1 files changed, 68 insertions, 0 deletions
diff --git a/phpBB/phpbb/event/data.php b/phpBB/phpbb/event/data.php
new file mode 100644
index 0000000000..70718ff0ae
--- /dev/null
+++ b/phpBB/phpbb/event/data.php
@@ -0,0 +1,68 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2012 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+    exit;
+}
+
+use Symfony\Component\EventDispatcher\Event;
+
+class phpbb_event_data extends Event implements ArrayAccess
+{
+    private $data;
+
+    public function __construct(array $data = array())
+    {
+        $this->set_data($data);
+    }
+
+    public function set_data(array $data = array())
+    {
+        $this->data = $data;
+    }
+
+    public function get_data()
+    {
+        return $this->data;
+    }
+
+    /**
+     * Returns data filtered to only include specified keys.
+     *
+     * This effectively discards any keys added to data by hooks.
+     */
+    public function get_data_filtered($keys)
+    {
+        return array_intersect_key($this->data, array_flip($keys));
+    }
+
+    public function offsetExists($offset)
+    {
+        return isset($this->data[$offset]);
+    }
+
+    public function offsetGet($offset)
+    {
+        return isset($this->data[$offset]) ? $this->data[$offset] : null;
+    }
+
+    public function offsetSet($offset, $value)
+    {
+        $this->data[$offset] = $value;
+    }
+
+    public function offsetUnset($offset)
+    {
+        unset($this->data[$offset]);
+    }
+}