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<?php
/*
* Copyright 2012-2013 Florian "Bluewind" Pritz <bluewind@server-speed.net>
*
* Licensed under AGPLv3
* (see COPYING for full license text)
*
*/
class Muser extends CI_Model {
function __construct()
{
parent::__construct();
if ($this->has_session()) {
$this->session->keep_flashdata("uri");
}
$this->load->helper("filebin");
$this->load->driver("duser");
if (is_cli_client()) {
$username = $this->input->post("username");
$password = $this->input->post("password");
// prefer post parameters if either (username or password) is set
if ($username === false && $password === false) {
if (isset($_SERVER['PHP_AUTH_USER']) && isset($_SERVER['PHP_AUTH_PW'])) {
$username = $_SERVER['PHP_AUTH_USER'];
$password = $_SERVER['PHP_AUTH_PW'];
}
}
if ($username !== false && $password !== false) {
if (!$this->login($username, $password)) {
// TODO: better message
echo "login failed.\n";
exit;
}
}
}
}
function has_session()
{
// checking $this doesn't work
$CI =& get_instance();
if (property_exists($CI, "session")) {
return true;
}
// Only load the session class if we already have a cookie that might need to be renewed.
// Otherwise we just create lots of stale sessions.
if (isset($_COOKIE[$this->config->item("sess_cookie_name")])) {
$this->load->library("session");
return true;
}
return false;
}
function require_session()
{
if (!$this->has_session()) {
$this->load->library("session");
}
}
function logged_in()
{
if ($this->has_session()) {
return $this->session->userdata('logged_in') == true;
}
return false;
}
function login($username, $password)
{
$this->require_session();
return $this->duser->login($username, $password);
}
function logout()
{
$this->require_session();
$this->session->unset_userdata('logged_in');
$this->session->unset_userdata('username');
$this->session->unset_userdata('userid');
$this->session->sess_destroy();
}
function get_username()
{
if (!$this->logged_in()) {
return "";
}
return $this->session->userdata('username');
}
function get_userid()
{
if (!$this->logged_in()) {
return 0;
}
return $this->session->userdata("userid");
}
function get_email($userid)
{
if (!$this->duser->is_implemented("get_email")) {
return false;
}
return $this->duser->get_email($userid);
}
function require_access()
{
if ($this->logged_in()) {
return true;
} else {
if (is_cli_client()) {
echo "FileBin requires you to have an account, please go to the homepage for more information.\n";
exit();
} else {
$this->require_session();
if (!$this->session->userdata("flash:new:uri")) {
$this->session->set_flashdata("uri", $this->uri->uri_string());
}
redirect('user/login');
}
}
exit();
}
function username_exists($username)
{
return $this->duser->username_exists($username);
}
function get_action($action, $key)
{
$query = $this->db->query("
SELECT *
FROM actions
WHERE `key` = ?
AND `action` = ?
", array($key, $action))->row_array();
if (!isset($query["key"]) || $key != $query["key"]) {
show_error("Invalid action key");
}
return $query;
}
function hash_password($password)
{
require_once APPPATH."third_party/PasswordHash.php";
$hasher = new PasswordHash(9, false);
return $hasher->HashPassword($password);
}
}
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