1 files changed, 79 insertions, 0 deletions
diff --git a/phpBB/includes/db/migration/exception.php b/phpBB/includes/db/migration/exception.php
new file mode 100644
index 0000000000..e84330dd71
--- /dev/null
+++ b/phpBB/includes/db/migration/exception.php
@@ -0,0 +1,79 @@
+<?php
+/**
+*
+* @package db
+* @copyright (c) 2012 phpBB Group
+* @license http://opensource.org/licenses/gpl-license.php GNU Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+/**
+* The migrator is responsible for applying new migrations in the correct order.
+*
+* @package db
+*/
+class phpbb_db_migration_exception extends \Exception
+{
+	/**
+	* Extra parameters sent to exception to aid in debugging
+	* @var array
+	*/
+	protected $parameters;
+
+	/**
+	* Throw an exception.
+	*
+	* First argument is the error message.
+	* Additional arguments will be output with the error message.
+	*/
+	public function __construct()
+	{
+		$parameters = func_get_args();
+		$message = array_shift($parameters);
+		parent::__construct($message);
+
+		$this->parameters = $parameters;
+	}
+
+	/**
+	* Output the error as a string
+	*
+	* @return string
+	*/
+	public function __toString()
+	{
+		return $this->message . ': ' . var_export($this->parameters, true);
+	}
+
+	/**
+	* Get the parameters
+	*
+	* @return array
+	*/
+	public function getParameters()
+	{
+		return $this->parameters;
+	}
+
+	/**
+	* Get localised message (with $user->lang()) 
+	* 
+	* @param phpbb_user $user
+	* @return string
+	*/
+	public function getLocalisedMessage(phpbb_user $user)
+	{
+		$parameters = $this->getParameters();
+		array_unshift($parameters, $this->getMessage());
+
+		return call_user_func_array(array($user, 'lang'), $parameters);
+	}
+}