Some smaller and compatibility fixes - see CHANGELOG.txt
[fa-stable.git] / sales / includes / cart_class.inc
index c2f7f4ab6d436ca7bf0bbadd33980700594b631c..463b762256a517cca8b7c7e8a9b1e2b48235df01 100644 (file)
@@ -25,7 +25,7 @@ class cart
 
        var $document_date;
        var $due_date;
-       var $default_sales_type; // set to the customer's sales type
+       var $sales_type; // set to the customer's sales type
        var $sales_type_name; // set to customer's sales type name
        var $tax_included;
 
@@ -64,94 +64,93 @@ class cart
        function Cart($type, $trans_no=0, $view=false ) {
                /*Constructor function initialises a new shopping cart */
                $this->line_items = array();
-               $this->default_sales_type = "";
+               $this->sales_type = "";
                $this->trans_type = 30;
                $this->read($type, $trans_no, $view );
 
        }
 
+       //-------------------------------------------------------------------------
+       // Reading document into cart
+       //
+       function read($type, $trans_no = 0, $view=false ) {
 
-       function read($type, $trans_no=0, $view=false ) {
-
-       if (!is_array($trans_no)) $trans_no = array($trans_no);
+               if (!is_array($trans_no)) $trans_no = array($trans_no);
 
-       if ($trans_no[0]) {
-               if ($type==30) { // sales order
-                       read_sales_order($trans_no[0], $this);
-                       if ($view) {    // prepare for DN/IV entry
-                               for($line_no=0; $line_no<count($this->line_items); $line_no++) {
-                                       $line= &$this->line_items[$line_no];
-                                       $line->qty_dispatched = $line->quantity-$line->qty_done;
-                               }
-                       }
-                       } else {        // derivative transaction
-                               read_sales_trans($type, $trans_no, $this);
-                               if ($this->order_no) { // free hand credit notes have no order_no
-                                       $sodata = get_sales_order_header($this->order_no);
-                                       $this->cust_ref = $sodata["customer_ref"];
-//set_customer($customer_name, $customer_id, $currency, $discount)
-//*                                    $this->customer_name = $sodata["name"];
-//*                                    $this->customer_currency = $sodata["curr_code"];
-//*                                    $this->Comments = $sodata["comments"];
-                                       $this->delivery_address = $sodata["delivery_address"];
-//                                     $this->location_name = $sodata["location_name"];
-//                                     $this->document_date = sql2date($myrow["ord_date"]);
-                               }
-                               if (!$view && ($type!=11 || $this->trans_link!=0)) {
-                                       $src_type = get_parent_type($type);
-                                       $src_details = 0;
-                                       if ($src_type==30) { // get src data from sales_orders
-                                               $this->src_docs = array( $sodata['order_no']=>$sodata['version']);
-                                               $srcdetails = get_sales_order_details($this->order_no);
-                                       } else {        // get src_data from debtor_trans
-                                               $this->src_docs = get_customer_trans_version($src_type, get_parent_trans($type,$trans_no[0]));
-                                               $srcdetails = get_customer_trans_details($src_type,array_keys($this->src_docs));
-                                       }
-                                       // calculate & save: qtys on other docs and free qtys on src doc
-                                       $line_no = 0;
-                                       for($line_no=0; $srcline = db_fetch($srcdetails); $line_no++) {
-                                               $sign = 1; // $type==13 ?  1 : -1; // this is strange debtor_trans atavism
+               if ($trans_no[0]) {
+                       if ($type == 30) { // sales order
+                               read_sales_order($trans_no[0], $this);
+                               if ($view) {    // prepare for DN/IV entry
+                                       for($line_no = 0; $line_no < count($this->line_items); $line_no++) {
                                                $line = &$this->line_items[$line_no];
-
-                                               $line->qty_old = $line->qty_dispatched = $line->quantity;
-                                               $line->quantity += $sign*($srcline['quantity']-$srcline['qty_done']); // add free qty on src doc
+                                               $line->qty_dispatched = $line->quantity - $line->qty_done;
+                                       }
+                               }
+                               } else {        // derivative transaction
+                                       read_sales_trans($type, $trans_no, $this);
+                                       if ($this->order_no) { // free hand credit notes have no order_no
+                                               $sodata = get_sales_order_header($this->order_no);
+                                               $this->cust_ref = $sodata["customer_ref"];
+                                       // currently currency is hard linked to debtor account
+                                       //      $this->customer_currency = $sodata["curr_code"];
+                                               $this->delivery_to = $sodata["deliver_to"];
+                                               $this->delivery_address = $sodata["delivery_address"];
                                        }
-                               } else {
-                                       for($line_no=0; $line_no<count($this->line_items); $line_no++) {
-                                               $line= &$this->line_items[$line_no];
-                                               $line->qty_dispatched = $line->quantity;
+                                       if (!$view && ($type!=11 || $this->trans_link!=0)) {
+                                               $src_type = get_parent_type($type);
+                                               $src_details = 0;
+                                               if ($src_type == 30) { // get src data from sales_orders
+                                                       $this->src_docs = array( $sodata['order_no']=>$sodata['version']);
+                                                       $srcdetails = get_sales_order_details($this->order_no);
+                                               } else {        // get src_data from debtor_trans
+                                                       $this->src_docs = get_customer_trans_version($src_type, get_parent_trans($type,$trans_no[0]));
+                                                       $srcdetails = get_customer_trans_details($src_type,array_keys($this->src_docs));
+                                               }
+                                               // calculate & save: qtys on other docs and free qtys on src doc
+                                               $line_no = 0;
+                                               for($line_no = 0; $srcline = db_fetch($srcdetails); $line_no++) {
+                                                       $sign = 1; // $type==13 ?  1 : -1; // this is strange debtor_trans atavism
+                                                       $line = &$this->line_items[$line_no];
+
+                                                       $line->qty_old = $line->qty_dispatched = $line->quantity;
+                                                       $line->quantity += $sign * ($srcline['quantity'] - $srcline['qty_done']); // add free qty on src doc
+                                               }
+                                       } else {
+                                               for($line_no = 0; $line_no < count($this->line_items); $line_no++) {
+                                                       $line = &$this->line_items[$line_no];
+                                                       $line->qty_dispatched = $line->quantity;
+                                               }
                                        }
                                }
+                       } else {
+                               $this->trans_type = $type;
+                               $this->trans_no = 0;
+                               // set new sales document defaults here
+                               $this->customer_id = '';
+                               $this->document_date = Today();
+                               if (!is_date_in_fiscalyear($this->document_date))
+                                       $this->document_date = end_fiscalyear();
+                               $this->reference = references::get_next($this->trans_type);
                        }
-               } else {
-                       $this->trans_type = $type;
-                       $this->trans_no = 0;
-                       // set new sales document defaults here
-                       $this->customer_id='';
-                       $this->document_date = Today();
-                       if (!is_date_in_fiscalyear($this->document_date))
-                       $this->document_date = end_fiscalyear();
-                       $this->reference = references::get_next($this->trans_type);
-               }
        }
 
        //-------------------------------------------------------------------------
        // Writing new/modified sales document to database.
        // 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) {
                if (count($this->src_docs) == 0 && ($this->trans_type == 10 || $this->trans_type == 13)) {
-                       // direct document -> first add parent
-                       $src = do_clone($this);
+                       // this is direct document - first add parent
+                       $src = (PHP_VERSION<5) ? $this : clone( $this ); // make local copy of this cart
                        $src->trans_type = get_parent_type($src->trans_type);
                        $src->reference = 'auto';
 
                        $src->write(1);
+
                        $type = $this->trans_type;
                        $ref = $this->reference;
                        // re-read document
                        $this->read($src->trans_type, key($src->trans_no), true);
-
                        $this->reference = $ref;
                        $this->trans_type = $type;
                        $this->src_docs= $this->trans_no;
@@ -192,9 +191,10 @@ class cart
 
        function set_sales_type($sales_type, $sales_name, $tax_included=0)
        {
-               $this->default_sales_type = $sales_type;
-               $this->sales_type_name = $sales_name;
-               $this->tax_included = $tax_included;
+           $old_tax_inc = $this->tax_included;
+           $this->sales_type = $sales_type;
+           $this->sales_type_name = $sales_name;
+           $this->tax_included = $tax_included;
        }
 
        function set_location($id, $name)
@@ -248,7 +248,7 @@ class cart
        {
                unset($this->line_items);
                $this->line_items = array();
-               $this->default_sales_type = "";
+               $this->sales_type = "";
                $this->trans_no = 0;
                $this->customer_id = $this->order_no = 0;
        }
@@ -337,7 +337,8 @@ class cart
        }
 
 
-       function get_tax_free_shipping() {
+       function get_tax_free_shipping()
+       {
 
                if ($this->tax_included==0)
                        return $this->freight_cost;
@@ -345,7 +346,8 @@ class cart
                        return ($this->freight_cost - $this->get_shipping_tax());
        }
 
-       function get_shipping_tax() {
+       function get_shipping_tax()
+       {
 
                $tax_items = get_shipping_tax_as_array();
                $tax_rate = 0;