1 files changed, 66 insertions, 0 deletions
diff --git a/phpBB/phpbb/event/data.php b/phpBB/phpbb/event/data.php
new file mode 100644
index 0000000000..c7365aee35
--- /dev/null
+++ b/phpBB/phpbb/event/data.php
@@ -0,0 +1,66 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\event;
+
+use Symfony\Component\EventDispatcher\Event;
+
+class 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]);
+	}
+}