primo commit

plugins/fields/user/src/Extension/User.php

@@ -0,0 +1,51 @@
+<?php
+
+/**
+ * @package     Joomla.Plugin
+ * @subpackage  Fields.user
+ *
+ * @copyright   (C) 2017 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+namespace Joomla\Plugin\Fields\User\Extension;
+
+use Joomla\CMS\Form\Form;
+use Joomla\CMS\User\UserFactoryAwareTrait;
+use Joomla\Component\Fields\Administrator\Plugin\FieldsPlugin;
+use Joomla\Event\SubscriberInterface;
+
+// phpcs:disable PSR1.Files.SideEffects
+\defined('_JEXEC') or die;
+// phpcs:enable PSR1.Files.SideEffects
+
+/**
+ * Fields User Plugin
+ *
+ * @since  3.7.0
+ */
+final class User extends FieldsPlugin implements SubscriberInterface
+{
+    use UserFactoryAwareTrait;
+
+    /**
+     * Transforms the field into a DOM XML element and appends it as a child on the given parent.
+     *
+     * @param   \stdClass    $field   The field.
+     * @param   \DOMElement  $parent  The field node parent.
+     * @param   Form         $form    The form.
+     *
+     * @return  ?\DOMElement
+     *
+     * @since   3.7.0
+     */
+    public function onCustomFieldsPrepareDom($field, \DOMElement $parent, Form $form)
+    {
+        if ($this->getApplication()->isClient('site')) {
+            // The user field is not working on the front end
+            return;
+        }
+
+        return parent::onCustomFieldsPrepareDom($field, $parent, $form);
+    }
+}