3 files changed, 78 insertions, 20 deletions

diff --git a/application/libraries/Duser/Duser.php b/application/libraries/Duser/Duser.php
index 96d61e3cc..07a16190c 100644
--- a/application/libraries/Duser/Duser.php
+++ b/application/libraries/Duser/Duser.php
@@ -9,14 +9,11 @@
 
 abstract class Duser_Driver extends CI_Driver {
 
-	// List of optional functions or function groups that are implemented
+	// List of optional functions that are implemented
 	//
-	// Possible values are names of functions already implemented in this
-	// abstract class or the function groups listed below.
-	//
-	// Possible function groups are:
-	//  - can_register_new_users
-	//  - can_reset_password
+	// Possible values are:
+	//  - can_register_new_users (only supported with the DB driver!)
+	//  - can_reset_password (only supported with the DB driver!)
 	public $optional_functions = array();
 
 	/*
@@ -24,12 +21,26 @@ abstract class Duser_Driver extends CI_Driver {
 	 *  - username string
 	 *  - userid INT > 0
 	 *
+	 * @param username
+	 * @param password
 	 * @return mixed array on success, false on failure
 	 */
 	abstract public function login($username, $password);
 
+	/*
+	 * @param username
+	 * @return boolean true is username exists, false otherwise
+	 */
 	public function username_exists($username) {
-		return false;
+		return null;
+	}
+
+	/*
+	 * @param userid
+	 * @return string email address of the user
+	 */
+	public function get_email($userid) {
+		return null;
 	}
 }
 
@@ -38,7 +49,7 @@ class Duser extends CI_Driver_Library {
 	protected $_adapter = null;
 
 	protected $valid_drivers = array(
-		'duser_db', 'duser_ldap'
+		'duser_db', 'duser_ldap', 'duser_fluxbb'
 	);
 
 	function __construct()
@@ -87,8 +98,6 @@ class Duser extends CI_Driver_Library {
 
 	public function username_exists($username)
 	{
-		$this->require_implemented(__FUNCTION__);
-
 		if ($username === false) {
 			return false;
 		}
@@ -98,8 +107,6 @@ class Duser extends CI_Driver_Library {
 
 	public function get_email($userid)
 	{
-		$this->require_implemented(__FUNCTION__);
-
 		return $this->{$this->_adapter}->get_email($userid);
 	}
 }
diff --git a/application/libraries/Duser/drivers/Duser_db.php b/application/libraries/Duser/drivers/Duser_db.php
index 1258ec585..a58b5a298 100644
--- a/application/libraries/Duser/drivers/Duser_db.php
+++ b/application/libraries/Duser/drivers/Duser_db.php
@@ -9,11 +9,13 @@
 
 class Duser_db extends Duser_Driver {
 
+	/* FIXME: If you use this driver as a template, remove can_reset_password
+	 * and can_register_new_users. These features require the DB driver and
+	 * will NOT work with other drivers.
+	 */
 	public $optional_functions = array(
-		'username_exists',
 		'can_reset_password',
 		'can_register_new_users',
-		'get_email',
 	);
 
 	public function login($username, $password)
@@ -26,11 +28,7 @@ class Duser_db extends Duser_Driver {
 			WHERE `username` = ?
 			', array($username))->row_array();
 
-		if (!isset($query["username"]) || $query["username"] !== $username) {
-			return false;
-		}
-
-		if (!isset($query["password"])) {
+		if (empty($query)) {
 			return false;
 		}
 
diff --git a/application/libraries/Duser/drivers/Duser_fluxbb.php b/application/libraries/Duser/drivers/Duser_fluxbb.php
new file mode 100644
index 000000000..1790e830b
--- /dev/null
+++ b/application/libraries/Duser/drivers/Duser_fluxbb.php
@@ -0,0 +1,53 @@
+<?php
+/*
+ * Copyright 2013 Pierre Schmitz <pierre@archlinux.de>
+ *
+ * Licensed under AGPLv3
+ * (see COPYING for full license text)
+ *
+ */
+
+class Duser_fluxbb extends Duser_Driver {
+
+	private $CI = null;
+	private $config = array();
+
+	function __construct()
+	{
+		$this->CI =& get_instance();
+		$this->config = $this->CI->config->item('auth_fluxbb');
+	}
+
+	public function login($username, $password)
+	{
+		$query = $this->CI->db->query('
+			SELECT username, id
+			FROM '.$this->config['database'].'.users
+			WHERE username = ? AND password = ?
+			', array($username, sha1($password)))->row_array();
+
+		if (!empty($query)) {
+			return array(
+				'username' => $query['username'],
+				'userid' => $query['id']
+			);
+		} else {
+			return false;
+		}
+	}
+
+	public function username_exists($username)
+	{
+		$query = $this->CI->db->query('
+			SELECT id
+			FROM '.$this->config['database'].'.users
+			WHERE username = ?
+			', array($username));
+
+		if ($query->num_rows() > 0) {
+			return true;
+		} else {
+			return false;
+		}
+	}
+}