From 2d7593995ee888da709e21051c4566b3740ef7f2 Mon Sep 17 00:00:00 2001
From: Marc Alexander <admin@m-a-styles.de>
Date: Thu, 29 May 2014 16:32:48 +0200
Subject: [ticket/12352] Add driver for woltlab community framework 2 passwords

PHPBB3-12352
---
 phpBB/phpbb/passwords/driver/bcrypt_wcf2.php | 91 ++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 phpBB/phpbb/passwords/driver/bcrypt_wcf2.php

(limited to 'phpBB/phpbb/passwords')

diff --git a/phpBB/phpbb/passwords/driver/bcrypt_wcf2.php b/phpBB/phpbb/passwords/driver/bcrypt_wcf2.php
new file mode 100644
index 0000000000..636fe74789
--- /dev/null
+++ b/phpBB/phpbb/passwords/driver/bcrypt_wcf2.php
@@ -0,0 +1,91 @@
+<?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 bcrypt_wcf2 extends base
+{
+	const PREFIX = '$wcf2$';
+
+	/** @var \phpbb\passwords\driver\bcrypt */
+	protected $bcrypt;
+
+	/** @var phpbb\passwords\driver\helper */
+	protected $helper;
+
+	/**
+	* Constructor of passwords driver object
+	*
+	* @param \phpbb\passwords\driver\bcrypt $bcrypt Salted md5 driver
+	* @param \phpbb\passwords\driver\helper $helper Password driver helper
+	*/
+	public function __construct(\phpbb\passwords\driver\bcrypt $bcrypt, helper $helper)
+	{
+		$this->bcrypt = $bcrypt;
+		$this->helper = $helper;
+	}
+
+	/**
+	* @inheritdoc
+	*/
+	public function get_prefix()
+	{
+		return self::PREFIX;
+	}
+
+	/**
+	* @inheritdoc
+	*/
+	public function is_legacy()
+	{
+		return true;
+	}
+
+	/**
+	* @inheritdoc
+	*/
+	public function hash($password, $user_row = '')
+	{
+		// Do not support hashing
+		return false;
+	}
+
+	/**
+	* @inheritdoc
+	*/
+	public function check($password, $hash, $user_row = array())
+	{
+		if (empty($hash))
+		{
+			return false;
+		}
+		else
+		{
+			$salt = substr($hash, 0, 29);
+
+			if (strlen($salt) != 29)
+			{
+				return false;
+			}
+			// Works for standard WCF 2.x, i.e. WBB4 and similar
+			return $hash === $this->bcrypt->hash($this->bcrypt->hash($password, $salt), $salt);
+		}
+	}
+
+	/**
+	* @inheritdoc
+	*/
+	public function get_settings_only($hash, $full = false)
+	{
+		return false;
+	}
+}
-- 
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