ISTWCMS-4586: Adding entity presave hook to update media/image field.

uw_ct_profile.module

@@ -5,6 +5,7 @@
  * Profile module file.
  */
 
+use Drupal\Core\Entity\EntityInterface;
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\node\Entity\Node;
 
@@ -69,3 +70,25 @@ function _uw_ct_profile_alter_fields(): array {
     'field_uw_ct_profile_title' => 'field_uw_ct_contact_title',
   ];
 }
+
+/**
+ * Implements hook_entity_presave().
+ */
+function uw_ct_profile_entity_presave(EntityInterface $entity) {
+
+  // Sync image only for profile entity, only when entity is created, there is
+  // contact link provided, and image field is empty.
+  if ($entity->bundle() === 'uw_ct_profile' &&
+    $entity->isNew() &&
+    $entity->field_uw_ct_profile_contact->entity &&
+    !$entity->field_uw_ct_profile_image->value
+  ) {
+    // Get contact entity from Link with contact field.
+    $contact = $entity->field_uw_ct_profile_contact->entity;
+    // If contact has attached image.
+    if ($image = $contact->field_uw_ct_contact_image->entity) {
+      // Update image field of profile with values from contact.
+      $entity->field_uw_ct_profile_image->target_id = $image->id();
+    }
+  }
+}