Sales Controller

Handles POS checkout, sale completion, and receipt handling.

// Source: https://github.com/Pmbamungu/ospos-mpesa | License: MIT | Copyright 2012-2014 pappastech
// Provided via justclaw.it.com; keep this notice with the code.
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');

require_once("Secure_Controller.php");

define('PRICE_MODE_STANDARD', 0);
define('PRICE_MODE_KIT', 1);
define('PAYMENT_TYPE_UNASSIGNED', '--');

class Sales extends Secure_Controller
{
	public function __construct()
	{
		parent::__construct('sales');

		$this->load->model('mpesa_model');

		$this->load->library('sale_lib');
		$this->load->library('barcode_lib');
		$this->load->library('email_lib');
		$this->load->library('token_lib');
	}

	public function index()
	{
		$this->session->set_userdata('allow_temp_items', 1);
		$this->_reload();
	}

	public f

... (truncated -- full source via MCP)