Resolve #3448960 "Provide migration plugins"

Closes #3448960

src/Plugin/migrate/destination/SimpleAccessNodeGroup.php

+<?php
+
+declare(strict_types=1);
+
+namespace Drupal\simple_access\Plugin\migrate\destination;
+
+use Drupal\Core\Database\Connection;
+use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
+use Drupal\migrate\MigrateException;
+use Drupal\migrate\Plugin\migrate\destination\DestinationBase;
+use Drupal\migrate\Plugin\MigrationInterface;
+use Drupal\migrate\Row;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Destination for Simple Access Node Groups.
+ *
+ * Use the following migration configuration to migrate Simple Access Groups.
+ *
+ * @code
+ * source:
+ *   plugin: d7_simple_access_node_groups
+ * process:
+ *   nid: nid
+ *   gid: gid
+ *   grant_view: sa_view
+ *   grant_update: sa_update
+ *   grant_delete: sa_delete
+ * destination:
+ *   plugin: simple_access_node_group
+ *   group_map:
+ *     '1': 'group_one'
+ *     '2': 'group_two'
+ *     '3': 'group_three'
+ * @endcode
+ *
+ * @MigrateDestination(
+ *   id = "simple_access_node_group"
+ * )
+ */
+class SimpleAccessNodeGroup extends DestinationBase implements ContainerFactoryPluginInterface {
+
+  /**
+   * SimpleAccessNodeGroup constructor.
+   */
+  public function __construct(
+    array $configuration,
+    $plugin_id,
+    $plugin_definition,
+    MigrationInterface $migration,
+    protected Connection $database,
+  ) {
+    parent::__construct($configuration, $plugin_id, $plugin_definition, $migration);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition, MigrationInterface $migration = NULL) {
+    return new static(
+      $configuration,
+      $plugin_id,
+      $plugin_definition,
+      $migration,
+      $container->get('database'),
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getIds() {
+    return [
+      'nid' => ['type' => 'integer'],
+      'gid' => ['type' => 'string'],
+    ];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function fields() {
+    return [
+      'nid' => $this->t('The node id.'),
+      'gid' => $this->t('The group id.'),
+      'grant_view' => $this->t('Whether view is granted.'),
+      'grant_update' => $this->t('Whether update is granted.'),
+      'grant_delete' => $this->t('Whether delete is granted.'),
+    ];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function import(Row $row, array $old_destination_id_values = []) {
+    $gid = (string) $row->getDestinationProperty('gid');
+    $groupMap = $this->configuration['group_map'] ?? [];
+    if (!isset($groupMap[$gid])) {
+      throw new MigrateException(sprintf('Group id "%s" is missing from the group_map config', $gid));
+    }
+    $group = $groupMap[$gid];
+    $this->database->insert('simple_access_node_group')
+      ->fields([
+        'nid' => $row->getDestinationProperty('nid'),
+        'gid' => $group,
+        'grant_view' => $row->getDestinationProperty('grant_view'),
+        'grant_update' => $row->getDestinationProperty('grant_update'),
+        'grant_delete' => $row->getDestinationProperty('grant_delete'),
+      ])
+      ->execute();
+
+    return [
+      'nid' => $row->getDestinationProperty('nid'),
+      'gid' => $group,
+    ];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function rollback(array $destination_identifier) {
+    $this->database->delete('simple_access_node_group')
+      ->condition('nid', $destination_identifier['nid'])
+      ->condition('gid', $destination_identifier['gid'])
+      ->execute();
+  }
+
+}