account
-   *   User account.
-   * @param \Drupal\group\Entity\GroupType $group_type
-   *   Group type.
-   *
-   * @return array
-   *   Roles ids.
-   */
-  protected function getAccountOutsiderRoles(AccountInterface $account, GroupType $group_type) {
-    $roles = $account->getRoles(TRUE);
-    $group_role_ids = [];
-    foreach ($roles as $role_id) {
-      $group_role_ids[] = $this->groupRoleSynchronizer->getGroupRoleId($group_type->id(), $role_id);
-    }
-
-    return $group_role_ids;
-  }
-
-}