include_once($path_to_root . "/inventory/includes/inventory_db.inc");
include_once($path_to_root . "/taxes/tax_calc.inc");
-class cart
+class Cart
{
var $trans_type; // invoice, order, quotation, delivery note ...
var $trans_no = array();// array (num1=>ver1,..) or 0 for new
var $tax_group_id;
var $tax_group_name;
- var $tax_group_array = null; // saves db queries
var $price_factor; // ditto for price calculations
var $pos; // user assigned POS
var $payment_terms; // cached payment terms
var $credit;
// prepayment mode:
- var $prepaid; // true for documents issued in prepayment mode
- var $prep_amount; // prepayment required for SO, invoiced amount for prepaiament invoice
+ var $prepaid=false; // true for documents issued in prepayment mode
+ var $prep_amount=0; // prepayment required for SO, invoiced amount for prepaiament invoice
var $sum_paid; // sum of all allocated prepayments both to order and related invoices
var $alloc; // sum of payments allocated to this document
var $prepayments = array(); // allocation records for this document
// $trans_no!=0 && $prepare_child==true => prepare for child doc entry
// $prepare_child is set to ST_SALESINVOICE for prepayment invoices
//
- function Cart($type, $trans_no=0, $prepare_child=false) {
+ function __construct($type, $trans_no=0, $prepare_child=false) {
/*Constructor function initialises a new shopping cart */
$this->line_items = array();
$this->sales_type = "";
read_sales_order($trans_no[0], $this, $type);
} else { // other type of sales transaction
read_sales_trans($type, $trans_no, $this);
- $this->prepayments = get_payments_for($trans_no[0], $type);
+ $this->prepayments = get_payments_for($trans_no[0], $type, $this->customer_id);
+ $this->update_payments();
if ($this->order_no) { // free hand credit notes have no order_no
$sodata = get_sales_order_header($this->order_no, ST_SALESORDER);
$this->cust_ref = $sodata["customer_ref"];
// Makes parent documents for direct delivery/invoice by recurent call.
// $policy - 0 or 1: writeoff/return for IV, back order/cancel for DN
function write($policy=0) {
-
+
+ global $SysPrefs, $Refs;
+
begin_transaction(); // prevents partial database changes in case of direct delivery/invoice
if ($this->reference != 'auto' && $this->trans_no == 0 && !is_new_reference($this->reference, $this->trans_type))
{
- commit_transaction();
- return -1;
+ if (!empty($SysPrefs->prefs['ref_no_auto_increase']))
+ $this->reference = $Refs->get_next($this->trans_type, null, array('date' => Today()));
+ if (!is_new_reference($this->reference, $this->trans_type))
+ {
+ commit_transaction();
+ return -1;
+ }
}
if (count($this->src_docs) == 0 && ($this->trans_type == ST_SALESINVOICE || $this->trans_type == ST_CUSTDELIVERY) && !$this->is_prepaid()) {
// this is direct document - first add parent
$this->phone = $phone;
$this->email = $email;
$this->tax_group_id = $tax_group_id;
- $this->tax_group_array = get_tax_group_items_as_array($tax_group_id);
}
function set_sales_type($sales_type, $sales_name, $tax_included=0, $factor=0)
$this->freight_cost = $freight_cost;
}
- function add_to_cart($line_no, $stock_id, $qty, $price, $disc, $qty_done=0, $standard_cost=0, $description=null, $id=0, $src_no=0,
+ function add_to_cart($line_no, $stock_id, $qty, $price, $disc, $qty_done=0, $unit_cost=0, $description=null, $id=0, $src_no=0,
$src_id=0)
{
$line = new line_details($stock_id, $qty, $price, $disc,
- $qty_done, $standard_cost, $description, $id, $src_no, $src_id);
+ $qty_done, $unit_cost, $description, $id, $src_no, $src_id);
if ($line->valid) {
+ $line->cart = $this;
$this->line_items[$line_no] = $line;
return 1;
} else
return 0;
}
+ /*
+ Split line value to cost and taxes.
+ Stores calculated amounts in $line->gl_amounts arrays.
+ */
+ function split_line_values()
+ {
+ // split nominal line values
+ foreach ($this->line_items as $line)
+ $line->split_item_value();
+ }
+
function get_taxes($shipping_cost=null)
{
$items = array();
$prices = array();
- if($shipping_cost==null)
+ if ($shipping_cost == null)
$shipping_cost = $this->freight_cost;
foreach ($this->line_items as $ln_itm) {
$ln_itm->line_price()* (1 - $ln_itm->discount_percent)), user_price_dec());
}
- $taxes = get_tax_for_items($items, $prices, $shipping_cost,
- $this->tax_group_id, $this->tax_included, $this->tax_group_array);
+ $taxes = get_tax_for_items($this->trans_type, $items, $prices, $shipping_cost,
+ $this->tax_group_id, $this->tax_included);
// Adjustment for swiss franken, we always have 5 rappen = 1/20 franken
if ($this->customer_currency == 'CHF') {
function get_shipping_tax()
{
+ $freight = split_item_price(NULL, $this->freight_cost, $this->tax_group_id, $this->tax_included, $this->trans_type);
- $tax_items = get_shipping_tax_as_array($this->tax_group_id);
- $tax_rate = 0;
- if ($tax_items != null) {
- foreach ($tax_items as $item_tax) {
- $index = $item_tax['tax_type_id'];
- if (isset($this->tax_group_array[$index]['rate'])) {
- $tax_rate += $item_tax['rate'];
- }
- }
- }
- if($this->tax_included)
- return round($this->freight_cost*$tax_rate/($tax_rate+100), user_price_dec());
- else
- return round($this->freight_cost*$tax_rate/100, user_price_dec());
+ return $freight['Tax'];
}
/*
Returns transaction value including all taxes
$remainder = prepaid_invoice_remainder($this->order_no);
// recalculate prepaid part from payments
- if ($this->payment_terms['days_before_due'] < 0)
+ if ($this->payment_terms['days_before_due'] == -1)
{ // this is partial invoice for selected prepayments made.
$paid = 0;
foreach($this->prepayments as $payment)
$paid += $payment['amt'];
- $this->prep_amount = min($remainder, $paid);
+ $this->prep_amount = $this->trans_no ? $paid : min($remainder, $paid);
} else // this is final invoice
$this->prep_amount = $remainder;
}
var $price;
var $discount_percent;
- var $standard_cost;
+ var $unit_cost;
var $descr_editable;
+ var $cart; // line context
var $valid; // validation in constructor
/*
Line quantity properties in various cart create modes:
var $qty_old = 0;
- function line_details ($stock_id, $qty, $prc, $disc_percent,
- $qty_done, $standard_cost, $description, $id=0, $src_no=0, $src_id=0)
+ function __construct($stock_id, $qty, $prc, $disc_percent,
+ $qty_done, $unit_cost, $description, $id=0, $src_no=0, $src_id=0)
{
/* Constructor function to add a new LineDetail object with passed params */
$this->price = $prc;
$this->discount_percent = $disc_percent;
$this->qty_done = $qty_done;
- $this->standard_cost = $standard_cost;
+ $this->unit_cost = $unit_cost;
$this->valid = true;
}
{
return $this->price;
}
+
+ function taxfree_charge_price()
+ {
+ $this->split_item_value();
+ return $this->gl_amounts['Net'];
+ }
+
+ /*
+ Splits item value to parts posted to GL.
+ */
+ function split_item_value()
+ {
+ return $this->gl_amounts = split_item_price($this->stock_id, $this->price*$this->quantity, $this->cart->tax_group_id, $this->cart->tax_included,
+ $this->cart->trans_type);
+ }
}