[ticket/12352] Add passwords driver for xenforo 1.0, 1.1 passwords

PHPBB3-12352

phpBB/phpbb/passwords/driver/sha_xf1.php

@@ -0,0 +1,75 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2014 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+namespace phpbb\passwords\driver;
+
+/**
+* @package passwords
+*/
+class sha_xf1 extends base
+{
+	const PREFIX = '$xf1$';
+
+	/**
+	* @inheritdoc
+	*/
+	public function get_prefix()
+	{
+		return self::PREFIX;
+	}
+
+	/**
+	* @inheritdoc
+	*/
+	public function is_legacy()
+	{
+		return true;
+	}
+
+	/**
+	* @inheritdoc
+	*/
+	public function hash($password, $user_row = '')
+	{
+		// Do not support hashing
+		return false;
+	}
+
+	/**
+	* @inheritdoc
+	*/
+	public function check($password, $hash, $user_row = array())
+	{
+		if (empty($hash) || !isset($user_row['user_passwd_salt']))
+		{
+			return false;
+		}
+		else
+		{
+			// Works for xenforo 1.0, 1.1
+			if ($hash === sha1(sha1($password) . $user_row['user_passwd_salt'])
+				|| $hash === hash('sha256', hash('sha256', $password) . $user_row['user_passwd_salt']))
+			{
+				return true;
+			}
+			else
+			{
+				return false;
+			}
+		}
+	}
+
+	/**
+	* @inheritdoc
+	*/
+	public function get_settings_only($hash, $full = false)
+	{
+		return false;
+	}
+}