Update render.php

Add showon test for custom fields that are meant to be sent through email.

components/com_contact/layouts/fields/render.php

@@ -52,6 +52,12 @@
         continue;
     }
 
+    // Check conditions on fields
+    $showOn = $field->params->get('showon', '');
+    if (!empty($showOn) && !SYW\TmpFields\Fields::matchShowon($showOn, $fields)) {
+        continue;
+    }
+
     $layout = $field->params->get('layout', 'render');
     echo FieldsHelper::render($context, 'field.' . $layout, ['field' => $field]);
 }