Files
opensourcepos/application/controllers/Secure_area.php
2016-03-08 17:41:16 +00:00

115 lines
3.6 KiB
PHP

<?php
class Secure_area extends CI_Controller
{
private $controller_name;
/*
Controllers that are considered secure extend Secure_area, optionally a $module_id can
be set to also check if a user can access a particular module in the system.
*/
function __construct($module_id=null,$submodule_id=null)
{
parent::__construct();
$this->load->model('Employee');
if(!$this->Employee->is_logged_in())
{
redirect('login');
}
$employee_id=$this->Employee->get_logged_in_employee_info()->person_id;
if(!$this->Employee->has_module_grant($module_id,$employee_id) ||
(isset($submodule_id) && !$this->Employee->has_module_grant($submodule_id,$employee_id)))
{
redirect('no_access/'.$module_id.'/'.$submodule_id);
}
//load up global data
$logged_in_employee_info=$this->Employee->get_logged_in_employee_info();
$data['allowed_modules']=$this->Module->get_allowed_modules($logged_in_employee_info->person_id);
$data['backup_allowed']=false;
foreach($data['allowed_modules']->result_array() as $module)
{
$data['backup_allowed']|=$module['module_id']==='config';
}
$data['user_info']=$logged_in_employee_info;
$data['controller_name']=$module_id;
$this->controller_name=$module_id;
$this->load->vars($data);
}
function get_controller_name() {
return strtolower($this->controller_name);
}
function _initialize_pagination($object, $lines_per_page, $limit_from = 0, $total_rows = -1, $function='index', $filter='')
{
$this->load->library('pagination');
$config['base_url'] = site_url($this->get_controller_name() . "/$function/" . $filter);
$config['total_rows'] = $total_rows > -1 ? $total_rows : call_user_func(array($object, 'get_total_rows'));
$config['per_page'] = $lines_per_page;
$config['num_links'] = 2;
$config['last_link'] = $this->lang->line('common_last_page');
$config['first_link'] = $this->lang->line('common_first_page');
// page is calculated here instead of in pagination lib
$config['cur_page'] = $limit_from > 0 ? $limit_from : 0;
$config['page_query_string'] = FALSE;
$config['uri_segment'] = 0;
$this->pagination->initialize($config);
return $this->pagination->create_links();
}
function _remove_duplicate_cookies ()
{
//php < 5.3 doesn't have header remove so this function will fatal error otherwise
if (function_exists('header_remove'))
{
$CI = &get_instance();
// clean up all the cookies that are set...
$headers = headers_list();
$cookies_to_output = array ();
$header_session_cookie = '';
$session_cookie_name = $CI->config->item('sess_cookie_name');
foreach ($headers as $header)
{
list ($header_type, $data) = explode (':', $header, 2);
$header_type = trim ($header_type);
$data = trim ($data);
if (strtolower ($header_type) == 'set-cookie')
{
header_remove ('Set-Cookie');
$cookie_value = current(explode (';', $data));
list ($key, $val) = explode ('=', $cookie_value);
$key = trim ($key);
if ($key == $session_cookie_name)
{
// OVERWRITE IT (yes! do it!)
$header_session_cookie = $data;
continue;
}
else
{
// Not a session related cookie, add it as normal. Might be a CSRF or some other cookie we are setting
$cookies_to_output[] = array ('header_type' => $header_type, 'data' => $data);
}
}
}
if ( ! empty ($header_session_cookie))
{
$cookies_to_output[] = array ('header_type' => 'Set-Cookie', 'data' => $header_session_cookie);
}
foreach ($cookies_to_output as $cookie)
{
header ("{$cookie['header_type']}: {$cookie['data']}", false);
}
}
}
}
?>