fixed simplenews subscribers without account migration

web/modules/custom/materio_migrate/config/install/migrate_plus.migration.d7_simplenews_subscribers.yml

@@ -24,9 +24,10 @@ process:
   mail: mail
   # uid: uid
   uid:
-    plugin: migration
+    plugin: migration_lookup
     migration: d7_users
     source: uid
+    no_stub: true
 
   langcode: language
   changes: changes

web/modules/custom/materio_migrate/config/install/migrate_plus.migration.d7_simplenews_subscribers_notuser.yml

@@ -0,0 +1,55 @@
+id: d7_simplenews_subscribers_notuser
+migration_group: d7_materio
+dependencies:
+  # config:
+  #   - migrate.migration.d7_simplenews_newsletter
+  module:
+    - migrate_drupal
+    - simplenews
+label: Simplenews subscribers (without user drupal accompte)
+migration_tags:
+  - Drupal 7
+  - Content
+  - Materio
+
+source:
+  plugin: d7_simplenews_subscribers_notuser
+  # high_water_property:
+  #   name: changes
+  #   alias: s
+
+process:
+  id: snid
+  status: activated
+  mail: mail
+  uid: uid
+
+  langcode: language
+  changes: changes
+  created: created
+
+  subscriptions:
+    plugin: iterator
+    source: subscriptions
+    process:
+      target_id:
+        plugin: static_map
+        source: newsletter_id
+        map:
+          6585: "test"
+          6374: "ze_daily_materio_"
+          6274: "materio_newsletter"
+          7881: "companies"
+        # plugin: migration
+        # migration: d7_simplenews_newsletter
+        # source: newsletter_id
+      status: status
+      timestamp: timestamp
+      source: source
+
+destination:
+  plugin: entity:simplenews_subscriber
+
+migration_dependencies:
+  required:
+    - d7_users

web/modules/custom/materio_migrate/src/Plugin/migrate/source/D7SimplenewsSubscribers.php

@@ -43,6 +43,7 @@ class D7SimplenewsSubscribers extends DrupalSqlBase {
   public function query() {
     return $this->select('simplenews_subscriber', 's')
       ->fields('s')
+      ->condition('s.uid', 0, '<>')
       ->orderBy('snid');
   }
 

web/modules/custom/materio_migrate/src/Plugin/migrate/source/D7SimplenewsSubscribersNotUser.php

@@ -0,0 +1,73 @@
+<?php
+
+namespace Drupal\materio_migrate\Plugin\migrate\source;
+
+use Drupal\migrate\Row;
+use Drupal\migrate_drupal\Plugin\migrate\source\DrupalSqlBase;
+
+/**
+ * Migration source for Subscriber entries in D7.
+ *
+ * @MigrateSource(
+ *   id = "d7_simplenews_subscribers_notuser",
+ *   source_module = "simplenews"
+ * )
+ */
+class D7SimplenewsSubscribersNotUser extends DrupalSqlBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function fields() {
+    return [
+      'snid' => $this->t('Subscriber ID'),
+      'activated' => $this->t('Activated'),
+      'mail' => $this->t("Subscriber's e-mail address"),
+      'uid' => $this->t('Corresponding user'),
+      'language' => $this->t('Language'),
+      'changes' => $this->t('Pending unconfirmed subscription changes'),
+      'created' => $this->t('Time of creation'),
+    ];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getIds() {
+    return ['snid' => ['type' => 'integer']];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function query() {
+    return $this->select('simplenews_subscriber', 's')
+      ->fields('s')
+      ->condition('s.uid', 0)
+      ->orderBy('snid');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function prepareRow(Row $row) {
+    $result = parent::prepareRow($row);
+
+    $version = $this->getModuleSchemaVersion('simplenews');
+    $newsletter_id_field = 'newsletter_id';
+    if ($version >= 7000 & $version < 7200) {
+      $newsletter_id_field = 'tid';
+    }
+
+    // Add associated data from the subscriptions table.
+    $q = $this->select('simplenews_subscription', 'sub');
+    $q->addField('sub', $newsletter_id_field, 'newsletter_id');
+    $q->fields('sub', ['status', 'timestamp', 'source']);
+    $q->condition('sub.snid', $row->getSourceProperty('snid'));
+    $subscriptions = $q->execute()->fetchAllAssoc('newsletter_id');
+    $row->setSourceProperty('subscriptions', $subscriptions);
+
+    return $result;
+  }
+
+}