[0003780] Sales Invoice to partial delivery was improperly issued as final prepayment...
[fa-stable.git] / sales / customer_invoice.php
index fb726cd01734441a6a3bfc0b4b612ddd2491589b..6a8e82bf041a1674f6f4afb2772613e769892e0a 100644 (file)
@@ -1,71 +1,91 @@
 <?php
+/**********************************************************************
+    Copyright (C) FrontAccounting, LLC.
+       Released under the terms of the GNU General Public License, GPL, 
+       as published by the Free Software Foundation, either version 3 
+       of the License, or (at your option) any later version.
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
+    See the License here <http://www.gnu.org/licenses/gpl-3.0.html>.
+***********************************************************************/
 //---------------------------------------------------------------------------
 //
 //     Entry/Modify Sales Invoice against single delivery
 //     Entry/Modify Batch Sales Invoice against batch of deliveries
 //
-$page_security = 2;
-$path_to_root="..";
+$page_security = 'SA_SALESINVOICE';
+$path_to_root = "..";
 include_once($path_to_root . "/sales/includes/cart_class.inc");
 include_once($path_to_root . "/includes/session.inc");
 include_once($path_to_root . "/includes/data_checks.inc");
-include_once($path_to_root . "/includes/manufacturing.inc");
 include_once($path_to_root . "/sales/includes/sales_db.inc");
 include_once($path_to_root . "/sales/includes/sales_ui.inc");
 include_once($path_to_root . "/reporting/includes/reporting.inc");
 include_once($path_to_root . "/taxes/tax_calc.inc");
+include_once($path_to_root . "/admin/db/shipping_db.inc");
 
 $js = "";
-if ($use_popup_windows) {
+if ($SysPrefs->use_popup_windows) {
        $js .= get_js_open_window(900, 500);
 }
-if ($use_date_picker) {
+if (user_use_date_picker()) {
        $js .= get_js_date_picker();
 }
 
 if (isset($_GET['ModifyInvoice'])) {
        $_SESSION['page_title'] = sprintf(_("Modifying Sales Invoice # %d.") ,$_GET['ModifyInvoice']);
-       $help_page_title = _("Modifying Sales Invoice");
+       $help_context = "Modifying Sales Invoice";
 } elseif (isset($_GET['DeliveryNumber'])) {
-       $_SESSION['page_title'] = _("Issue an Invoice for Delivery Note");
+       $_SESSION['page_title'] = _($help_context = "Issue an Invoice for Delivery Note");
 } elseif (isset($_GET['BatchInvoice'])) {
-       $_SESSION['page_title'] = _("Issue Batch Invoice for Delivery Notes");
+       $_SESSION['page_title'] = _($help_context = "Issue Batch Invoice for Delivery Notes");
+} elseif (isset($_GET['AllocationNumber']) || isset($_GET['InvoicePrepayments'])) {
+       $_SESSION['page_title'] = _($help_context = "Prepayment or Final Invoice Entry");
 }
-
 page($_SESSION['page_title'], false, false, "", $js);
 
 //-----------------------------------------------------------------------------
 
+check_edit_conflicts(get_post('cart_id'));
+
 if (isset($_GET['AddedID'])) {
 
        $invoice_no = $_GET['AddedID'];
-       $trans_type = 10;
-       print_hidden_script(10);
+       $trans_type = ST_SALESINVOICE;
 
        display_notification(_("Selected deliveries has been processed"), true);
 
-       display_note(get_customer_trans_view_str($trans_type, $invoice_no, _("View This Invoice")), 0, 1);
+       display_note(get_customer_trans_view_str($trans_type, $invoice_no, _("&View This Invoice")), 0, 1);
+
+       display_note(print_document_link($invoice_no."-".$trans_type, _("&Print This Invoice"), true, ST_SALESINVOICE));
+       display_note(print_document_link($invoice_no."-".$trans_type, _("&Email This Invoice"), true, ST_SALESINVOICE, false, "printlink", "", 1),1);
 
-       display_note(print_document_link($invoice_no, _("Print This Invoice"), true, 10));
+       display_note(get_gl_view_str($trans_type, $invoice_no, _("View the GL &Journal Entries for this Invoice")),1);
 
-       display_note(get_gl_view_str($trans_type, $invoice_no, _("View the GL Journal Entries for this Invoice")),1);
+       hyperlink_params("$path_to_root/sales/inquiry/sales_deliveries_view.php", _("Select Another &Delivery For Invoicing"), "OutstandingOnly=1");
 
-       hyperlink_params("$path_to_root/sales/inquiry/sales_deliveries_view.php", _("Select Another Delivery For Invoicing"), "OutstandingOnly=1");
+       if (!db_num_rows(get_allocatable_from_cust_transactions(null, $invoice_no, $trans_type)))
+               hyperlink_params("$path_to_root/sales/customer_payments.php", _("Entry &customer payment for this invoice"),
+               "SInvoice=".$invoice_no);
+
+       hyperlink_params("$path_to_root/admin/attachments.php", _("Add an Attachment"), "filterType=$trans_type&trans_no=$invoice_no");
 
        display_footer_exit();
 
 } elseif (isset($_GET['UpdatedID']))  {
 
        $invoice_no = $_GET['UpdatedID'];
-       print_hidden_script(10);
+       $trans_type = ST_SALESINVOICE;
 
        display_notification_centered(sprintf(_('Sales Invoice # %d has been updated.'),$invoice_no));
 
-       display_note(get_trans_view_str(10, $invoice_no, _("View This Invoice")));
+       display_note(get_trans_view_str(ST_SALESINVOICE, $invoice_no, _("&View This Invoice")));
        echo '<br>';
-       display_note(print_document_link($invoice_no, _("Print This Invoice"), true, 10));
+       display_note(print_document_link($invoice_no."-".$trans_type, _("&Print This Invoice"), true, ST_SALESINVOICE));
+       display_note(print_document_link($invoice_no."-".$trans_type, _("&Email This Invoice"), true, ST_SALESINVOICE, false, "printlink", "", 1),1);
 
-       hyperlink_no_params($path_to_root . "/sales/inquiry/customer_inquiry.php", _("Select A Different Invoice to Modify"));
+       hyperlink_no_params($path_to_root . "/sales/inquiry/customer_inquiry.php", _("Select Another &Invoice to Modify"));
 
        display_footer_exit();
 
@@ -79,6 +99,10 @@ if (isset($_GET['AddedID'])) {
                }
        }
        unset($line);
+
+    // Remove also src_doc delivery note
+    $sources = &$_SESSION['Items']->src_docs;
+    unset($sources[$_GET['RemoveDN']]);
 }
 
 //-----------------------------------------------------------------------------
@@ -94,8 +118,9 @@ if ( (isset($_GET['DeliveryNumber']) && ($_GET['DeliveryNumber'] > 0) )
        } else {
                $src = array($_GET['DeliveryNumber']);
        }
+
        /*read in all the selected deliveries into the Items cart  */
-       $dn = new Cart(13, $src, true);
+       $dn = new Cart(ST_CUSTDELIVERY, $src, true);
 
        if ($dn->count_items() == 0) {
                hyperlink_params($path_to_root . "/sales/inquiry/sales_deliveries_view.php",
@@ -103,25 +128,53 @@ if ( (isset($_GET['DeliveryNumber']) && ($_GET['DeliveryNumber'] > 0) )
                die ("<br><b>" . _("There are no delivered items with a quantity left to invoice. There is nothing left to invoice.") . "</b>");
        }
 
-       $dn->trans_type = 10;
-       $dn->src_docs = $dn->trans_no;
-       $dn->trans_no = 0;
-       $dn->reference = references::get_next(10);
-
        $_SESSION['Items'] = $dn;
        copy_from_cart();
 
 } elseif (isset($_GET['ModifyInvoice']) && $_GET['ModifyInvoice'] > 0) {
 
+       check_is_editable(ST_SALESINVOICE, $_GET['ModifyInvoice']);
+
        processing_start();
-       $_SESSION['Items'] = new Cart(10, $_GET['ModifyInvoice']);
+       $_SESSION['Items'] = new Cart(ST_SALESINVOICE, $_GET['ModifyInvoice']);
 
        if ($_SESSION['Items']->count_items() == 0) {
                echo"<center><br><b>" . _("All quantities on this invoice has been credited. There is nothing to modify on this invoice") . "</b></center>";
                display_footer_exit();
        }
        copy_from_cart();
-} elseif (!processing_active()) {
+} elseif (isset($_GET['AllocationNumber']) || isset($_GET['InvoicePrepayments'])) {
+
+       check_deferred_income_act(_("You have to set Deferred Income Account in GL Setup to entry prepayment invoices."));
+
+       if (isset($_GET['AllocationNumber']))
+       {
+               $payments = array(get_cust_allocation($_GET['AllocationNumber']));
+
+               if (!$payments || ($payments[0]['trans_type_to'] != ST_SALESORDER))
+               {
+                       display_error(_("Please select correct Sales Order Prepayment to be invoiced and try again."));
+                       display_footer_exit();
+               }
+               $order_no = $payments[0]['trans_no_to'];
+       }
+       else {
+               $order_no = $_GET['InvoicePrepayments'];
+               $payments =  get_payments_for($_GET['InvoicePrepayments'], ST_SALESORDER);
+       }
+       processing_start();
+
+       $_SESSION['Items'] = new Cart(ST_SALESORDER, $order_no, ST_SALESINVOICE);
+       $_SESSION['Items']->order_no = $order_no;
+       $_SESSION['Items']->src_docs = array($order_no);
+       $_SESSION['Items']->trans_no = 0;
+       $_SESSION['Items']->trans_type = ST_SALESINVOICE;
+       $_SESSION['Items']->prepayments = $payments;
+       $_SESSION['Items']->update_payments();
+
+       copy_from_cart();
+}
+elseif (!processing_active()) {
        /* This page can only be called with a delivery for invoicing or invoice no for edit */
        display_error(_("This page can only be opened after delivery selection. Please select delivery to invoicing first."));
 
@@ -129,13 +182,39 @@ if ( (isset($_GET['DeliveryNumber']) && ($_GET['DeliveryNumber'] > 0) )
 
        end_page();
        exit;
-} else {
+} elseif (!isset($_POST['process_invoice']) && (!$_SESSION['Items']->is_prepaid() && !check_quantities())) {
+       display_error(_("Selected quantity cannot be less than quantity credited nor more than quantity not invoiced yet."));
+}
+
+if (isset($_POST['Update'])) {
+       $Ajax->activate('Items');
+}
+if (isset($_POST['_InvoiceDate_changed'])) {
+       $_POST['due_date'] = get_invoice_duedate($_SESSION['Items']->payment, $_POST['InvoiceDate']);
+       $Ajax->activate('due_date');
+}
+
+//-----------------------------------------------------------------------------
+function check_quantities()
+{
+       $ok =1;
        foreach ($_SESSION['Items']->line_items as $line_no=>$itm) {
                if (isset($_POST['Line'.$line_no])) {
-                       $line_qty = $_POST['Line'.$line_no];
-                       if (is_numeric($line_qty) && $_POST['Line'.$line_no] <= ($itm->quantity - $itm->qty_done)) {
-                               $_SESSION['Items']->line_items[$line_no]->qty_dispatched = $line_qty;
+                       if($_SESSION['Items']->trans_no) {
+                               $min = $itm->qty_done;
+                               $max = $itm->quantity;
+                       } else {
+                               $min = 0;
+                               $max = $itm->quantity - $itm->qty_done;
+                       }
+                       if (check_num('Line'.$line_no, $min, $max)) {
+                               $_SESSION['Items']->line_items[$line_no]->qty_dispatched =
+                                   input_num('Line'.$line_no);
+                       }
+                       else {
+                               $ok = 0;
                        }
+                               
                }
 
                if (isset($_POST['Line'.$line_no.'Desc'])) {
@@ -145,73 +224,128 @@ if ( (isset($_GET['DeliveryNumber']) && ($_GET['DeliveryNumber'] > 0) )
                        }
                }
        }
+ return $ok;
 }
-//-----------------------------------------------------------------------------
+
+function set_delivery_shipping_sum($delivery_notes) 
+{
+    
+    $shipping = 0;
+    
+    foreach($delivery_notes as $delivery_num) 
+    {
+        $myrow = get_customer_trans($delivery_num, ST_CUSTDELIVERY);
+
+        $shipping += $myrow['ov_freight'];
+    }
+    $_POST['ChargeFreightCost'] = price_format($shipping);
+}
+
 
 function copy_to_cart()
 {
        $cart = &$_SESSION['Items'];
-       $cart->ship_via = $_POST['ship_via'];
-       $cart->freight_cost = $_POST['ChargeFreightCost'];
-       $cart->document_date =  $_POST['InvoiceDate'];
-       $cart->due_date =  $_POST['due_date'];
+       $cart->due_date = $cart->document_date =  $_POST['InvoiceDate'];
        $cart->Comments = $_POST['Comments'];
+       $cart->due_date =  $_POST['due_date'];
+       if (($cart->pos['cash_sale'] || $cart->pos['credit_sale']) && isset($_POST['payment'])) {
+               $cart->payment = $_POST['payment'];
+               $cart->payment_terms = get_payment_terms($_POST['payment']);
+       }
+       if ($_SESSION['Items']->trans_no == 0)
+               $cart->reference = $_POST['ref'];
+       if (!$cart->is_prepaid())
+       {
+               $cart->ship_via = $_POST['ship_via'];
+               $cart->freight_cost = input_num('ChargeFreightCost');
+       }
+
+       $cart->update_payments();
+
+       $cart->dimension_id =  $_POST['dimension_id'];
+       $cart->dimension2_id =  $_POST['dimension2_id'];
 }
 //-----------------------------------------------------------------------------
 
 function copy_from_cart()
 {
        $cart = &$_SESSION['Items'];
-       $_POST['ship_via'] = $cart->ship_via;
-       $_POST['ChargeFreightCost'] = $cart->freight_cost;
+       $_POST['Comments']= $cart->Comments;
        $_POST['InvoiceDate']= $cart->document_date;
+       $_POST['ref'] = $cart->reference;
+       $_POST['cart_id'] = $cart->cart_id;
        $_POST['due_date'] = $cart->due_date;
-       $_POST['Comments']= $cart->Comments;
+       $_POST['payment'] = $cart->payment;
+       if (!$_SESSION['Items']->is_prepaid())
+       {
+               $_POST['ship_via'] = $cart->ship_via;
+               $_POST['ChargeFreightCost'] = price_format($cart->freight_cost);
+       }
+       $_POST['dimension_id'] = $cart->dimension_id;
+       $_POST['dimension2_id'] = $cart->dimension2_id;
 }
 
 //-----------------------------------------------------------------------------
 
 function check_data()
 {
+       global $Refs;
+
+       $prepaid = $_SESSION['Items']->is_prepaid();
+
        if (!isset($_POST['InvoiceDate']) || !is_date($_POST['InvoiceDate'])) {
                display_error(_("The entered invoice date is invalid."));
+               set_focus('InvoiceDate');
                return false;
        }
 
        if (!is_date_in_fiscalyear($_POST['InvoiceDate'])) {
-               display_error(_("The entered invoice date is not in fiscal year."));
+               display_error(_("The entered date is out of fiscal year or is closed for further data entry."));
+               set_focus('InvoiceDate');
                return false;
        }
 
-       if (!isset($_POST['due_date']) || !is_date($_POST['due_date'])) {
+
+       if (!$prepaid &&(!isset($_POST['due_date']) || !is_date($_POST['due_date'])))   {
                display_error(_("The entered invoice due date is invalid."));
+               set_focus('due_date');
                return false;
        }
 
        if ($_SESSION['Items']->trans_no == 0) {
-               if (!references::is_valid($_POST['ref'])) {
+               if (!$Refs->is_valid($_POST['ref'], ST_SALESINVOICE)) {
                        display_error(_("You must enter a reference."));
+                       set_focus('ref');
                        return false;
                }
+       }
+
+       if(!$prepaid) 
+       {
+               if ($_POST['ChargeFreightCost'] == "") {
+                       $_POST['ChargeFreightCost'] = price_format(0);
+               }
 
-               if (!is_new_reference($_POST['ref'], 10)) {
-                       display_error(_("The entered reference is already in use."));
+               if (!check_num('ChargeFreightCost', 0)) {
+                       display_error(_("The entered shipping value is not numeric."));
+                       set_focus('ChargeFreightCost');
                        return false;
                }
-       }
 
-       if ($_POST['ChargeFreightCost'] == "") {
-               $_POST['ChargeFreightCost'] = 0;
-       }
-
-       if (!is_numeric($_POST['ChargeFreightCost']) || $_POST['ChargeFreightCost'] < 0) {
-               display_error(_("The entered shipping value is not numeric."));
-               return false;
-       }
+               if ($_SESSION['Items']->has_items_dispatch() == 0 && input_num('ChargeFreightCost') == 0) {
+                       display_error(_("There are no item quantities on this invoice."));
+                       return false;
+               }
 
-       if ($_SESSION['Items']->has_items_dispatch() == 0 && $_POST['ChargeFreightCost'] == 0) {
-               display_error(_("There are no item quantities on this invoice."));
-               return false;
+               if (!check_quantities()) {
+                       display_error(_("Selected quantity cannot be less than quantity credited nor more than quantity not invoiced yet."));
+                       return false;
+               }
+       } else {
+               if (($_SESSION['Items']->payment_terms['days_before_due'] == -1) && !count($_SESSION['Items']->prepayments)) {
+                       display_error(_("There is no non-invoiced payments for this order. If you want to issue final invoice, select delayed or cash payment terms."));
+                       return false;
+               }
        }
 
        return true;
@@ -219,16 +353,42 @@ function check_data()
 
 //-----------------------------------------------------------------------------
 if (isset($_POST['process_invoice']) && check_data()) {
-
        $newinvoice=  $_SESSION['Items']->trans_no == 0;
        copy_to_cart();
+
+       if ($newinvoice) 
+               new_doc_date($_SESSION['Items']->document_date);
+
        $invoice_no = $_SESSION['Items']->write();
+       if ($invoice_no == -1)
+       {
+               display_error(_("The entered reference is already in use."));
+               set_focus('ref');
+       }
+       else
+       {
+               processing_end();
+
+               if ($newinvoice) {
+                       meta_forward($_SERVER['PHP_SELF'], "AddedID=$invoice_no");
+               } else {
+                       meta_forward($_SERVER['PHP_SELF'], "UpdatedID=$invoice_no");
+               }
+       }       
+}
 
-       processing_end();
-       if ($newinvoice) {
-               meta_forward($_SERVER['PHP_SELF'], "AddedID=$invoice_no");
-       } else {
-               meta_forward($_SERVER['PHP_SELF'], "UpdatedID=$invoice_no");
+if(list_updated('payment')) {
+       $order = &$_SESSION['Items']; 
+       copy_to_cart();
+       $order->payment = get_post('payment');
+       $order->payment_terms = get_payment_terms($order->payment);
+       $_POST['due_date'] = $order->due_date = get_invoice_duedate($order->payment, $order->document_date);
+       $_POST['Comments'] = '';
+       $Ajax->activate('due_date');
+       $Ajax->activate('options');
+       if ($order->payment_terms['cash_sale']) {
+               $_POST['Location'] = $order->Location = $order->pos['pos_location'];
+               $order->location_name = $order->pos['location_name'];
        }
 }
 
@@ -256,29 +416,52 @@ $dspans[] = $spanlen;
 //-----------------------------------------------------------------------------
 
 $is_batch_invoice = count($_SESSION['Items']->src_docs) > 1;
-$is_edition = $_SESSION['Items']->trans_type == 10 && $_SESSION['Items']->trans_no != 0;
-start_form(false, true);
+$prepaid = $_SESSION['Items']->is_prepaid();
 
-start_table("$table_style2 width=80%", 5);
+$is_edition = $_SESSION['Items']->trans_type == ST_SALESINVOICE && $_SESSION['Items']->trans_no != 0;
+start_form();
+hidden('cart_id');
+
+start_table(TABLESTYLE2, "width='80%'", 5);
 
 start_row();
+$colspan = 1;
+$dim = get_company_pref('use_dimension');
+if ($dim > 0) 
+       $colspan = 3;
 label_cells(_("Customer"), $_SESSION['Items']->customer_name, "class='tableheader2'");
 label_cells(_("Branch"), get_branch_name($_SESSION['Items']->Branch), "class='tableheader2'");
-label_cells(_("Currency"), $_SESSION['Items']->customer_currency, "class='tableheader2'");
+if (($_SESSION['Items']->pos['credit_sale'] || $_SESSION['Items']->pos['cash_sale'])) {
+       $paymcat = !$_SESSION['Items']->pos['cash_sale'] ? PM_CREDIT :
+               (!$_SESSION['Items']->pos['credit_sale'] ? PM_CASH : PM_ANY);
+       label_cells(_("Payment terms:"), sale_payment_list('payment', $paymcat),
+               "class='tableheader2'", "colspan=$colspan");
+} else
+       label_cells(_('Payment:'), $_SESSION['Items']->payment_terms['terms'], "class='tableheader2'", "colspan=$colspan");
+
 end_row();
 start_row();
 
 if ($_SESSION['Items']->trans_no == 0) {
-       ref_cells(_("Reference"), 'ref', $_SESSION['Items']->reference, "class='tableheader2'");
+       ref_cells(_("Reference"), 'ref', '', null, "class='tableheader2'", false, ST_SALESINVOICE,
+               array('customer' => $_SESSION['Items']->customer_id,
+                       'branch' => $_SESSION['Items']->Branch,
+                       'date' => get_post('InvoiceDate')));
 } else {
        label_cells(_("Reference"), $_SESSION['Items']->reference, "class='tableheader2'");
 }
 
-label_cells(_("Delivery Notes:"),
-get_customer_trans_view_str(systypes::cust_dispatch(), array_keys($_SESSION['Items']->src_docs)), "class='tableheader2'");
-
 label_cells(_("Sales Type"), $_SESSION['Items']->sales_type_name, "class='tableheader2'");
 
+label_cells(_("Currency"), $_SESSION['Items']->customer_currency, "class='tableheader2'");
+if ($dim > 0) {
+       label_cell(_("Dimension").":", "class='tableheader2'");
+       $_POST['dimension_id'] = $_SESSION['Items']->dimension_id;
+       dimensions_list_cells(null, 'dimension_id', null, true, ' ', false, 1, false);
+}              
+else
+       hidden('dimension_id', 0);
+
 end_row();
 start_row();
 
@@ -286,39 +469,66 @@ if (!isset($_POST['ship_via'])) {
        $_POST['ship_via'] = $_SESSION['Items']->ship_via;
 }
 label_cell(_("Shipping Company"), "class='tableheader2'");
-shippers_list_cells(null, 'ship_via', $_POST['ship_via']);
+if ($prepaid)
+{
+       $shipper = get_shipper($_SESSION['Items']->ship_via);
+       label_cells(null, $shipper['shipper_name']);
+} else
+       shippers_list_cells(null, 'ship_via', $_POST['ship_via']);
 
 if (!isset($_POST['InvoiceDate']) || !is_date($_POST['InvoiceDate'])) {
-       $_POST['InvoiceDate'] = Today();
+       $_POST['InvoiceDate'] = new_doc_date();
        if (!is_date_in_fiscalyear($_POST['InvoiceDate'])) {
                $_POST['InvoiceDate'] = end_fiscalyear();
        }
 }
 
-date_cells(_("Date"), 'InvoiceDate', $_POST['InvoiceDate'], 0, 0, 0, "class='tableheader'");
+date_cells(_("Date"), 'InvoiceDate', '', $_SESSION['Items']->trans_no == 0, 
+       0, 0, 0, "class='tableheader2'", true);
 
 if (!isset($_POST['due_date']) || !is_date($_POST['due_date'])) {
-       $_POST['due_date'] = get_invoice_duedate($_SESSION['Items']->customer_id, $_POST['InvoiceDate']);
+       $_POST['due_date'] = get_invoice_duedate($_SESSION['Items']->payment, $_POST['InvoiceDate']);
 }
 
-date_cells(_("Due Date"), 'due_date', $_POST['due_date'], 0, 0, 0, "class='tableheader'");
-
+date_cells(_("Due Date"), 'due_date', '', null, 0, 0, 0, "class='tableheader2'");
+if ($dim > 1) {
+       label_cell(_("Dimension")." 2:", "class='tableheader2'");
+       $_POST['dimension2_id'] = $_SESSION['Items']->dimension2_id;
+       dimensions_list_cells(null, 'dimension2_id', null, true, ' ', false, 2, false);
+}              
+else
+       hidden('dimension2_id', 0);
 end_row();
 end_table();
 
-display_heading(_("Invoice Items"));
+$row = get_customer_to_order($_SESSION['Items']->customer_id);
+if ($row['dissallow_invoices'] == 1)
+{
+       display_error(_("The selected customer account is currently on hold. Please contact the credit control personnel to discuss."));
+       end_form();
+       end_page();
+       exit();
+}      
+
+display_heading($prepaid ? _("Sales Order Items") : _("Invoice Items"));
 
-start_table("$table_style width=80%");
-$th = array(_("Item Code"), _("Item Description"), _("Delivered"), _("Units"), _("Invoiced"),
-       _("This Invoice"), _("Price"), _("Tax Type"), _("Discount"), _("Total"));
+div_start('Items');
+
+start_table(TABLESTYLE, "width='80%'");
+if ($prepaid)
+       $th = array(_("Item Code"), _("Item Description"), _("Units"), _("Quantity"),
+               _("Price"), _("Tax Type"), _("Discount"), _("Total"));
+else
+       $th = array(_("Item Code"), _("Item Description"), _("Delivered"), _("Units"), _("Invoiced"),
+               _("This Invoice"), _("Price"), _("Tax Type"), _("Discount"), _("Total"));
 
 if ($is_batch_invoice) {
-$th[] = _("DN");
-$th[] = "";
+    $th[] = _("DN");
+    $th[] = "";
 }
 
 if ($is_edition) {
-$th[4] = _("Credited");
+    $th[4] = _("Credited");
 }
 
 table_header($th);
@@ -329,26 +539,32 @@ $show_qoh = true;
 $dn_line_cnt = 0;
 
 foreach ($_SESSION['Items']->line_items as $line=>$ln_itm) {
-       if ($ln_itm->quantity == $ln_itm->qty_done) {
+       if (!$prepaid && ($ln_itm->quantity == $ln_itm->qty_done)) {
                continue; // this line was fully invoiced
        }
        alt_table_row_color($k);
        view_stock_status_cell($ln_itm->stock_id);
 
-       text_cells(null, 'Line'.$line.'Desc', $ln_itm->item_description, 30, 50);
-       qty_cell($ln_itm->quantity);
+       if ($prepaid)
+               label_cell($ln_itm->item_description);
+       else
+               text_cells(null, 'Line'.$line.'Desc', $ln_itm->item_description, 30, 50);
+       $dec = get_qty_dec($ln_itm->stock_id);
+       if (!$prepaid)
+               qty_cell($ln_itm->quantity, false, $dec);
        label_cell($ln_itm->units);
-       qty_cell($ln_itm->qty_done);
+       if (!$prepaid)
+               qty_cell($ln_itm->qty_done, false, $dec);
 
-       if ($is_batch_invoice) {
+       if ($is_batch_invoice || $prepaid) {
                // for batch invoices we can only remove whole deliveries
                echo '<td nowrap align=right>';
                hidden('Line' . $line, $ln_itm->qty_dispatched );
-               echo number_format2($ln_itm->qty_dispatched, user_qty_dec()).'</td>';
+               echo number_format2($ln_itm->qty_dispatched, $dec).'</td>';
        } else {
-               text_cells(null, 'Line'.$line, $ln_itm->qty_dispatched, 10, 10);
+               small_qty_cells(null, 'Line'.$line, qty_format($ln_itm->qty_dispatched, $ln_itm->stock_id, $dec), null, null, $dec);
        }
-       $display_discount_percent = number_format2($ln_itm->discount_percent*100, user_percent_dec()) . "%";
+       $display_discount_percent = percent_format($ln_itm->discount_percent*100) . " %";
 
        $line_total = ($ln_itm->qty_dispatched * $ln_itm->price * (1 - $ln_itm->discount_percent));
 
@@ -361,9 +577,9 @@ foreach ($_SESSION['Items']->line_items as $line=>$ln_itm) {
                if ($dn_line_cnt == 0) {
                        $dn_line_cnt = $dspans[0];
                        $dspans = array_slice($dspans, 1);
-                       label_cell($ln_itm->src_no, "rowspan=$dn_line_cnt class=oddrow");
+                       label_cell($ln_itm->src_no, "rowspan=$dn_line_cnt class='oddrow'");
                        label_cell("<a href='" . $_SERVER['PHP_SELF'] . "?RemoveDN=".
-                               $ln_itm->src_no."'>" . _("Remove") . "</a>", "rowspan=$dn_line_cnt class=oddrow");
+                               $ln_itm->src_no."'>" . _("Remove") . "</a>", "rowspan=$dn_line_cnt class='oddrow'");
                }
                $dn_line_cnt--;
        }
@@ -377,19 +593,27 @@ was not fully delivered the first time ?? */
 
 if (!isset($_POST['ChargeFreightCost']) || $_POST['ChargeFreightCost'] == "") {
        if ($_SESSION['Items']->any_already_delivered() == 1) {
-               $_POST['ChargeFreightCost'] = 0;
+               $_POST['ChargeFreightCost'] = price_format(0);
        } else {
-               $_POST['ChargeFreightCost'] = $_SESSION['Items']->freight_cost;
+               $_POST['ChargeFreightCost'] = price_format($_SESSION['Items']->freight_cost);
        }
 
-       if (!is_numeric($_POST['ChargeFreightCost'])) {
-               $_POST['ChargeFreightCost'] = 0;
+       if (!check_num('ChargeFreightCost')) {
+               $_POST['ChargeFreightCost'] = price_format(0);
        }
 }
 
-start_row();
+$accumulate_shipping = get_company_pref('accumulate_shipping');
+if ($is_batch_invoice && $accumulate_shipping)
+       set_delivery_shipping_sum(array_keys($_SESSION['Items']->src_docs));
 
-small_amount_cells(_("Shipping Cost"), 'ChargeFreightCost', null, "colspan=9 align=right");
+$colspan = $prepaid ? 7:9;
+start_row();
+label_cell(_("Shipping Cost"), "colspan=$colspan align=right");
+if ($prepaid)
+       label_cell($_POST['ChargeFreightCost'], 'align=right');
+else
+       small_amount_cells(null, 'ChargeFreightCost', null);
 if ($is_batch_invoice) {
 label_cell('', 'colspan=2');
 }
@@ -397,30 +621,51 @@ label_cell('', 'colspan=2');
 end_row();
 $inv_items_total = $_SESSION['Items']->get_items_total_dispatch();
 
-$display_sub_total = number_format2($inv_items_total + $_POST['ChargeFreightCost'],user_price_dec());
+$display_sub_total = price_format($inv_items_total + input_num('ChargeFreightCost'));
 
-label_row(_("Sub-total"), $display_sub_total, "colspan=9 align=right","align=right", $is_batch_invoice ? 2 : 0);
+label_row(_("Sub-total"), $display_sub_total, "colspan=$colspan align=right","align=right", $is_batch_invoice ? 2 : 0);
 
-$taxes = $_SESSION['Items']->get_taxes($_POST['ChargeFreightCost']);
-$tax_total = display_edit_tax_items($taxes, 9, $_SESSION['Items']->tax_included, $is_batch_invoice ? 2:0);
+$taxes = $_SESSION['Items']->get_taxes(input_num('ChargeFreightCost'));
+$tax_total = display_edit_tax_items($taxes, $colspan, $_SESSION['Items']->tax_included, $is_batch_invoice ? 2 : 0);
 
-$display_total = number_format2(($inv_items_total + $_POST['ChargeFreightCost'] + $tax_total), user_price_dec());
+$display_total = price_format(($inv_items_total + input_num('ChargeFreightCost') + $tax_total));
 
-label_row(_("Invoice Total"), $display_total, "colspan=9 align=right","align=right", $is_batch_invoice ? 2 : 0);
+label_row(_("Invoice Total"), $display_total, "colspan=$colspan align=right","align=right", $is_batch_invoice ? 2 : 0);
 
 end_table(1);
+div_end();
+div_start('options');
+start_table(TABLESTYLE2);
+if ($prepaid)
+{
 
-start_table($table_style2);
+       label_row(_("Sales order:"), get_trans_view_str(ST_SALESORDER, $_SESSION['Items']->order_no, get_reference(ST_SALESORDER, $_SESSION['Items']->order_no)));
 
-textarea_row(_("Memo"), 'Comments', null, 50, 4);
+       $list = array(); $allocs = 0;
+       if (count($_SESSION['Items']->prepayments))
+       {
+               foreach($_SESSION['Items']->prepayments as $pmt)
+               {
+                       $list[] = get_trans_view_str($pmt['trans_type_from'], $pmt['trans_no_from'], get_reference($pmt['trans_type_from'], $pmt['trans_no_from']));
+                       $allocs += $pmt['amt'];
+               }
+       }
 
-end_table(1);
+       label_row(_("Payments received:"), implode(',', $list));
+       label_row(_("Invoiced here:"), price_format($_SESSION['Items']->prep_amount), 'class=label');
+       label_row(_("Left to be invoiced:"), price_format($_SESSION['Items']->get_trans_total()-max($_SESSION['Items']->prep_amount, $allocs)), 'class=label');
+}
 
-submit_center_first('Update', _("Update"));
-submit_center_last('process_invoice', _("Process Invoice"));
+textarea_row(_("Memo:"), 'Comments', null, 50, 4);
+
+end_table(1);
+div_end();
+submit_center_first('Update', _("Update"),
+  _('Refresh document page'), true);
+submit_center_last('process_invoice', _("Process Invoice"),
+  _('Check entered data and save document'), 'default');
 
 end_form();
 
 end_page();
 
-?>