--- /dev/null
+<?php
+
+namespace Drupal\field\Plugin\migrate\process\d6;
+
+use Drupal\migrate\MigrateException;
+use Drupal\migrate\ProcessPluginBase;
+use Drupal\migrate\MigrateExecutableInterface;
+use Drupal\migrate\Row;
+
+/**
+ * Gives us a chance to set per field defaults.
+ *
+ * @MigrateProcessPlugin(
+ * id = "field_type_defaults"
+ * )
+ */
+class FieldTypeDefaults extends ProcessPluginBase {
+
+ /**
+ * {@inheritdoc}
+ */
+ public function transform($value, MigrateExecutableInterface $migrate_executable, Row $row, $destination_property) {
+ if (is_array($value)) {
+ if ($row->getSourceProperty('module') == 'date') {
+ $value = 'datetime_default';
+ }
+ else {
+ throw new MigrateException(sprintf('Failed to lookup field type %s in the static map.', var_export($value, TRUE)));
+ }
+ }
+ return $value;
+ }
+
+}