Fixed bugs 312-314, imporved debug error handling, updated gettext template.
[fa-stable.git] / sales / includes / cart_class.inc
index 53a21e97a316b7df8a2bdf8a26fc1907d68bd2b6..286f9f373dcd89642d3f9f8ffe2e1eb8849177a1 100644 (file)
@@ -55,7 +55,6 @@ class cart
        var $Location;
        var $location_name;
        var $order_no;          // the original order number
-       var $trans_link = 0;
 
        var $ship_via;
        var $freight_cost = 0;
@@ -66,7 +65,6 @@ class cart
        var $price_factor;       // ditto for price calculations
 
        var     $pos;                   // user assigned POS
-       var $cash;                      // cash transaction - helper variable not stored in db
        var $cash_account;
        var $account_name;
        var $cash_discount;     // not used as of FA 2.1
@@ -74,6 +72,8 @@ class cart
        var $dimension2_id;
        var $payment;
        var $payment_terms; // cached payment terms
+       var $credit;
+       
        //-------------------------------------------------------------------------
        //
        //  $trans_no==0 => open new/direct document
@@ -90,6 +90,7 @@ class cart
                        $this->trans_type = ST_SALESORDER;
                $this->dimension_id = 0;
                $this->dimension2_id = 0;
+               $this->pos = get_sales_point(user_pos());
                $this->read($type, $trans_no, $no_edit);
                $this->cart_id = uniqid('');
        }
@@ -110,8 +111,6 @@ class cart
                for($line_no = 0; $line_no < count($this->line_items); $line_no++) {
                        $line = &$this->line_items[$line_no];
                        $line->src_id = $line->id; // save src line ids for update
-//                     $line->qty_min = 0;
-//                     $line->qty_max = $line->quantity - $line->qty_done;
                        $line->qty_dispatched = $type == ST_CUSTCREDIT ? '0' : $line->quantity - $line->qty_done;
                        $line->qty_old = 0;
                }
@@ -136,24 +135,33 @@ class cart
        //
        function set_parent_constraints($sodata, $src_no) {
 
+               $srcdetails = get_sales_parent_lines($this->trans_type, $src_no);
+               
                $src_type = get_parent_type($this->trans_type);
-               if ($src_type == ST_SALESORDER || $src_type == 0) { // get src data from sales_orders
+               if ($src_type == ST_SALESORDER || $src_type == 0) {
                        $this->src_docs = array( $sodata['order_no']=>$sodata['version']);
-                       $srcdetails = get_sales_order_details($this->order_no, $this->trans_type);
                } else {        // get src_data from debtor_trans
-                       $this->src_docs = get_customer_trans_version($src_type, 
-                                       get_parent_trans($this->trans_type, $src_no));
-                       $srcdetails = get_customer_trans_details($src_type, array_keys($this->src_docs));
+                       $srcnum = array();
+                       while ($line = db_fetch($srcdetails)) {
+                               $srcnum[] = $line['debtor_trans_no'];
+                       }
+                       $this->src_docs = get_customer_trans_version($src_type, array_values($srcnum));
                }
                // calculate & save: qtys on other docs and free qtys on src doc
-               for($line_no = 0; $srcline = db_fetch($srcdetails); $line_no++) {
+               $line_no = 0;
+               // Loop speed optimisation below depends on fact 
+               // that child line_items contains subset of parent lines in _the_same_ order !
+               while ($line_no < count($this->line_items) && $srcline = db_fetch($srcdetails)) {
                        $line = &$this->line_items[$line_no];
-
-                       $line->src_id = $srcline['id']; // save src line ids for update
-                       if ($this->trans_type == ST_SALESINVOICE)
-                               $line->src_no = $srcline['debtor_trans_no'];
-                       $line->qty_old = $line->qty_dispatched = $line->quantity;
-                       $line->quantity += $srcline['quantity'] - $srcline['qty_done']; // add free qty on src doc
+                       if ($srcline['id'] == $line->src_id) {
+                               if ($this->trans_type == ST_SALESINVOICE)
+                                       $line->src_no = $srcline['debtor_trans_no'];
+                               $line->qty_old = $line->qty_dispatched = $line->quantity;
+                               $line->quantity += $srcline['quantity'] - 
+                                       ($src_type==ST_SALESORDER ? $srcline['qty_sent'] : $srcline['qty_done']); // add free qty on src doc
+                               $line_no++;
+                               break;
+                       }
                }
        }
        //-------------------------------------------------------------------------
@@ -177,10 +185,18 @@ class cart
                                        //      $this->customer_currency = $sodata["curr_code"];
                                                $this->delivery_to = $sodata["deliver_to"];
                                                $this->delivery_address = $sodata["delivery_address"];
-                                       }
                                        // child transaction reedition - update with parent info unless it is freehand
-                                       if (!$no_edit && !($type==ST_CUSTCREDIT && $this->trans_link==0))
-                                               $this->set_parent_constraints($sodata, $trans_no[0]);
+                                               if (!$no_edit)
+                                                       $this->set_parent_constraints($sodata, $trans_no[0]);
+                                       }
+                       }
+                       // prepare qtys for derivative document entry (not used in display)
+                       if($no_edit) {
+                               for($line_no = 0; $line_no < count($this->line_items); $line_no++) {
+                                       $line = &$this->line_items[$line_no];
+                                       $line->src_id = $line->id; // save src line ids for update
+                                       $line->qty_dispatched = $line->quantity - $line->qty_done;
+                               }
                        }
                } else { // new document
                                $this->trans_type = $type;
@@ -219,21 +235,11 @@ class cart
                                if ($type == ST_SALESINVOICE) {
                                        $this->due_date =
                                                get_invoice_duedate($this->payment, $this->document_date);
-                                       $this->cash = $this->payment_terms['cash_sale'];
-                                       if ($this->cash) {
-                                               $this->Location = $pos['pos_location'];
-                                               $this->location_name = $pos['location_name'];
-                                               $this->cash_account = $pos['pos_account'];
-                                               $this->account_name = $pos['bank_account_name'];
-                                       }
                                } else
                                        $this->due_date =
                                                add_days($this->document_date, $SysPrefs->default_delivery_required_by());
-                       }
-               $this->pos = user_pos();
-               $pos = get_sales_point($this->pos);
-               if (!$pos['cash_sale'] && !$pos['credit_sale']) 
-                       $this->pos = -1; // mark not editable payment type
+               }
+               $this->credit = get_current_cust_credit($this->customer_id);
        }
 
        //-------------------------------------------------------------------------
@@ -295,8 +301,15 @@ class cart
                $this->customer_currency = $currency;
                $this->payment = $payment;
                $this->payment_terms = get_payment_terms($payment);
-               $this->cash = $this->payment_terms['cash_sale'];
                $this->cash_discount = $cdiscount;
+
+               if ($this->payment_terms['cash_sale']) {
+                       $this->Location = $this->pos['pos_location'];
+                       $this->location_name = $this->pos['location_name'];
+                       $this->cash_account = $this->pos['pos_account'];
+                       $this->account_name = $this->pos['bank_account_name'];
+               }
+               $this->credit = get_current_cust_credit($customer_id);
        }
 
        function set_branch($branch_id, $tax_group_id, $tax_group_name, $phone='', $email='')
@@ -331,10 +344,11 @@ class cart
                        $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, $standard_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);
+                       $qty_done,  $standard_cost, $description, $id, $src_no, $src_id);
 
                if ($line->valid) {
                        $this->line_items[$line_no] = $line;
@@ -448,7 +462,8 @@ class cart
 
                foreach ($this->line_items as $ln_itm) {
                        $items[] = $ln_itm->stock_id;
-                       $prices[] = round(($ln_itm->qty_dispatched *
+                       $prices[] = round(((
+                               $this->trans_type==ST_SALESORDER ?      $ln_itm->quantity : $ln_itm->qty_dispatched) *
                                $ln_itm->line_price()* (1 - $ln_itm->discount_percent)),  user_price_dec());
                }
 
@@ -458,7 +473,7 @@ class cart
     // Adjustment for swiss franken, we always have 5 rappen = 1/20 franken
     if ($this->customer_currency == 'CHF') {
                        $val = $taxes['1']['Value'];
-      $val1 = (floatval((intval(round(($val*20),0)))/20));
+                       $val1 = (floatval((intval(round(($val*20),0)))/20));
                        $taxes['1']['Value'] = $val1;
                } 
                return $taxes;
@@ -492,7 +507,22 @@ class cart
                else
                        return round($this->freight_cost*$tax_rate/100,  user_price_dec());
        }
+       /*
+               Returns transaction value including all taxes
+       */
+       function get_trans_total() {
+               
+               $total = $this->get_items_total() + $this->freight_cost;
+               $dec = user_price_dec();
+               if (!$this->tax_included ) {
+                       $total += $this->get_shipping_tax();
+                       $taxes = $this->get_taxes();
+                       foreach($taxes as $tax)
+                               $total += round($tax['Value'], $dec);
+               }
 
+               return $total;
+       }
 } /* end of class defintion */
 
 class line_details
@@ -541,12 +571,13 @@ class line_details
 
 
        function line_details ($stock_id, $qty, $prc, $disc_percent,
-               $qty_done, $standard_cost, $description, $id=0, $src_no=0 )
+               $qty_done, $standard_cost, $description, $id=0, $src_no=0, $src_id=0)
        {
        /* Constructor function to add a new LineDetail object with passed params */
 
                $this->id = $id;
                $this->src_no = $src_no;
+               $this->src_id = $src_id;
                $item_row = get_item($stock_id);
 
                if (!$item_row)