N°8771 - Add Symfony form component to iTop core

- IO

sources/Forms/FormBuilder/FormHelper.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace Combodo\iTop\Forms\FormBuilder;
+
+use Symfony\Component\Form\Event\PostSetDataEvent;
+use Symfony\Component\Form\Event\PostSubmitEvent;
+use Symfony\Component\Form\FormEvent;
+use Symfony\Component\Form\FormEvents;
+
+class FormHelper
+{
+	/**
+	 * Get the event type.
+	 *
+	 * @param FormEvent $event
+	 *
+	 * @return string
+	 * @throws FormBuilderException
+	 */
+	public static function GetEventType(FormEvent $event): string
+	{
+		if ($event instanceof PostSetDataEvent) {
+			return FormEvents::POST_SET_DATA;
+		} else if ($event instanceof PostSubmitEvent) {
+			return FormEvents::POST_SUBMIT;
+		}
+
+		throw new FormBuilderException(sprintf('Unknown event type %s', get_class($event)));
+	}
+}