1 files changed, 55 insertions, 0 deletions

diff --git a/vendor/symfony/form/Symfony/Component/Form/Extension/Core/EventListener/TrimListener.php b/vendor/symfony/form/Symfony/Component/Form/Extension/Core/EventListener/TrimListener.php
new file mode 100644
index 00000000..cbe6e0ab
--- /dev/null
+++ b/vendor/symfony/form/Symfony/Component/Form/Extension/Core/EventListener/TrimListener.php
@@ -0,0 +1,55 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Form\Extension\Core\EventListener;
+
+use Symfony\Component\Form\FormEvents;
+use Symfony\Component\Form\FormEvent;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+
+/**
+ * Trims string data
+ *
+ * @author Bernhard Schussek <bschussek@gmail.com>
+ */
+class TrimListener implements EventSubscriberInterface
+{
+    public function preSubmit(FormEvent $event)
+    {
+        $data = $event->getData();
+
+        if (!is_string($data)) {
+            return;
+        }
+
+        if (null !== $result = @preg_replace('/^[\pZ\p{Cc}]+|[\pZ\p{Cc}]+$/u', '', $data)) {
+            $event->setData($result);
+        } else {
+            $event->setData(trim($data));
+        }
+    }
+
+    /**
+     * Alias of {@link preSubmit()}.
+     *
+     * @deprecated Deprecated since version 2.3, to be removed in 3.0. Use
+     *             {@link preSubmit()} instead.
+     */
+    public function preBind(FormEvent $event)
+    {
+        $this->preSubmit($event);
+    }
+
+    public static function getSubscribedEvents()
+    {
+        return array(FormEvents::PRE_SUBMIT => 'preSubmit');
+    }
+}