Add the possibility to change the user_type through the API

modules/custom/kms_services_resources/kms_services_resources.services.inc

@@ -829,6 +829,34 @@ function kms_service_resources_resource() {
           ],
         ],
 
+        'updateUserType' => [
+          'file' => [
+            'type' => 'inc',
+            'module' => 'kms_services_resources',
+            'name' => 'kms_services_resources.services',
+          ],
+          'help' => t('Update the user type by using the user ID'),
+          'access callback' => '_kms_services_resources_user_resource_access',
+          'access arguments append' => TRUE,
+          'callback' => '_kms_service_resources_update_user_type',
+          'args' => [
+            [
+              'name' => 'id',
+              'type' => 'string',
+              'description' => t('The id for the user'),
+              'source' => ['data' => 'id'],
+              'optional' => FALSE,
+            ],
+            [
+              'name' => 'type',
+              'type' => 'string',
+              'description' => t('The type to set the user as'),
+              'source' => ['data' => 'type'],
+              'optional' => FALSE,
+            ],
+          ],
+        ],
+
       ],
     ],
   ];
@@ -1864,5 +1892,51 @@ function _kms_service_resources_get_user_by_uuid($uuid) {
     return services_error(t('User could not be loaded.'), 422);
   }
 
+  return $user;
+}
+
+/**
+ * Update the field_user_type for a user with the given $user_type_id.
+ *
+ * @param $id
+ *   User ID
+ * @param $user_type_tid
+ *   User type Term ID.
+ *
+ * @return mixed
+ * @throws \Exception
+ * @throws \ServicesException
+ */
+function _kms_service_resources_update_user_type($id, $user_type_tid) {
+
+  $user = user_load($id);
+  if (!$user) {
+    return services_error(t('User could not be loaded.'), 404);
+  }
+
+  // Do we already have an entry ?
+  $user_type_entity = db_select('field_data_field_user_type', 'fdfut')
+    ->fields('fdfut', ['entity_type'])
+    ->condition('entity_type', 'user')
+    ->condition('entity_id', $id)
+    ->condition('field_user_type_tid', $user_type_tid)
+    ->execute()
+    ->fetchAssoc();
+
+  if (!$user_type_entity) {
+    db_insert('field_data_field_user_type')
+      ->fields(array(
+        'entity_type' => 'user',
+        'bundle' => 'user',
+        'deleted' => 0,
+        'entity_id' => $id,
+        'revision_id' => $id,
+        'language' => LANGUAGE_NONE,
+        'delta' => 0,
+        'field_user_type_tid' => intval($user_type_tid)
+      ))
+      ->execute();
+  }
+
   return $user;
 }