function write($_POST)
{
    extract($_POST);
    $deptid += 0;
    db_conn('cubit');
    if (isset($printsales)) {
        $Sl = "SELECT * FROM settings WHERE constant='PSALES'";
        $Ri = db_exec($Sl) or errDie("Unable to get settings.");
        if (pg_num_rows($Ri) < 1) {
            $Sl = "INSERT INTO settings (constant,value,div) VALUES ('PSALES','Yes','" . USER_DIV . "')";
            $Ri = db_exec($Sl);
        } else {
            $Sl = "UPDATE settings SET value='Yes' WHERE constant='PSALES' AND div='" . USER_DIV . "'";
            $Ri = db_exec($Sl);
        }
    } else {
        $Sl = "UPDATE settings SET value='No' WHERE constant='PSALES' AND div='" . USER_DIV . "'";
        $Ri = db_exec($Sl);
    }
    //$it+=0;
    # validate input
    require_lib("validate");
    $v = new validate();
    if (isset($client)) {
        $v->isOk($client, "string", 0, 20, "Invalid Customer.");
    } else {
        $client = "";
    }
    if (isset($vatnum)) {
        $v->isOk($vatnum, "string", 0, 30, "Invalid VAT Number.");
    } else {
        $vatnum = "";
    }
    if (isset($branch_addr)) {
        $v->isOk($branch_addr, "num", 1, 20, "Invalid site address.");
    } else {
        $branch_addr = 0;
    }
    $v->isOk($invid, "num", 1, 20, "Invalid Invoice Number.");
    $v->isOk($telno, "string", 0, 20, "Invalid Customer Telephone Number.");
    $v->isOk($cordno, "string", 0, 20, "Invalid Customer Order Number.");
    //$v->isOk ($comm, "string", 0, 255, "Invalid Comments.");
    $v->isOk($ordno, "string", 0, 20, "Invalid sales order number.");
    // 	$v->isOk ($chrgvat, "string", 1, 4, "Invalid charge vat option.");
    $v->isOk($salespid, "string", 1, 255, "Invalid sales person.");
    $v->isOk($pinv_day, "num", 1, 2, "Invalid Invoice Date day.");
    $v->isOk($pinv_month, "num", 1, 2, "Invalid Invoice Date month.");
    $v->isOk($pinv_year, "num", 1, 5, "Invalid Invoice Date year.");
    $odate = $pinv_year . "-" . $pinv_month . "-" . $pinv_day;
    if (!checkdate($pinv_month, $pinv_day, $pinv_year)) {
        $v->isOk($odate, "num", 1, 1, "Invalid Invoice Date.");
    }
    $v->isOk($traddisc, "float", 0, 20, "Invalid Trade Discount.");
    if ($traddisc > 100) {
        $v->isOk($traddisc, "float", 0, 0, "Error : Trade Discount cannot be more than 100 %.");
    }
    $v->isOk($delchrg, "float", 0, 20, "Invalid Delivery Charge.");
    $v->isOk($subtot, "float", 0, 20, "Invalid subtotal.");
    $odate = $pinv_year . "-" . $pinv_month . "-" . $pinv_day;
    if (!checkdate($pinv_month, $pinv_day, $pinv_year)) {
        $v->isOk($odate, "num", 1, 1, "Invalid Invoice Date.");
    }
    $v->isOk($collection, "string", 0, 40, "Invalid collection method.");
    # used to generate errors
    $error = "asa@";
    # check if duplicate serial number selected, remove blanks
    if (isset($sernos)) {
        if (!ext_isUnique(ext_remBlnk($sernos))) {
            $v->isOk($error, "num", 0, 0, "Error : Serial Numbers must be unique per line item.");
        }
    }
    # check is serial no was selected
    if (isset($stkids)) {
        foreach ($stkids as $keys => $stkid) {
            # check if serial is selected
            if (ext_isSerial("stock", "stkid", $stkid) && !isset($sernos[$keys])) {
                $v->isOk($error, "num", 0, 0, "Error : Missing serial number for product number : <b>" . ($keys + 1) . "</b>");
            } elseif (ext_isSerial("stock", "stkid", $stkid) && !(strlen($sernos[$keys]) > 0)) {
                $v->isOk($error, "num", 0, 0, "Error : Missing serial number for product number : <b>" . ($keys + 1) . "</b>");
            }
        }
    }
    # check quantities
    if (isset($qtys)) {
        foreach ($qtys as $keys => $qty) {
            $discp[$keys] += 0;
            $disc[$keys] += 0;
            $v->isOk($qty, "num", 1, 10, "Invalid Quantity for product number : <b>" . ($keys + 1) . "</b>");
            if ($qty < 1) {
                $v->isOk($qty, "num", 0, 0, "Error : Item Quantity must be at least one. Product number : <b>" . ($keys + 1) . "</b>");
            }
        }
    }
    # check whids
    if (isset($whids)) {
        foreach ($whids as $keys => $whid) {
            $v->isOk($whid, "num", 1, 10, "Invalid Store number, please enter all details.");
        }
    }
    $cusnum += 0;
    # check stkids
    if (isset($stkids)) {
        foreach ($stkids as $keys => $stkid) {
            $v->isOk($stkid, "num", 1, 10, "Invalid Stock number, please enter all details.");
        }
    }
    # check amt
    if (isset($amt)) {
        foreach ($amt as $keys => $amount) {
            $v->isOk($amount, "float", 1, 20, "Invalid Amount, please enter all details.");
        }
    }
    if (isset($des)) {
        $des = remval($des);
    }
    if (isset($asset_id) && is_numeric($asset_id)) {
        foreach ($asset_id as $value) {
            $sql = "SELECT id, des FROM cubit.assets WHERE id='{$asset_id}'";
            $asset_rslt = db_exec($sql) or errDie("Unable to retrieve asset.");
            $asset_data = pg_fetch_array($asset_rslt);
            if (isHired($asset_id)) {
                $v->addError(0, "Asset " . getSerial($asset_id) . " {$asset_data['des']} has already been hired out.");
            }
        }
    }
    # display errors, if any
    $err = "";
    if ($v->isError()) {
        $errors = $v->getErrors();
        foreach ($errors as $e) {
            $err .= "<li class='err'>{$e['msg']}<li>";
        }
        return details($_POST, $err);
    }
    if (strlen($vatnum) < 1) {
        $vatnum = "";
    }
    $_POST['client'] = $client;
    $_POST['vatnum'] = $vatnum;
    $_POST['telno'] = $telno;
    $_POST['cordno'] = $cordno;
    # Get invoice info
    db_connect();
    $sql = "SELECT * FROM hire.hire_invoices WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
    $invRslt = db_exec($sql) or errDie("Unable to get invoice information");
    // 	if (pg_numrows ($invRslt) < 1) {
    // 		return "<li>- Invoice Not Found[1]</li>";
    // 	}
    $inv = pg_fetch_array($invRslt);
    $inv['traddisc'] = $traddisc;
    $inv['chrgvat'] = 0;
    # check if invoice has been printed
    // 	if($inv['printed'] == "y"){
    // 		$error = "<li class=err> Error : Invoice number <b>$invid</b> has already been printed.";
    // 		$error .= "<p><input type=button onClick='JavaScript:history.back();' value='&laquo; Correct submission'>";
    // 		return $error;
    // 	}
    # get department
    db_conn("exten");
    $sql = "SELECT * FROM departments WHERE deptid = '{$deptid}' AND div = '" . USER_DIV . "'";
    $deptRslt = db_exec($sql);
    if (pg_numrows($deptRslt) < 1) {
        $dept['deptname'] = "<i class='err'>Not Found[3]</i>";
    } else {
        $dept = pg_fetch_array($deptRslt);
    }
    # fix those nasty zeros
    $traddisc += 0;
    $delchrg += 0;
    $vatamount = 0;
    $showvat = TRUE;
    # insert invoice to DB
    db_connect();
    if (isset($upBtn) || isset($hirenewBtn)) {
        $update_ret = update($_POST);
    } else {
        $update_ret = false;
    }
    # begin updating
    pglib_transaction("BEGIN");
    /* -- Start remove old items -- */
    # get selected stock in this invoice
    $sql = "SELECT * FROM hire.hire_invitems  WHERE invid = '{$invid}'";
    $stktRslt = db_exec($sql);
    $subtot = 0;
    while ($stkt = pg_fetch_array($stktRslt)) {
        # update stock(alloc + qty)
        //$sql = "UPDATE stock SET alloc = (alloc - '$stkt[qty]')  WHERE stkid = '$stkt[stkid]' AND div = '".USER_DIV."'";
        //$rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.",SELF);
        //if(strlen($stkt['serno']) > 0)
        //ext_unresvSer($stkt['serno'], $stkt['stkid']);
        $subtot += $stkt["amt"];
    }
    # remove old items
    /* --- ----------- Clac --------------------- */
    ##----------------------NEW----------------------
    $VATP = TAX_VAT;
    $subtotal = sprint($subtot + $delchrg);
    $traddiscmt = sprint($subtotal * $traddisc / 100);
    $subtotal = sprint($subtotal - $traddiscmt);
    $VAT = $subtotal / 100 * 14;
    $SUBTOT = $subtotal;
    $TOTAL = $subtotal + $VAT;
    $delexvat = sprint($delchrg);
    $Sl = "SELECT * FROM posround";
    $Ri = db_exec($Sl);
    $data = pg_fetch_array($Ri);
    if ($data['setting'] == "5cent") {
        if (sprint(floor(sprint($TOTAL / 0.05))) != sprint($TOTAL / 0.05)) {
            $otot = $TOTAL;
            $nTOTAL = sprint(sprint(floor($TOTAL / 0.05)) * 0.05);
            $rounding = $otot - $nTOTAL;
        } else {
            $rounding = 0;
        }
    } else {
        $rounding = 0;
    }
    //print sprint(floor($TOTAL/0.05));
    #get accno if invoice is on credit
    if ($cusnum != "0") {
        $get_acc = "SELECT * FROM customers WHERE cusnum = '{$cusnum}' LIMIT 1";
        $run_acc = db_exec($get_acc) or errDie("Unable to get customer information");
        if (pg_numrows($run_acc) < 1) {
            $accno = "";
        } else {
            $arr = pg_fetch_array($run_acc);
            $cusacc = $arr['accno'];
            $cusname = "{$arr['cusname']} {$arr['surname']}";
        }
    } else {
        $cusacc = "";
        $cusname = "";
    }
    # insert invoice to DB
    $sql = "\r\n\t\t\tUPDATE hire.hire_invoices \r\n\t\t\tSET cusnum='{$cusnum}', cusname='{$cusname}', rounding='{$rounding}', deptid='{$deptid}', deptname='{$dept['deptname']}', \r\n\t\t\t\tcordno='{$cordno}', ordno='{$ordno}', salespn='{$salespid}', odate='{$odate}', traddisc='{$traddisc}', \r\n\t\t\t\tdelchrg='{$delchrg}', subtot='{$SUBTOT}', vat='{$VAT}',balance='{$TOTAL}', total='{$TOTAL}', discount='{$traddiscmt}', \r\n\t\t\t\tdelivery='{$delexvat}', vatnum='{$vatnum}', cusacc='{$cusacc}', telno='{$telno}', deposit_type='{$deposit_type}', \r\n\t\t\t\tdeposit_amt='{$deposit_amt}', collection='{$collection}', custom_txt='{$custom_txt}', branch_addr='{$branch_addr}' \r\n\t\t\tWHERE invid='{$invid}' AND div = '" . USER_DIV . "'";
    $rslt = db_exec($sql) or errDie("Unable to update invoice in Cubit.", SELF);
    # remove old data
    $sql = "DELETE FROM pinv_data WHERE invid='{$invid}' AND div = '" . USER_DIV . "'";
    $rslt = db_exec($sql) or errDie("Unable to update invoice data in Cubit.", SELF);
    # put in new data
    $sql = "INSERT INTO pinv_data(invid, dept, customer, div) VALUES('{$invid}', '{$dept['deptname']}', '{$client}', '" . USER_DIV . "')";
    $rslt = db_exec($sql) or errDie("Unable to insert invoice data to Cubit.", SELF);
    # commit updating
    pglib_transaction("COMMIT") or errDie("Unable to commit a database transaction.", SELF);
    return details($_POST, $update_ret);
    if (strlen($bar) > 0) {
        $Sl = "SELECT * FROM possets WHERE div = '" . USER_DIV . "'";
        $Rs = db_exec($Sl) or errDie("Unable to add supplier to the system.", SELF);
        if (pg_numrows($Rs) < 1) {
            return details($_POST, "Please go set the point of sale settings under the stock settings");
        }
        $Dets = pg_fetch_array($Rs);
        if ($Dets['opt'] == "No") {
            switch (substr($bar, strlen($bar) - 1, 1)) {
                case "0":
                    $tab = "ss0";
                    break;
                case "1":
                    $tab = "ss1";
                    break;
                case "2":
                    $tab = "ss2";
                    break;
                case "3":
                    $tab = "ss3";
                    break;
                case "4":
                    $tab = "ss4";
                    break;
                case "5":
                    $tab = "ss5";
                    break;
                case "6":
                    $tab = "ss6";
                    break;
                case "7":
                    $tab = "ss7";
                    break;
                case "8":
                    $tab = "ss8";
                    break;
                case "9":
                    $tab = "ss9";
                    break;
                default:
                    return details($_POST, "The code you selected is invalid");
            }
            db_conn('cubit');
            pglib_transaction("BEGIN") or errDie("Unable to start a database transaction.", SELF);
            $stid = barext_dbget($tab, 'code', $bar, 'stock');
            if (!($stid > 0)) {
                return details($_POST, "<li class='err'><b>ERROR</b>: The bar code you selected is not in the system or is not available.</li>");
            }
            $Sl = "SELECT * FROM stock WHERE stkid = '{$stid}' AND div = '" . USER_DIV . "'";
            $Rs = db_exec($Sl);
            $s = pg_fetch_array($Rs);
            # put scanned-in product into invoice db
            $sql = "\r\n\t\t\t\tINSERT INTO hire.hire_invitems (\r\n\t\t\t\t\tinvid, whid, stkid, qty, amt, disc, discp, ss, serno, \r\n\t\t\t\t\tdiv\r\n\t\t\t\t) VALUES (\r\n\t\t\t\t\t'{$invid}', '{$s['whid']}', '{$stid}', '1', '{$s['selamt']}', '{$s['selamt']}', '0', '0', '{$bar}', '{$bar}', \r\n\t\t\t\t\t'" . USER_DIV . "'\r\n\t\t\t\t)";
            $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
            # update stock(alloc + qty)
            $sql = "UPDATE stock SET alloc = (alloc + '1') WHERE stkid = '{$stid}' AND div = '" . USER_DIV . "'";
            $rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
            $Sl = "UPDATE " . $tab . " SET active = 'no' WHERE code = '{$bar}' AND div = '" . USER_DIV . "'";
            $Rs = db_exec($Sl);
            $stid = ext_dbget('stock', 'bar', $bar, 'stkid');
            if (!($stid > 0)) {
                return details($_POST, "<li class='err'><b>ERROR</b>: The bar code you selected is not in the system or is not available.</li>");
            }
            $Sl = "SELECT * FROM stock WHERE stkid = '{$stid}' AND div = '" . USER_DIV . "'";
            $Rs = db_exec($Sl);
            $s = pg_fetch_array($Rs);
            # put scanned-in product into invoice db
            $sql = "INSERT INTO hire.hire_invitems(invid, whid, stkid, qty, amt, disc, discp,ss, div) VALUES('{$invid}', '{$s['whid']}', '{$stid}', '1', '{$s['selamt']}','0','0','{$bar}', '" . USER_DIV . "')";
            $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
            # update stock(alloc + qty)
            $sql = "UPDATE stock SET alloc = (alloc + '1') WHERE stkid = '{$stid}' AND div = '" . USER_DIV . "'";
            $rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
            pglib_transaction("COMMIT") or errDie("Unable to commit a database transaction.", SELF);
        }
    }
    /* --- Start button Listeners --- */
    if (isset($doneBtn)) {
        # check if stock was selected(yes = put done button)
        db_connect();
        $sql = "SELECT stkid FROM hire.hire_invitems WHERE invid = '{$inv['invid']}' AND div = '" . USER_DIV . "'";
        $crslt = db_exec($sql);
        if (pg_numrows($crslt) < 1) {
            $error = "<li class='err'> Error : Invoice number has no items.</li>";
            return details($_POST, $error);
        }
        $TOTAL = sprint($TOTAL - $rounding);
        if ($pcash + $pcheque + $pcc + $pcredit < $TOTAL) {
            return details($_POST, "<li class='err'>The total of all the payments is less than the invoice total</li>");
        }
        $change = sprint(sprint($pcash + $pcheque + $pcc + $pcredit) - sprint($TOTAL));
        $pcash = sprint($pcash - $change);
        if ($pcash < 0) {
            $pcash = 0;
        }
        if (sprint($pcash + $pcheque + $pcc + $pcredit) != sprint($TOTAL)) {
            return details($_POST, "<li class='err'>The total of all the payments is not equal to the invoice total.<br>\r\n\t\t\t(You can only overpay with cash)</li>");
        }
        // make plant available
        $sql = "UPDATE hire.hire_invoices SET done = 'y' WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
        $rslt = db_exec($sql) or errDie("Unable to update invoice status in Cubit.", SELF);
        # print the invoice
        $OUTPUT = "<script>printer('pos-invoice-print.php?invid={$invid}');move('pos-invoice-new.php');</script>";
        require "template.php";
    } elseif (isset($cancel)) {
        // Final Laytout
        $write = "\r\n\t\t\t<table border='0' cellpadding='" . TMPL_tblCellPadding . "' cellspacing='" . TMPL_tblCellSpacing . "'>\r\n\t\t\t\t<tr>\r\n\t\t\t\t\t<th>New Point of Sale Invoice Saved</th>\r\n\t\t\t\t</tr>\r\n\t\t\t\t<tr class='" . bg_class() . "'>\r\n\t\t\t\t\t<td>Invoice for <b>{$client}</b> has been saved.</td>\r\n\t\t\t\t</tr>\r\n\t\t\t</table>\r\n\t\t\t<p>\r\n\t\t\t<table border=0 cellpadding='" . TMPL_tblCellPadding . "' cellspacing='" . TMPL_tblCellSpacing . "'>\r\n\t\t\t\t<tr>\r\n\t\t\t\t\t<th>Quick Links</th>\r\n\t\t\t\t</tr>\r\n\t\t\t\t<tr class='" . bg_class() . "'>\r\n\t\t\t\t\t<td><a href='pos-invoice-new.php'>New Point of Sale Invoice</a></td>\r\n\t\t\t\t</tr>\r\n\t\t\t\t<tr class='" . bg_class() . "'>\r\n\t\t\t\t\t<td><a href='pos-invoice-list.php'>View Point of Sale Invoices</a></td>\r\n\t\t\t\t</tr>\r\n\t\t\t\t<script>document.write(getQuicklinkSpecial());</script>\r\n\t\t\t</table>";
        return $write;
    } else {
        if (isset($wtd)) {
            $_POST['wtd'] = $wtd;
        }
        return details($_POST);
    }
}
function write($_POST)
{
    #get vars
    extract($_POST);
    if (isset($cusnum) && customer_overdue($cusnum)) {
        return details($_POST, "<li class='err'>Customer is overdue, account blocked!</li>");
    }
    $pcredit += 0;
    $pcash += 0;
    $pcheque += 0;
    $pcc += 0;
    $deptid += 0;
    db_conn('cubit');
    if (isset($printsales)) {
        $Sl = "SELECT * FROM settings WHERE constant='PSALES'";
        $Ri = db_exec($Sl) or errDie("Unable to get settings.");
        if (pg_num_rows($Ri) < 1) {
            $Sl = "INSERT INTO settings (constant,value,div) VALUES ('PSALES','Yes','" . USER_DIV . "')";
            $Ri = db_exec($Sl);
        } else {
            $Sl = "UPDATE settings SET value='Yes' WHERE constant='PSALES' AND div='" . USER_DIV . "'";
            $Ri = db_exec($Sl);
        }
    } else {
        $Sl = "UPDATE settings SET value='No' WHERE constant='PSALES' AND div='" . USER_DIV . "'";
        $Ri = db_exec($Sl);
    }
    //$it+=0;
    # validate input
    require_lib("validate");
    $v = new validate();
    if (isset($client)) {
        $v->isOk($client, "string", 0, 20, "Invalid Customer.");
    } else {
        $client = "";
    }
    if (isset($vatnum)) {
        $v->isOk($vatnum, "string", 0, 30, "Invalid VAT Number.");
    } else {
        $vatnum = "";
    }
    $v->isOk($invid, "num", 1, 20, "Invalid Invoice Number.");
    $v->isOk($telno, "string", 0, 20, "Invalid Customer Telephone Number.");
    $v->isOk($cordno, "string", 0, 20, "Invalid Customer Order Number.");
    $v->isOk($comm, "string", 0, 255, "Invalid Comments.");
    $v->isOk($ordno, "string", 0, 20, "Invalid sales order number.");
    $v->isOk($chrgvat, "string", 1, 4, "Invalid charge vat option.");
    $v->isOk($salespn, "string", 1, 255, "Invalid sales person.");
    $v->isOk($pinv_day, "num", 1, 2, "Invalid Invoice Date day.");
    $v->isOk($pinv_month, "num", 1, 2, "Invalid Invoice Date month.");
    $v->isOk($pinv_year, "num", 1, 5, "Invalid Invoice Date year.");
    $odate = $pinv_year . "-" . $pinv_month . "-" . $pinv_day;
    if (!checkdate($pinv_month, $pinv_day, $pinv_year)) {
        $v->isOk($odate, "num", 1, 1, "Invalid Invoice Date.");
    }
    $v->isOk($traddisc, "float", 0, 20, "Invalid Trade Discount.");
    if ($traddisc > 100) {
        $v->isOk($traddisc, "float", 0, 0, "Error : Trade Discount cannot be more than 100 %.");
    }
    $v->isOk($delchrg, "float", 0, 20, "Invalid Delivery Charge.");
    $v->isOk($SUBTOT, "float", 0, 20, "Invalid Delivery Charge.");
    $odate = $pinv_year . "-" . $pinv_month . "-" . $pinv_day;
    if (!checkdate($pinv_month, $pinv_day, $pinv_year)) {
        $v->isOk($odate, "num", 1, 1, "Invalid Invoice Date.");
    }
    # used to generate errors
    $error = "asa@";
    # check if duplicate serial number selected, remove blanks
    if (isset($sernos)) {
        if (!ext_isUnique(ext_remBlnk($sernos))) {
            //$v->isOk ($error, "num", 0, 0, "Error : Serial Numbers must be unique per line item.");
        }
    }
    # check is serial no was selected
    if (isset($stkids)) {
        foreach ($stkids as $keys => $stkid) {
            if (is_numeric($stkid)) {
                $sql = "SELECT units, stkcod FROM cubit.stock WHERE stkid='{$stkid}'";
                $stock_rslt = db_exec($sql) or errDie("Unable to retrieve stock.");
                list($stock_units, $stock_code) = pg_fetch_array($stock_rslt);
                if ($qtys[$keys] > $stock_units) {
                    $v->addError(0, "Not enough stock available for {$stock_code}");
                }
            }
            # check if serial is selected
            if (ext_isSerial("stock", "stkid", $stkid) && !isset($sernos[$keys])) {
                $v->isOk($error, "num", 0, 0, "Error : Missing serial number for product number (2): <b>" . ($keys + 1) . "</b>");
            } elseif (ext_isSerial("stock", "stkid", $stkid) && strlen($sernos[$keys]) <= 0 && strlen($sernos_ss[$keys]) <= 0) {
                $v->isOk($error, "num", 0, 0, "Error : Missing serial number for product number (1): <b>" . ($keys + 1) . "</b>");
            }
        }
    }
    # check quantities
    if (isset($qtys)) {
        foreach ($qtys as $keys => $qty) {
            $discp[$keys] += 0;
            $disc[$keys] += 0;
            $v->isOk($qty, "num", 1, 10, "Invalid Quantity for product number : <b>" . ($keys + 1) . "</b>");
            $v->isOk($disc[$keys], "float", 0, 20, "Invalid Discount for product number : <b>" . ($keys + 1) . "</b>.");
            if ($disc[$keys] > $unitcost[$keys]) {
                $v->isOk($disc[$keys], "float", 0, 0, "Error : Discount for product number : <b>" . ($keys + 1) . "</b> is more than the unitcost.");
            }
            $v->isOk($discp[$keys], "float", 0, 20, "Invalid Discount Percentage for product number : <b>" . ($keys + 1) . "</b>.");
            $v->isOk($unitcost[$keys], "float", 1, 20, "Invalid Unit Price for product number : <b>" . ($keys + 1) . "</b>.");
            if ($qty < 1) {
                $v->isOk($qty, "num", 0, 0, "Error : Item Quantity must be at least one. Product number : <b>" . ($keys + 1) . "</b>");
            }
        }
    }
    # check whids
    if (isset($whids)) {
        foreach ($whids as $keys => $whid) {
            $v->isOk($whid, "num", 1, 10, "Invalid Store number, please enter all details.");
        }
    }
    $cusnum += 0;
    # check stkids
    if (isset($stkids)) {
        foreach ($stkids as $keys => $stkid) {
            $v->isOk($stkid, "num", 1, 10, "Invalid Stock number, please enter all details.");
        }
    }
    # check amt
    if (isset($amt)) {
        foreach ($amt as $keys => $amount) {
            $v->isOk($amount, "float", 1, 20, "Invalid Amount, please enter all details.");
        }
    }
    $des = remval($des);
    # display errors, if any
    $err = "";
    if ($v->isError()) {
        $errors = $v->getErrors();
        foreach ($errors as $e) {
            $err .= "<li class=err>" . $e["msg"];
        }
        return details($_POST, $err);
    }
    if (strlen($client) < 1) {
        $client = "Cash Sale";
    }
    if (strlen($vatnum) < 1) {
        $vatnum = "";
    }
    $_POST['client'] = $client;
    $_POST['vatnum'] = $vatnum;
    $_POST['telno'] = $telno;
    $_POST['cordno'] = $cordno;
    # Get invoice info
    db_connect();
    $sql = "SELECT * FROM pinvoices WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
    $invRslt = db_exec($sql) or errDie("Unable to get invoice information");
    if (pg_numrows($invRslt) < 1) {
        return "<li>- Invoice Not Found</li>";
    }
    $inv = pg_fetch_array($invRslt);
    $inv['traddisc'] = $traddisc;
    $inv['chrgvat'] = $chrgvat;
    # check if invoice has been printed
    if ($inv['printed'] == "y") {
        $error = "<li class='err'> Error : Invoice number <b>{$invid}</b> has already been printed.</li>";
        $error .= "<p><input type='button' onClick='JavaScript:history.back();' value='&laquo; Correct submission'>";
        return $error;
    }
    # get department
    db_conn("exten");
    $sql = "SELECT * FROM departments WHERE deptid = '{$deptid}' AND div = '" . USER_DIV . "'";
    $deptRslt = db_exec($sql);
    if (pg_numrows($deptRslt) < 1) {
        $dept['deptname'] = "<i class='err'>Not Found</i>";
    } else {
        $dept = pg_fetch_array($deptRslt);
    }
    # fix those nasty zeros
    $traddisc += 0;
    $delchrg += 0;
    $vatamount = 0;
    $showvat = TRUE;
    # insert invoice to DB
    db_connect();
    # begin updating
    pglib_transaction("BEGIN") or errDie("Unable to start a database transaction.", SELF);
    /* -- Start remove old items -- */
    # get selected stock in this invoice
    $sql = "SELECT * FROM pinv_items  WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
    $stktRslt = db_exec($sql);
    while ($stkt = pg_fetch_array($stktRslt)) {
        # update stock(alloc + qty)
        $sql = "UPDATE stock SET alloc = (alloc - '{$stkt['qty']}')  WHERE stkid = '{$stkt['stkid']}' AND div = '" . USER_DIV . "'";
        $rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
        if (strlen($stkt['serno']) > 0) {
            ext_unresvSer($stkt['serno'], $stkt['stkid']);
        }
    }
    # remove old items
    $sql = "DELETE FROM pinv_items WHERE invid='{$invid}' AND div = '" . USER_DIV . "'";
    $rslt = db_exec($sql) or errDie("Unable to update invoice items in Cubit.", SELF);
    /* -- End remove old items -- */
    $taxex = 0;
    if (isset($qtys)) {
        foreach ($qtys as $keys => $value) {
            /* set the serial ss field for serials selected from list */
            if ($sernos_ss[$keys] == "*_*_*CUBIT_SERIAL_SELECT_BOX*_*_*") {
                $sernos_ss[$keys] = $sernos[$keys];
            }
            if (isset($remprod) && in_array($keys, $remprod)) {
                if ($sernos[$keys] == $sernos_ss[$keys] && $sernos_ss[$keys] != "") {
                    $chr = substr($sernos[$keys], strlen($sernos[$keys]) - 1, 1);
                    $tab = "ss{$chr}";
                    /* mark barcoded item as unavailable */
                    $sql = "UPDATE " . $tab . " SET active='yes' WHERE code = '{$sernos[$keys]}' AND div = '" . USER_DIV . "'";
                    db_exec($sql);
                }
            } else {
                if (isset($accounts[$keys]) && $accounts[$keys] != 0) {
                    $accounts[$keys] += 0;
                    # Get selamt from selected stock
                    db_conn('core');
                    $Sl = "SELECT * FROM accounts WHERE accid='{$accounts[$keys]}'";
                    $Ri = db_exec($Sl) or errDie("Unable to get account data.");
                    $ad = pg_fetch_array($Ri);
                    $amt[$keys] = $qtys[$keys] * $unitcost[$keys];
                    db_conn('cubit');
                    $Sl = "SELECT * FROM vatcodes WHERE id='{$vatcodes[$keys]}'";
                    $Ri = db_exec($Sl);
                    if (pg_num_rows($Ri) < 1) {
                        return details($_POST, "<li class='err'>Please select the vatcode for all your items.</li>");
                    }
                    $vd = pg_fetch_array($Ri);
                    if ($vd['zero'] == "Yes") {
                        $excluding = "y";
                    } else {
                        $excluding = "";
                    }
                    if (TAX_VAT != $vd['vat_amount'] and $vd['vat_amount'] != "0.00") {
                        $showvat = FALSE;
                    }
                    $vr = vatcalc($amt[$keys], $inv['chrgvat'], $excluding, $inv['traddisc'], $vd['vat_amount']);
                    $vrs = explode("|", $vr);
                    $ivat = $vrs[0];
                    $iamount = $vrs[1];
                    $vatamount += $ivat;
                    # Check Tax Excempt
                    if ($vd['zero'] == "Yes") {
                        $taxex += $amt[$keys];
                        $exvat = "y";
                    } else {
                        $exvat = "n";
                    }
                    //$newvat+=vatcalc($amt[$keys],$chrgvat,$exvat,$traddisc);
                    $vatcodes[$keys] += 0;
                    $accounts[$keys] += 0;
                    $descriptions[$keys] = remval($descriptions[$keys]);
                    $wtd = $whids[$keys];
                    # insert invoice items
                    $sql = "INSERT INTO pinv_items(invid, whid, stkid, qty, unitcost,\n\t\t\t\t\t\t\t\tamt, disc, discp, ss, serno, div,vatcode,description,\n\t\t\t\t\t\t\t\taccount)\n\t\t\t\t\t\t\tVALUES('{$invid}', '{$whids[$keys]}', '{$stkids[$keys]}',\n\t\t\t\t\t\t\t\t'{$qtys[$keys]}', '{$unitcost[$keys]}', '{$amt[$keys]}',\n\t\t\t\t\t\t\t\t'{$disc[$keys]}', '{$discp[$keys]}', '', '','" . USER_DIV . "',\n\t\t\t\t\t\t\t\t'{$vatcodes[$keys]}','{$descriptions[$keys]}',\n\t\t\t\t\t\t\t\t'{$accounts[$keys]}')";
                    $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
                } else {
                    # get selamt from selected stock
                    $sql = "SELECT * FROM stock WHERE stkid = '{$stkids[$keys]}' AND div = '" . USER_DIV . "'";
                    $stkRslt = db_exec($sql);
                    $stk = pg_fetch_array($stkRslt);
                    # Calculate the Discount discount
                    if ($disc[$keys] < 1) {
                        if ($discp[$keys] > 0) {
                            $disc[$keys] = $discp[$keys] / 100 * $unitcost[$keys];
                        }
                    } else {
                        $discp[$keys] = $disc[$keys] * 100 / $unitcost[$keys];
                    }
                    # Calculate amount
                    $amt[$keys] = $qtys[$keys] * ($unitcost[$keys] - $disc[$keys]);
                    $Sl = "SELECT * FROM vatcodes WHERE id='{$vatcodes[$keys]}'";
                    $Ri = db_exec($Sl);
                    if (pg_num_rows($Ri) < 1) {
                        return details($_POST, "<li class=err>Please select the vatcode for all your items.</li>");
                    }
                    $vd = pg_fetch_array($Ri);
                    if ($vd['zero'] == "Yes") {
                        $excluding = "y";
                    } else {
                        $excluding = "";
                    }
                    if (TAX_VAT != $vd['vat_amount'] and $vd['vat_amount'] != "0.00") {
                        $showvat = FALSE;
                    }
                    $vr = vatcalc($amt[$keys], $inv['chrgvat'], $excluding, $inv['traddisc'], $vd['vat_amount']);
                    $vrs = explode("|", $vr);
                    $ivat = $vrs[0];
                    $iamount = $vrs[1];
                    $vatamount += $ivat;
                    # Check Tax Excempt
                    if ($stk['exvat'] == 'yes' || $vd['zero'] == "Yes") {
                        $taxex += $amt[$keys];
                        $exvat = "y";
                    } else {
                        $exvat = "n";
                    }
                    $wtd = $whids[$keys];
                    # insert invoice items
                    $sql = "INSERT INTO pinv_items(invid, whid, stkid, qty,\n\t\t\t\t\t\t\t\tunitcost, amt, disc, discp, ss, serno, div,vatcode)\n\t\t\t\t\t\t\tVALUES('{$invid}', '{$whids[$keys]}', '{$stkids[$keys]}',\n\t\t\t\t\t\t\t\t'{$qtys[$keys]}', '{$unitcost[$keys]}', '{$amt[$keys]}',\n\t\t\t\t\t\t\t\t'{$disc[$keys]}', '{$discp[$keys]}', '{$sernos_ss[$keys]}', '{$sernos[$keys]}',\n\t\t\t\t\t\t\t\t'" . USER_DIV . "','{$vatcodes[$keys]}')";
                    // $sql = "INSERT INTO pinv_items(invid, whid, stkid, qty, unitcost, amt, disc, discp, div) VALUES('$invid', '$whids[$keys]', '$stkids[$keys]', '$qtys[$keys]', '$unitcost[$keys]','$amt[$keys]', '$disc[$keys]', '$discp[$keys]', '".USER_DIV."')";
                    $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
                    if (strlen($sernos[$keys]) > 0) {
                        ext_resvSer($sernos[$keys], $stk['stkid']);
                    }
                    # update stock(alloc + qty)
                    $sql = "UPDATE stock SET alloc = (alloc + '{$qtys[$keys]}') WHERE stkid = '{$stkids[$keys]}' AND div = '" . USER_DIV . "'";
                    $rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
                }
            }
            # everything is set place done button
            $_POST["done"] = " | <input name='doneBtn' type='submit' value='Process'>";
        }
    } else {
        $_POST["done"] = "";
    }
    db_conn('cubit');
    $Sl = "SELECT * FROM vatcodes WHERE id='{$delvat}'";
    $Ri = db_exec($Sl);
    // 		/*if(pg_num_rows($Ri)>0) {
    // 			*/$taxex += $delchrg;
    // 		}
    $vd = pg_fetch_array($Ri);
    if ($vd['zero'] == "Yes") {
        $excluding = "y";
    } else {
        $excluding = "";
    }
    if (TAX_VAT != $vd['vat_amount'] and $vd['vat_amount'] != "0.00") {
        $showvat = FALSE;
    }
    $_POST['showvat'] = $showvat;
    $vr = vatcalc($delchrg, $inv['chrgvat'], $excluding, $inv['traddisc'], $vd['vat_amount']);
    $vrs = explode("|", $vr);
    $ivat = $vrs[0];
    $iamount = $vrs[1];
    $vatamount += $ivat;
    /* --- ----------- Clac --------------------- */
    ##----------------------NEW----------------------
    $sub = 0.0;
    if (isset($amt)) {
        $sub = sprint(array_sum($amt));
    }
    $VATP = TAX_VAT;
    if ($chrgvat == "exc") {
        $taxex = sprint($taxex - $taxex * $traddisc / 100);
        $subtotal = sprint($sub + $delchrg);
        $traddiscmt = sprint($subtotal * $traddisc / 100);
        $subtotal = sprint($subtotal - $traddiscmt);
        // 			$VAT=sprint(($subtotal-$taxex)*$VATP/100);
        $VAT = sprint($vatamount);
        $SUBTOT = $sub;
        $TOTAL = sprint($subtotal + $VAT);
        $delexvat = sprint($delchrg);
    } elseif ($chrgvat == "inc") {
        $ot = $taxex;
        $taxex = sprint($taxex - $taxex * $traddisc / 100);
        $subtotal = sprint($sub + $delchrg);
        $traddiscmt = sprint($subtotal * $traddisc / 100);
        $subtotal = sprint($subtotal - $traddiscmt);
        // 			$VAT=sprint(($subtotal-$taxex)*$VATP/(100+$VATP));
        $VAT = sprint($vatamount);
        $SUBTOT = sprint($sub);
        $TOTAL = sprint($subtotal);
        $delexvat = sprint($delchrg);
        $traddiscmt = sprint($traddiscmt);
    } else {
        $subtotal = sprint($sub + $delchrg);
        $traddiscmt = sprint($subtotal * $traddisc / 100);
        $subtotal = sprint($subtotal - $traddiscmt);
        $VAT = sprint(0);
        $SUBTOT = $sub;
        $TOTAL = $subtotal;
        $delexvat = sprint($delchrg);
    }
    $Sl = "SELECT * FROM posround";
    $Ri = db_exec($Sl);
    $data = pg_fetch_array($Ri);
    if ($data['setting'] == "5cent") {
        if (sprint(floor(sprint($TOTAL / 0.05))) != sprint($TOTAL / 0.05)) {
            $otot = $TOTAL;
            $nTOTAL = sprint(sprint(floor($TOTAL / 0.05)) * 0.05);
            $rounding = $otot - $nTOTAL;
        } else {
            $rounding = 0;
        }
    } else {
        $rounding = 0;
    }
    //print sprint(floor($TOTAL/0.05));
    #get accno if invoice is on credit
    if ($cusnum != "0") {
        $get_acc = "SELECT * FROM customers WHERE cusnum = '{$cusnum}' LIMIT 1";
        $run_acc = db_exec($get_acc) or errDie("Unable to get customer information");
        if (pg_numrows($run_acc) < 1) {
            $accno = "";
        } else {
            $arr = pg_fetch_array($run_acc);
            $cusacc = $arr['accno'];
        }
    } else {
        $cusacc = "";
    }
    //	die($cusnum);
    # insert invoice to DB
    $sql = "UPDATE pinvoices SET pcredit='{$pcredit}',cusnum='{$cusnum}',delvat='{$delvat}',rounding='{$rounding}',pcash='{$pcash}',pcheque='{$pcheque}',\n\t\tpcc='{$pcc}',deptid='{$deptid}',deptname = '{$dept['deptname']}', cusname = '{$client}', cordno = '{$cordno}', ordno = '{$ordno}',chrgvat = '{$chrgvat}',\n\t\tsalespn = '{$salespn}', odate = '{$odate}', traddisc = '{$traddisc}', delchrg = '{$delchrg}', subtot = '{$SUBTOT}', vat = '{$VAT}', total = '{$TOTAL}',\n\t\tbalance = '{$pcredit}', comm = '{$comm}', discount='{$traddiscmt}', delivery='{$delexvat}', vatnum='{$vatnum}', cusacc = '{$cusacc}', telno='{$telno}'\n\t\tWHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
    $rslt = db_exec($sql) or errDie("Unable to update invoice in Cubit.", SELF);
    # remove old data
    $sql = "DELETE FROM pinv_data WHERE invid='{$invid}' AND div = '" . USER_DIV . "'";
    $rslt = db_exec($sql) or errDie("Unable to update invoice data in Cubit.", SELF);
    # put in new data
    $sql = "INSERT INTO pinv_data(invid, dept, customer, div) VALUES('{$invid}', '{$dept['deptname']}', '{$client}', '" . USER_DIV . "')";
    $rslt = db_exec($sql) or errDie("Unable to insert invoice data to Cubit.", SELF);
    # commit updatin
    if (strlen($bar) > 0) {
        /* check if there a stock item with global barcode matching input barcode */
        $sql = "SELECT * FROM stock WHERE bar='{$bar}' AND div = '" . USER_DIV . "'";
        $barRslt = db_exec($sql);
        if (pg_num_rows($barRslt) <= 0) {
            /* fetch last character of barcode */
            $chr = substr($bar, strlen($bar) - 1, 1);
            /* invalid barcode */
            if (!is_numeric($chr)) {
                return details($_POST, "The code you selected is invalid");
            }
            /* which barcode table to scan for stock id */
            $tab = "ss{$chr}";
            $stid = barext_dbget($tab, 'code', $bar, 'stock');
            $stab = "serial{$chr}";
            $sstid = serext_dbget($stab, 'serno', $bar, 'stkid');
            /* non-existing barcode, check for serial number */
            if ($stid <= 0) {
                if ($sstid <= 0) {
                    return details($_POST, "<li class='err'>The serial number/bar code you selected is not in the system or is not available.</li>");
                }
                if (serext_dbnum($stab, 'serno', $bar, 'stkid') > 1) {
                    return details($_POST, "<li class='err'>Duplicate serial numbers found, please scan barcode or select stock item.</li>");
                }
                /* mark barcoded item as unavailable */
                $sql = "UPDATE " . $stab . " SET rsvd='y' WHERE serno='{$bar}'";
                db_exec($sql);
                $serno_bar = "{$bar}";
                $stid = $sstid;
            } else {
                if ($sstid > 0) {
                    return details($_POST, "<li class='err'>A serial and barcode with same value, please scan other value or select product manually.</li>");
                }
                /* mark barcoded item as unavailable */
                $sql = "UPDATE " . $tab . " SET active='no' WHERE code='{$bar}' AND div='" . USER_DIV . "'";
                db_exec($sql);
                $serno_bar = "{$bar}";
            }
            /* fetch stock row for selected item */
            $sql = "SELECT * FROM stock WHERE stkid = '{$stid}' AND div = '" . USER_DIV . "'";
            $barRslt = db_exec($sql);
        } else {
            $serno_bar = "";
        }
        $s = pg_fetch_array($barRslt);
        /* allocate stock item */
        $sql = "UPDATE stock SET alloc = (alloc + '1') WHERE stkid = '{$s['stkid']}' AND div = '" . USER_DIV . "'";
        db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
        $sql = "INSERT INTO pinv_items(invid, whid, stkid, qty, unitcost, amt,\n\t\t\t\t\tdisc, discp, ss, serno, div)\n\t\t\t\tVALUES('{$invid}', '{$s['whid']}', '{$s['stkid']}', '1','{$s['selamt']}',\n\t\t\t\t\t'{$s['selamt']}', '0', '0','{$bar}', '{$serno_bar}', '" . USER_DIV . "')";
        db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
    }
    pglib_transaction("COMMIT") or errDie("Unable to commit a database transaction.", SELF);
    /* --- Start button Listeners --- */
    if (isset($doneBtn)) {
        # check if stock was selected(yes = put done button)
        db_connect();
        $sql = "SELECT stkid FROM pinv_items WHERE invid = '{$inv['invid']}' AND div = '" . USER_DIV . "'";
        $crslt = db_exec($sql);
        if (pg_numrows($crslt) < 1) {
            $error = "<li class='err'> Error : Invoice number has no items.";
            return details($_POST, $error);
        }
        $TOTAL = sprint($TOTAL - $rounding);
        #check for credit limit
        if ($cusnum != "0") {
            #customer is selected ... get info
            $sql = "SELECT * FROM customers WHERE cusnum = '{$cusnum}' AND location != 'int' AND div = '" . USER_DIV . "'";
            $custRslt = db_exec($sql) or errDie("Unable to view customer");
            if (pg_numrows($custRslt) < 1) {
                $cust['balance'] = "0";
                $cust['creditlimit'] = "0";
            } else {
                $cust = pg_fetch_array($custRslt);
            }
            #customer is set check for response
            if ($pcredit + $cust['balance'] > $cust['credlimit']) {
                #limit reached ... check for block
                db_conn("cubit");
                $get_check = "SELECT value FROM set WHERE label = 'CUST_INV_WARN' LIMIT 1";
                $run_check = db_exec($get_check) or errDie("Unable to get credit limit response setting");
                if (pg_numrows($run_check) < 1) {
                    #no setting ? do nothing ....
                } else {
                    $sarr = pg_fetch_array($run_check);
                    if ($sarr['value'] == "block") {
                        #block account ...
                        return details($_POST, "<li class='err'>Warning : Customers Credit limit of <b>" . CUR . " " . sprint($cust["credlimit"]) . "</b> has been exceeded.</li>");
                    }
                }
                # Check permissions
                if (!perm("invoice-limit-override.php")) {
                    return details($_POST, "<li class='err'>Warning : Customers Credit limit of <b>" . CUR . " " . sprint($cust["credlimit"]) . "</b> has been exceeded.</li>");
                }
            }
        }
        if ($pcash + $pcheque + $pcc + $pcredit < $TOTAL) {
            return details($_POST, "<li class='err'>The total of all the payments is less than the invoice total</li>");
        }
        $change = sprint(sprint($pcash + $pcheque + $pcc + $pcredit) - sprint($TOTAL));
        $pcash = sprint($pcash - $change);
        if ($pcash < 0) {
            $pcash = 0;
        }
        if (sprint($pcash + $pcheque + $pcc + $pcredit) != sprint($TOTAL)) {
            return details($_POST, "<li class='err'>The total of all the payments is not equal to the invoice total.<br>\n\t\t\t(You can only overpay with cash)</li>");
        }
        # insert quote to DB
        $sql = "UPDATE pinvoices SET done = 'y' WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
        $rslt = db_exec($sql) or errDie("Unable to update invoice status in Cubit.", SELF);
        # print the invoice
        $OUTPUT = "\n\t\t\t\t\t<script>printer2('pos-invoice-print.php?invid={$invid}');</script>\n\t\t\t\t\t<input type='button' value='Create New POS Invoice' onClick=\"move('pos-invoice-new-no-neg.php');\">";
        require "template.php";
    } elseif (isset($saveBtn)) {
        // Final Laytout
        $write = "\n\t\t<table " . TMPL_tblDflts . ">\n\t\t\t<tr>\n\t\t\t\t<th>New Point of Sale Invoice Saved</th>\n\t\t\t</tr>\n\t\t\t<tr class='" . bg_class() . "'>\n\t\t\t\t<td>Invoice for <b>{$client}</b> has been saved.</td>\n\t\t\t</tr>\n\t\t</table>\n\t\t<p>\n\t\t<table " . TMPL_tblDflts . ">\n\t\t\t<tr>\n\t\t\t\t<th>Quick Links</th>\n\t\t\t</tr>\n\t\t\t<tr class='" . bg_class() . "'>\n\t\t\t\t<td><a href='pos-invoice-new-no-neg.php'>New Point of Sale Invoice</a></td>\n\t\t\t</tr>\n\t\t\t<tr class='" . bg_class() . "'>\n\t\t\t\t<td><a href='pos-invoice-list.php'>View Point of Sale Invoices</a></td>\n\t\t\t</tr>\n\t\t\t<script>document.write(getQuicklinkSpecial());</script>\n\t\t</table>";
        return $write;
    } elseif (isset($cancel)) {
        // Final Laytout
        $write = "\n\t\t<table " . TMPL_tblDflts . ">\n\t\t\t<tr>\n\t\t\t\t<th>New Point of Sale Invoice Saved</th>\n\t\t\t</tr>\n\t\t\t<tr class='" . bg_class() . "'>\n\t\t\t\t<td>Invoice for <b>{$client}</b> has been saved.</td>\n\t\t\t</tr>\n\t\t</table>\n\t\t<p>\n\t\t<table " . TMPL_tblDflts . ">\n\t\t\t<tr>\n\t\t\t\t<th>Quick Links</th>\n\t\t\t</tr>\n\t\t\t<tr class='" . bg_class() . "'>\n\t\t\t\t<td><a href='pos-invoice-new-no-neg.php'>New Point of Sale Invoice</a></td>\n\t\t\t</tr>\n\t\t\t<tr class='" . bg_class() . "'>\n\t\t\t\t<td><a href='pos-invoice-list.php'>View Point of Sale Invoices</a></td>\n\t\t\t</tr>\n\t\t\t<script>document.write(getQuicklinkSpecial());</script>\n\t\t</table>";
        return $write;
    } else {
        if (isset($wtd)) {
            $_POST['wtd'] = $wtd;
        }
        return details($_POST);
    }
    /* --- End button Listeners --- */
}
function write($_POST)
{
    # Get vars
    foreach ($_POST as $key => $value) {
        ${$key} = $value;
    }
    # validate input
    require_lib("validate");
    $v = new validate();
    $v->isOk($cusnum, "num", 1, 20, "Invalid Customer, Please select a customer.");
    $v->isOk($invid, "num", 1, 20, "Invalid Invoice Number.");
    $v->isOk($cordno, "string", 0, 20, "Invalid Customer Order Number.");
    if (!isset($ria)) {
        $ria = "";
    }
    $v->isOk($ria, "string", 0, 20, "Invalid stock code(fist letters).");
    $v->isOk($comm, "string", 0, 255, "Invalid Comments.");
    $v->isOk($docref, "num", 0, 20, "Invalid Document Reference No.");
    $v->isOk($ordno, "num", 0, 20, "Invalid sales order number.");
    $v->isOk($chrgvat, "string", 1, 4, "Invalid charge vat option.");
    $v->isOk($terms, "num", 1, 20, "Invalid terms.");
    $v->isOk($salespn, "string", 1, 255, "Invalid sales person.");
    $v->isOk($oday, "num", 1, 2, "Invalid Invoice Date day.");
    $v->isOk($omon, "num", 1, 2, "Invalid Invoice Date month.");
    $v->isOk($oyear, "num", 1, 5, "Invalid Invoice Date year.");
    $odate = $oyear . "-" . $omon . "-" . $oday;
    if (!checkdate($omon, $oday, $oyear)) {
        $v->isOk($odate, "num", 1, 1, "Invalid Invoice Date.");
    }
    $v->isOk($traddisc, "float", 0, 20, "Invalid Trade Discount.");
    if ($traddisc > 100) {
        $v->isOk($traddisc, "float", 0, 0, "Error : Trade Discount cannot be more than 100 %.");
    }
    $v->isOk($delchrg, "float", 0, 20, "Invalid Delivery Charge.");
    $v->isOk($SUBTOT, "float", 0, 20, "Invalid Delivery Charge.");
    # used to generate errors
    $error = "asa@";
    # check if duplicate serial number selected, remove blanks
    if (isset($sernos)) {
        if (!ext_isUnique(ext_remBlnk($sernos))) {
            $v->isOk($error, "num", 0, 0, "Error : Serial Numbers must be unique per line item.");
        }
    }
    # check is serai no was selected
    if (isset($stkids)) {
        foreach ($stkids as $keys => $stkid) {
            # check if serial is selected
            if (ext_isSerial("stock", "stkid", $stkid) && !isset($sernos[$keys])) {
                $v->isOk($error, "num", 0, 0, "Error : Missing serial number for product number : <b>" . ($keys + 1) . "</b>");
            } elseif (ext_isSerial("stock", "stkid", $stkid) && !(strlen($sernos[$keys]) > 0)) {
                $v->isOk($error, "num", 0, 0, "Error : Missing serial number for product number : <b>" . ($keys + 1) . "</b>");
            }
        }
    }
    # check quantities
    if (isset($qtys)) {
        foreach ($qtys as $keys => $qty) {
            $discp[$keys] += 0;
            $disc[$keys] += 0;
            $v->isOk($qty, "num", 1, 10, "Invalid Quantity for product number : <b>" . ($keys + 1) . "</b>");
            $v->isOk($disc[$keys], "float", 0, 20, "Invalid Discount for product number : <b>" . ($keys + 1) . "</b>.");
            if ($disc[$keys] > $unitcost[$keys]) {
                $v->isOk($disc[$keys], "float", 0, 0, "Error : Discount for product number : <b>" . ($keys + 1) . "</b> is more than the unitcost.");
            }
            $v->isOk($discp[$keys], "float", 0, 20, "Invalid Discount Percentage for product number : <b>" . ($keys + 1) . "</b>.");
            if ($discp[$keys] > 100) {
                $v->isOk($discp[$keys], "float", 0, 0, "Error : Discount for product number : <b>" . ($keys + 1) . "</b> is more than 100 %.");
            }
            $v->isOk($unitcost[$keys], "float", 1, 20, "Invalid Unit Price for product number : <b>" . ($keys + 1) . "</b>.");
            if ($qty < 1) {
                $v->isOk($qty, "num", 0, 0, "Error : Item Quantity must be at least one. Product number : <b>" . ($keys + 1) . "</b>");
            }
        }
    }
    # check whids
    if (isset($whids)) {
        foreach ($whids as $keys => $whid) {
            $v->isOk($whid, "num", 1, 10, "Invalid Store number, please enter all details.");
        }
    }
    # check stkids
    if (isset($stkids)) {
        foreach ($stkids as $keys => $stkid) {
            $v->isOk($stkid, "num", 1, 10, "Invalid Stock number, please enter all details.");
        }
    }
    # check amt
    if (isset($amt)) {
        foreach ($amt as $keys => $amount) {
            $v->isOk($amount, "float", 1, 20, "Invalid Amount, please enter all details.");
        }
    }
    # display errors, if any
    $err = "";
    if ($v->isError()) {
        $errors = $v->getErrors();
        foreach ($errors as $e) {
            $err .= "<li class=err>" . $e["msg"];
        }
        return details($_POST, $err);
    }
    # Get invoice info
    db_connect();
    $sql = "SELECT * FROM invoices WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
    $invRslt = db_exec($sql) or errDie("Unable to get invoice information");
    if (pg_numrows($invRslt) < 1) {
        return "<li>- Invoice Not Found</li>";
    }
    $inv = pg_fetch_array($invRslt);
    # check if invoice has been printed
    if ($inv['printed'] == "y") {
        $error = "<li class=err> Error : Invoice number <b>{$invid}</b> has already been printed.";
        $error .= "<p><input type=button onClick='JavaScript:history.back();' value='&laquo; Correct submission'>";
        return $error;
    }
    # Get selected customer info
    db_connect();
    $sql = "SELECT * FROM customers WHERE cusnum = '{$cusnum}' AND div = '" . USER_DIV . "'";
    $custRslt = db_exec($sql) or errDie("Unable to get customer information");
    if (pg_numrows($custRslt) < 1) {
        $sql = "SELECT * FROM inv_data WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
        $custRslt = db_exec($sql) or errDie("Unable to get customer information data");
        $cust = pg_fetch_array($custRslt);
        $cust['cusname'] = $cust['customer'];
        $cust['surname'] = "";
        $cust['addr1'] = "";
    } else {
        $cust = pg_fetch_array($custRslt);
        # If customer was just selected, get the following
        if ($inv['cusnum'] == 0) {
            $traddisc = $cust['traddisc'];
            $terms = $cust['credterm'];
        }
    }
    # get department
    db_conn("exten");
    $sql = "SELECT * FROM departments WHERE deptid = '{$inv['deptid']}' AND div = '" . USER_DIV . "'";
    $deptRslt = db_exec($sql);
    if (pg_numrows($deptRslt) < 1) {
        $dept['deptname'] = "<i class=err>Not Found</i>";
    } else {
        $dept = pg_fetch_array($deptRslt);
    }
    # fix those nasty zeros
    $traddisc += 0;
    $delchrg += 0;
    # insert invoice to DB
    db_connect();
    # begin updating
    pglib_transaction("BEGIN") or errDie("Unable to start a database transaction.", SELF);
    /* -- Start remove old items -- */
    # get selected stock in this invoice
    $sql = "SELECT * FROM inv_items  WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
    $stktRslt = db_exec($sql);
    while ($stkt = pg_fetch_array($stktRslt)) {
        # update stock(alloc + qty)
        $sql = "UPDATE stock SET alloc = (alloc - '{$stkt['qty']}')  WHERE stkid = '{$stkt['stkid']}' AND div = '" . USER_DIV . "'";
        $rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
        if (strlen($stkt['serno']) > 0) {
            ext_unresvSer($stkt['serno'], $stkt['stkid']);
        }
    }
    # remove old items
    $sql = "DELETE FROM inv_items WHERE invid='{$invid}' AND div = '" . USER_DIV . "'";
    $rslt = db_exec($sql) or errDie("Unable to update invoice items in Cubit.", SELF);
    /* -- End remove old items -- */
    $taxex = 0;
    if (isset($qtys)) {
        foreach ($qtys as $keys => $value) {
            if (isset($remprod)) {
                if (in_array($keys, $remprod)) {
                    # skip product (wonder if $keys still align)
                    $amt[$keys] = 0;
                    continue;
                } else {
                    # get selamt from selected stock
                    $sql = "SELECT * FROM stock WHERE stkid = '{$stkids[$keys]}' AND div = '" . USER_DIV . "'";
                    $stkRslt = db_exec($sql);
                    $stk = pg_fetch_array($stkRslt);
                    # Calculate the Discount discount
                    if ($disc[$keys] < 1) {
                        if ($discp[$keys] > 0) {
                            $disc[$keys] = $discp[$keys] / 100 * $unitcost[$keys];
                        }
                    } else {
                        $discp[$keys] = $disc[$keys] * 100 / $unitcost[$keys];
                    }
                    # Calculate amount
                    # $amt[$keys] = (($qtys[$keys] * $unitcost[$keys]) - $disc[$keys]);
                    $amt[$keys] = $qtys[$keys] * ($unitcost[$keys] - $disc[$keys]);
                    # Check Tax Excempt
                    if ($stk['exvat'] == 'yes') {
                        $taxex += $amt[$keys];
                    }
                    $wtd = $whids[$keys];
                    # insert invoice items
                    $sql = "INSERT INTO inv_items(invid, whid, stkid, qty, unitcost, amt, disc, discp, serno, div) VALUES('{$invid}', '{$whids[$keys]}', '{$stkids[$keys]}', '{$qtys[$keys]}', '{$unitcost[$keys]}', '{$amt[$keys]}', '{$disc[$keys]}', '{$discp[$keys]}', '{$sernos[$keys]}','" . USER_DIV . "')";
                    $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
                    if (strlen($stkt['serno']) > 0) {
                        ext_resvSer($stkt['serno'], $stk['stkid']);
                    }
                    # update stock(alloc + qty)
                    $sql = "UPDATE stock SET alloc = (alloc + '{$qtys[$keys]}') WHERE stkid = '{$stkids[$keys]}' AND div = '" . USER_DIV . "'";
                    $rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
                }
            } else {
                # Get selamt from selected stock
                $sql = "SELECT * FROM stock WHERE stkid = '{$stkids[$keys]}' AND div = '" . USER_DIV . "'";
                $stkRslt = db_exec($sql);
                $stk = pg_fetch_array($stkRslt);
                # Calculate the Discount discount
                if ($disc[$keys] < 1) {
                    if ($discp[$keys] > 0) {
                        $disc[$keys] = $discp[$keys] / 100 * $unitcost[$keys];
                    }
                } else {
                    $discp[$keys] = $disc[$keys] * 100 / $unitcost[$keys];
                }
                # Calculate amount
                $amt[$keys] = $qtys[$keys] * ($unitcost[$keys] - $disc[$keys]);
                # Check Tax Excempt
                if ($stk['exvat'] == 'yes') {
                    $taxex += $amt[$keys];
                }
                $wtd = $whids[$keys];
                # insert invoice items
                $sql = "INSERT INTO inv_items(invid, whid, stkid, qty, unitcost, amt, disc, discp, serno, div) VALUES('{$invid}', '{$whids[$keys]}', '{$stkids[$keys]}', '{$qtys[$keys]}', '{$unitcost[$keys]}', '{$amt[$keys]}', '{$disc[$keys]}', '{$discp[$keys]}', '{$sernos[$keys]}','" . USER_DIV . "')";
                $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
                if (strlen($sernos[$keys]) > 0) {
                    ext_resvSer($sernos[$keys], $stk['stkid']);
                }
                # update stock(alloc + qty)
                $sql = "UPDATE stock SET alloc = (alloc + '{$qtys[$keys]}') WHERE stkid = '{$stkids[$keys]}' AND div = '" . USER_DIV . "'";
                $rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
            }
            # everything is set place done button
            $_POST["done"] = " | <input name=doneBtn type=submit value='Print'>";
        }
    } else {
        $_POST["done"] = "";
    }
    /* --- ----------- Clac --------------------- */
    # calculate subtot
    $SUBTOT = 0.0;
    if (isset($amt)) {
        $SUBTOT = array_sum($amt);
    }
    $SUBTOT -= $taxex;
    # duplicate
    $SUBTOTAL = $SUBTOT;
    $VATP = TAX_VAT;
    if ($chrgvat == "exc") {
        $SUBTOTAL = $SUBTOTAL;
        $delexvat = $delchrg;
    } elseif ($chrgvat == "inc") {
        $SUBTOTAL = sprint($SUBTOTAL * 100 / (100 + $VATP));
        $delexvat = sprint($delchrg * 100 / ($VATP + 100));
    } else {
        $SUBTOTAL = $SUBTOTAL;
        $delexvat = $delchrg;
    }
    $SUBTOT = $SUBTOTAL;
    $EXVATTOT = $SUBTOT;
    $EXVATTOT += $delexvat;
    # Minus trade discount from taxex
    if ($traddisc > 0) {
        $traddiscmtt = $traddisc / 100 * $taxex;
    } else {
        $traddiscmtt = 0;
    }
    $taxex -= $traddiscmtt;
    if ($traddisc > 0) {
        $traddiscmt = $EXVATTOT * ($traddisc / 100);
    } else {
        $traddiscmt = 0;
    }
    $EXVATTOT -= $traddiscmt;
    // $EXVATTOT -= $taxex;
    $traddiscmt = sprint($traddiscmt + $traddiscmtt);
    if ($chrgvat != "nov") {
        $VAT = sprint($EXVATTOT * ($VATP / 100));
    } else {
        $VAT = 0;
    }
    $TOTAL = sprint($EXVATTOT + $VAT + $taxex);
    $SUBTOT += $taxex;
    /* --- ----------- Clac --------------------- */
    # insert invoice to DB
    $sql = "UPDATE invoices SET cusnum = '{$cusnum}', deptname = '{$dept['deptname']}', cusacc = '{$cust['accno']}', cusname = '{$cust['cusname']}', surname = '{$cust['surname']}', cusaddr = '{$cust['addr1']}', cusvatno = '{$cust['vatnum']}', cordno = '{$cordno}', ordno = '{$ordno}', docref = '{$docref}',\n\t\tchrgvat = '{$chrgvat}', terms = '{$terms}', salespn = '{$salespn}', odate = '{$odate}', traddisc = '{$traddisc}', delchrg = '{$delchrg}', subtot = '{$SUBTOT}', vat = '{$VAT}', total = '{$TOTAL}', balance = '{$TOTAL}', comm = '{$comm}', serd = 'y', discount='{$traddiscmt}', delivery='{$delexvat}' WHERE invid = '{$invid}'";
    $rslt = db_exec($sql) or errDie("Unable to update invoice in Cubit.", SELF);
    # remove old data
    $sql = "DELETE FROM inv_data WHERE invid='{$invid}'  AND div = '" . USER_DIV . "'";
    $rslt = db_exec($sql) or errDie("Unable to update invoice data in Cubit.", SELF);
    # pu in new data
    $sql = "INSERT INTO inv_data(invid, dept, customer, addr1, div) VALUES('{$invid}', '{$dept['deptname']}', '{$cust['cusname']} {$cust['surname']}', '{$cust['addr1']}', '" . USER_DIV . "')";
    $rslt = db_exec($sql) or errDie("Unable to insert invoice data to Cubit.", SELF);
    # commit updating
    pglib_transaction("COMMIT") or errDie("Unable to commit a database transaction.", SELF);
    if (strlen($bar) > 0) {
        $Sl = "SELECT * FROM possets WHERE div = '" . USER_DIV . "'";
        $Rs = db_exec($Sl) or errDie("Unable to add supplier to the system.", SELF);
        if (pg_numrows($Rs) < 1) {
            return details($_POST, "Please go set the point of sale settings under the stock settings");
        }
        $Dets = pg_fetch_array($Rs);
        if ($Dets['opt'] == "No") {
            switch (substr($bar, strlen($bar) - 1, 1)) {
                case "0":
                    $tab = "ss0";
                    break;
                case "1":
                    $tab = "ss1";
                    break;
                case "2":
                    $tab = "ss2";
                    break;
                case "3":
                    $tab = "ss3";
                    break;
                case "4":
                    $tab = "ss4";
                    break;
                case "5":
                    $tab = "ss5";
                    break;
                case "6":
                    $tab = "ss6";
                    break;
                case "7":
                    $tab = "ss7";
                    break;
                case "8":
                    $tab = "ss8";
                    break;
                case "9":
                    $tab = "ss9";
                    break;
                default:
                    return details($_POST, "The code you selected is invalid");
            }
            db_conn('cubit');
            pglib_transaction("BEGIN") or errDie("Unable to start a database transaction.", SELF);
            $stid = barext_dbget($tab, 'code', $bar, 'stock');
            if (!($stid > 0)) {
                return details($_POST, "The bar code you selected is not in the system or is not available.");
            }
            $Sl = "SELECT * FROM stock WHERE stkid = '{$stid}' AND div = '" . USER_DIV . "'";
            $Rs = db_exec($Sl);
            $s = pg_fetch_array($Rs);
            # put scanned-in product into invoice db
            $sql = "INSERT INTO inv_items(invid, whid, stkid, qty, unitcost, amt, disc, discp,ss, div) VALUES('{$invid}', '{$s['whid']}', '{$stid}', '1','{$s['selamt']}','{$s['selamt']}','0','0','{$bar}', '" . USER_DIV . "')";
            $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
            # update stock(alloc + qty)
            $sql = "UPDATE stock SET alloc = (alloc + '1') WHERE stkid = '{$stid}' AND div = '" . USER_DIV . "'";
            $rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
            $Sl = "DELETE FROM " . $tab . " WHERE code = '{$bar}' AND div = '" . USER_DIV . "'";
            $Rs = db_exec($Sl);
            pglib_transaction("COMMIT") or errDie("Unable to commit a database transaction.", SELF);
        } else {
            db_conn('cubit');
            pglib_transaction("BEGIN") or errDie("Unable to start a database transaction.", SELF);
            $stid = ext_dbget('stock', 'bar', $bar, 'stkid');
            if (!($stid > 0)) {
                return details($_POST, "The bar code you selected is not in the system or is not available.");
            }
            $Sl = "SELECT * FROM stock WHERE stkid = '{$stid}' AND div = '" . USER_DIV . "'";
            $Rs = db_exec($Sl);
            $s = pg_fetch_array($Rs);
            # put scanned-in product into invoice db
            $sql = "INSERT INTO inv_items(invid, whid, stkid, qty, unitcost, amt, disc, discp,ss, div) VALUES('{$invid}', '{$s['whid']}', '{$stid}', '1','{$s['selamt']}','{$s['selamt']}','0','0','{$bar}', '" . USER_DIV . "')";
            $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
            # update stock(alloc + qty)
            $sql = "UPDATE stock SET alloc = (alloc + '1') WHERE stkid = '{$stid}' AND div = '" . USER_DIV . "'";
            $rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
            pglib_transaction("COMMIT") or errDie("Unable to commit a database transaction.", SELF);
        }
    }
    /* --- Start button Listeners --- */
    if (isset($doneBtn)) {
        # Check if stock was selected(yes = put done button)
        db_connect();
        $sql = "SELECT stkid FROM inv_items WHERE invid = '{$inv['invid']}' AND div = '" . USER_DIV . "'";
        $crslt = db_exec($sql);
        if (pg_numrows($crslt) < 1) {
            $error = "<li class=err> Error : Invoice number has no items.";
            return details($_POST, $error);
        }
        # Insert quote to DB
        $sql = "UPDATE invoices SET done = 'y' WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
        $rslt = db_exec($sql) or errDie("Unable to update invoice status in Cubit.", SELF);
        # Print the invoice
        $OUTPUT = "<script>printer('invoice-print.php?invid={$invid}');move('main.php');</script>";
        require "template.php";
    } elseif (isset($saveBtn)) {
        // Final Laytout
        $write = "\n\t\t<table border=0 cellpadding='" . TMPL_tblCellPadding . "' cellspacing='" . TMPL_tblCellSpacing . "'>\n\t\t\t<tr><th>New Invoice Saved</th></tr>\n\t\t\t<tr class='bg-even'><td>Invoice for customer <b>{$cust['cusname']} {$cust['surname']}</b> has been saved.</td></tr>\n\t\t</table>\n\t\t<p>\n\t\t<table border=0 cellpadding='" . TMPL_tblCellPadding . "' cellspacing='" . TMPL_tblCellSpacing . "'>\n\t\t\t<tr><th>Quick Links</th></tr>\n\t\t\t<tr class='bg-odd'><td><a href='invoice-view.php'>View Invoices</a></td></tr>\n\t\t\t<script>document.write(getQuicklinkSpecial());</script>\n\t\t\t<tr class='bg-odd'><td><a href='main.php'>Main Menu</a></td></tr>\n\t\t</table>";
        return $write;
    } else {
        if (isset($wtd)) {
            $_POST['wtd'] = $wtd;
        }
        if (strlen($ria) > 0) {
            $_POST['ria'] = $ria;
        }
        return details($_POST);
    }
    /* --- End button Listeners --- */
}
function write($_POST)
{
    # Get vars
    extract($_POST);
    # validate input
    require_lib("validate");
    $v = new validate();
    $v->isOk($cusnum, "num", 1, 20, "Invalid Customer, Please select a customer.");
    $v->isOk($invid, "num", 1, 20, "Invalid Invoice Number.");
    $v->isOk($cordno, "string", 0, 20, "Invalid Customer Order Number.");
    if (!isset($ria)) {
        $ria = "";
    }
    $v->isOk($ria, "string", 0, 20, "Invalid stock code(fist letters).");
    $v->isOk($comm, "string", 0, 255, "Invalid Comments.");
    $v->isOk($docref, "string", 0, 20, "Invalid Document Reference No.");
    $v->isOk($ordno, "num", 0, 20, "Invalid sales order number.");
    $v->isOk($chrgvat, "string", 1, 4, "Invalid charge vat option.");
    $v->isOk($terms, "num", 1, 20, "Invalid terms.");
    $v->isOk($salespn, "string", 1, 255, "Invalid sales person.");
    $v->isOk($o_day, "num", 1, 2, "Invalid Invoice Date day.");
    $v->isOk($o_month, "num", 1, 2, "Invalid Invoice Date month.");
    $v->isOk($o_year, "num", 1, 5, "Invalid Invoice Date year.");
    $odate = $o_year . "-" . $o_month . "-" . $o_day;
    if (!checkdate($o_month, $o_day, $o_year)) {
        $v->isOk($odate, "num", 1, 1, "Invalid Invoice Date.");
    }
    $v->isOk($traddisc, "float", 0, 20, "Invalid Trade Discount.");
    if ($traddisc > 100) {
        $v->isOk($traddisc, "float", 0, 0, "Error : Trade Discount cannot be more than 100 %.");
    }
    $v->isOk($delchrg, "float", 0, 20, "Invalid Delivery Charge.");
    $v->isOk($SUBTOT, "float", 0, 20, "Invalid Delivery Charge.");
    # used to generate errors
    $error = "asa@";
    # check if duplicate serial number selected, remove blanks
    if (isset($sernos)) {
        if (!ext_isUnique(ext_remBlnk($sernos))) {
            $v->isOk($error, "num", 0, 0, "Error : Serial Numbers must be unique per line item.");
        }
    }
    # check is serai no was selected
    if (isset($stkids)) {
        foreach ($stkids as $keys => $stkid) {
            # check if serial is selected
            if (ext_isSerial("stock", "stkid", $stkid) && !isset($sernos[$keys])) {
                $v->isOk($error, "num", 0, 0, "Error : Missing serial number for product number : <b>" . ($keys + 1) . "</b>");
            } elseif (ext_isSerial("stock", "stkid", $stkid) && !(strlen($sernos[$keys]) > 0)) {
                $v->isOk($error, "num", 0, 0, "Error : Missing serial number for product number : <b>" . ($keys + 1) . "</b>");
            }
        }
    }
    # check quantities
    if (isset($qtys)) {
        foreach ($qtys as $keys => $qty) {
            $discp[$keys] += 0;
            $disc[$keys] += 0;
            $v->isOk($qty, "float", 1, 15, "Invalid Quantity for product number : <b>" . ($keys + 1) . "</b>");
            $v->isOk($disc[$keys], "float", 0, 20, "Invalid Discount for product number : <b>" . ($keys + 1) . "</b>.");
            if ($disc[$keys] > $unitcost[$keys]) {
                $v->isOk($disc[$keys], "float", 0, 0, "Error : Discount for product number : <b>" . ($keys + 1) . "</b> is more than the unitcost.");
            }
            $v->isOk($discp[$keys], "float", 0, 20, "Invalid Discount Percentage for product number : <b>" . ($keys + 1) . "</b>.");
            if ($discp[$keys] > 100) {
                $v->isOk($discp[$keys], "float", 0, 0, "Error : Discount for product number : <b>" . ($keys + 1) . "</b> is more than 100 %.");
            }
            $unitcost[$keys] += 0;
            $cunitcost[$keys] += 0;
            $v->isOk($unitcost[$keys], "float", 1, 20, "Invalid Unit Price for product number : <b>" . ($keys + 1) . "</b>.");
            $v->isOk($cunitcost[$keys], "float", 1, 20, "Invalid Unit Price for product number : <b>" . ($keys + 1) . "</b>.");
            if ($qty < 1) {
                $v->isOk($qty, "num", 0, 0, "Error : Item Quantity must be at least one. Product number : <b>" . ($keys + 1) . "</b>");
            }
        }
    }
    # check whids
    if (isset($whids)) {
        foreach ($whids as $keys => $whid) {
            $v->isOk($whid, "num", 1, 10, "Invalid Store number, please enter all details.");
        }
    }
    # check stkids
    if (isset($stkids)) {
        foreach ($stkids as $keys => $stkid) {
            $v->isOk($stkid, "num", 1, 10, "Invalid Stock number, please enter all details.");
        }
    }
    # check amt
    if (isset($amt)) {
        foreach ($amt as $keys => $amount) {
            $v->isOk($amount, "float", 1, 20, "Invalid  Amount, please enter all details.");
        }
    }
    # display errors, if any
    $err = "";
    if ($v->isError()) {
        $errors = $v->getErrors();
        foreach ($errors as $e) {
            $err .= "<li class='err'>" . $e["msg"] . "</li>";
        }
        return details($_POST, $err);
    }
    # Get invoice info
    db_connect();
    $sql = "SELECT * FROM invoices WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
    $invRslt = db_exec($sql) or errDie("Unable to get invoice information");
    if (pg_numrows($invRslt) < 1) {
        return "<li>- Invoice Not Found</li>";
    }
    $inv = pg_fetch_array($invRslt);
    $inv['traddisc'] = $traddisc;
    $inv['chrgvat'] = $chrgvat;
    # check if invoice has been printed
    if ($inv['printed'] == "y") {
        $error = "<li class='err'> Error : Invoice number <b>{$invid}</b> has already been printed.</li>";
        $error .= "<p><input type='button' onClick='JavaScript:history.back();' value='&laquo; Correct submission'>";
        return $error;
    }
    db_connect();
    if (isset($printdel)) {
        $Sl = "SELECT * FROM settings WHERE constant='Delivery Note'";
        $Ri = db_exec($Sl) or errDie("Unable to get settings.");
        if (pg_num_rows($Ri) < 1) {
            $Sl = "INSERT INTO settings (constant,value,div) VALUES ('Delivery Note','Yes','" . USER_DIV . "')";
            $Ri = db_exec($Sl);
        } else {
            $Sl = "UPDATE settings SET value='Yes' WHERE constant='Delivery Note' AND div='" . USER_DIV . "'";
            $Ri = db_exec($Sl);
        }
    } else {
        $Sl = "UPDATE settings SET value='No' WHERE constant='Delivery Note' AND div='" . USER_DIV . "'";
        $Ri = db_exec($Sl);
    }
    # Get selected customer info
    db_connect();
    $sql = "SELECT * FROM customers WHERE cusnum = '{$cusnum}' AND div = '" . USER_DIV . "'";
    $custRslt = db_exec($sql) or errDie("Unable to get customer information");
    if (pg_numrows($custRslt) < 1) {
        $sql = "SELECT * FROM inv_data WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
        $custRslt = db_exec($sql) or errDie("Unable to get customer information data");
        $cust = pg_fetch_array($custRslt);
        $cust['cusname'] = $cust['customer'];
        $cust['surname'] = "";
        $cust['addr1'] = "";
        # currency
        $currs = getSymbol($inv['fcid']);
    } else {
        $cust = pg_fetch_array($custRslt);
        # If customer was just selected/changed, get the following
        if ($inv['cusnum'] != $cusnum) {
            $traddisc = $cust['traddisc'];
            $terms = $cust['credterm'];
            $xrate = getRate($cust['fcid']);
        }
        # currency
        $currs = getSymbol($cust['fcid']);
    }
    # get department
    db_conn("exten");
    $sql = "SELECT * FROM departments WHERE deptid = '{$inv['deptid']}' AND div = '" . USER_DIV . "'";
    $deptRslt = db_exec($sql);
    if (pg_numrows($deptRslt) < 1) {
        $dept['deptname'] = "<i class=err>Not Found</i>";
    } else {
        $dept = pg_fetch_array($deptRslt);
    }
    # fix those nasty zeros
    $xrate += 0;
    if ($xrate == 0) {
        $xrate = 1;
    }
    $traddisc += 0;
    $delchrg += 0;
    $vatamount = 0;
    $showvat = TRUE;
    # insert invoice to DB
    db_connect();
    # begin updating
    pglib_transaction("BEGIN") or errDie("Unable to start a database transaction.", SELF);
    /* -- Start remove old items -- */
    # get selected stock in this invoice
    $sql = "SELECT * FROM inv_items  WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
    $stktRslt = db_exec($sql);
    while ($stkt = pg_fetch_array($stktRslt)) {
        # update stock(alloc + qty)
        $sql = "UPDATE stock SET alloc = (alloc - '{$stkt['qty']}')  WHERE stkid = '{$stkt['stkid']}' AND div = '" . USER_DIV . "'";
        $rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
        if (strlen($stkt['serno']) > 0) {
            ext_unresvSer($stkt['serno'], $stkt['stkid']);
        }
    }
    # remove old items
    $sql = "DELETE FROM inv_items WHERE invid='{$invid}' AND div = '" . USER_DIV . "'";
    $rslt = db_exec($sql) or errDie("Unable to update invoice items in Cubit.", SELF);
    /* -- End remove old items -- */
    $taxex = 0;
    if (isset($qtys)) {
        foreach ($qtys as $keys => $value) {
            if (isset($remprod) && in_array($keys, $remprod)) {
                // 				if(isset($remprod)){
                // 					if(in_array($keys, $remprod)){
                // 						# skip product (wonder if $keys still align)
                // 						$amt[$keys] = 0;
                // 						continue;
                // 					}else{
                // 						# get selamt from selected stock
                // 						$sql = "SELECT * FROM stock WHERE stkid = '$stkids[$keys]' AND div = '".USER_DIV."'";
                // 						$stkRslt = db_exec($sql);
                // 						$stk = pg_fetch_array($stkRslt);
                //
                // 						$t=$cunitcost[$keys];
                //
                // 						# Calculate the unitcost
                // 						if($cunitcost[$keys] > 0 && $unitcost[$keys] == 0){
                // 							$unitcost[$keys] = ($cunitcost[$keys] * $xrate);
                // 						}else{
                // 							$cunitcost[$keys] = ($unitcost[$keys]/$xrate);
                // 						}
                //
                // 						# Calculate the Discount discount
                // 						if($disc[$keys] < 1){
                // 							if($discp[$keys] > 0){
                // 								$disc[$keys] = (($discp[$keys]/100) * $t);
                // 							}
                // 						}else{
                // 							$discp[$keys] = (($disc[$keys] * 100) / $t);
                // 						}
                //
                // 						# Calculate amount
                // 						$funitcost[$keys] = $unitcost[$keys];
                // 						$famt[$keys] = ($qtys[$keys] * ($funitcost[$keys]));
                //
                // 						# Calculate amount
                // 						// $amt[$keys] = ($qtys[$keys] * ($unitcost[$keys] - $disc[$keys]));
                // 						$unitcost[$keys] = sprint($funitcost[$keys]/$xrate);
                // 						$amt[$keys] = sprint($famt[$keys]/$xrate-($disc[$keys]));
                //
                // 						$Sl="SELECT * FROM vatcodes WHERE id='$vatcodes[$keys]'";
                // 						$Ri=db_exec($Sl);
                //
                // 						if(pg_num_rows($Ri)<1) {
                // 							return details($_POST, "<li class=err>Please select the vatcode for all your items.</li>");
                // 						}
                // 						$vd=pg_fetch_array($Ri);
                //
                // 						# Check Tax Excempt
                // 						if($stk['exvat'] == 'yes'||$vd['zero']=="Yes"){
                // 							$taxex += $amt[$keys];
                // 						}
                //
                // 						# insert invoice items
                // 						$sql = "INSERT INTO inv_items(invid, whid, stkid, qty, unitcost, funitcost, amt, famt, disc, discp, serno, div,vatcode,del) VALUES('$invid', '$whids[$keys]', '$stkids[$keys]', '$qtys[$keys]', '$unitcost[$keys]', '$funitcost[$keys]', '$amt[$keys]', '$famt[$keys]', '$disc[$keys]', '$discp[$keys]', '$sernos[$keys]', '".USER_DIV."','$vatcodes[$keys]','0')";
                // 						$rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.",SELF);
                //
                // 						if(strlen($stkt['serno']) > 0)
                // 							ext_resvSer($stkt['serno'], $stk['stkid']);
                //
                // 						# update stock(alloc + qty)
                // 						$sql = "UPDATE stock SET alloc = (alloc + '$qtys[$keys]') WHERE stkid = '$stkids[$keys]' AND div = '".USER_DIV."'";
                // 						$rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.",SELF);
                // 					}
            } else {
                # Get selamt from selected stock
                $sql = "SELECT * FROM stock WHERE stkid = '{$stkids[$keys]}' AND div = '" . USER_DIV . "'";
                $stkRslt = db_exec($sql);
                $stk = pg_fetch_array($stkRslt);
                /*# Calculate the unitcost
                		if($cunitcost[$keys] > 0 && $unitcost[$keys] == 0){
                			$unitcost[$keys] = ($cunitcost[$keys] * $xrate);
                		}else{
                			$cunitcost[$keys] = ($unitcost[$keys]/$xrate);
                		}*/
                $t = $cunitcost[$keys];
                # Calculate the unitcost
                if ($unitcost[$keys] > 0 && $cunitcost[$keys] == 0) {
                    $cunitcost[$keys] = $unitcost[$keys] / $xrate;
                } else {
                    $unitcost[$keys] = $cunitcost[$keys] * $xrate;
                }
                # Calculate the Discount discount
                if ($disc[$keys] < 1) {
                    if ($discp[$keys] > 0) {
                        $disc[$keys] = $discp[$keys] / 100 * $t;
                    }
                } else {
                    $discp[$keys] = $disc[$keys] * 100 / $t;
                }
                if ($xrate < 1) {
                    $xrate = 1;
                }
                //$disc[$keys]=$disc[$keys]*$xrate;
                # Calculate amount
                $funitcost[$keys] = $unitcost[$keys];
                $famt[$keys] = $qtys[$keys] * $funitcost[$keys];
                //$famt[$keys] = ($qtys[$keys] * ($funitcost[$keys] - $disc[$keys]));
                # Calculate amount
                // $amt[$keys] = ($qtys[$keys] * ($unitcost[$keys] - $disc[$keys]));
                $unitcost[$keys] = sprint($funitcost[$keys] / $xrate);
                $amt[$keys] = sprint($famt[$keys] / $xrate - $disc[$keys]);
                //$amt[$keys] = sprint($famt[$keys]/$xrate);
                $Sl = "SELECT * FROM vatcodes WHERE id='{$vatcodes[$keys]}'";
                $Ri = db_exec($Sl);
                if (pg_num_rows($Ri) < 1) {
                    return details($_POST, "<li class='err'>Please select the vatcode for all your items.</li>");
                }
                $vd = pg_fetch_array($Ri);
                if ($vd['zero'] == "Yes") {
                    $excluding = "y";
                } else {
                    $excluding = "";
                }
                if (TAX_VAT != $vd['vat_amount'] and $vd['vat_amount'] != "0.00") {
                    $showvat = FALSE;
                }
                $vr = vatcalc($amt[$keys], $inv['chrgvat'], $excluding, $inv['traddisc'], $vd['vat_amount']);
                $vrs = explode("|", $vr);
                $ivat = $vrs[0];
                $iamount = $vrs[1];
                $vatamount += $ivat;
                # Check Tax Excempt
                if ($stk['exvat'] == 'yes' || $vd['zero'] == "Yes") {
                    $taxex += $amt[$keys];
                }
                # insert invoice items
                $sql = "\n\t\t\t\t\t\tINSERT INTO inv_items (\n\t\t\t\t\t\t\tinvid, whid, stkid, qty, unitcost, \n\t\t\t\t\t\t\tfunitcost, amt, famt, disc, \n\t\t\t\t\t\t\tdiscp, serno, div, vatcode, del\n\t\t\t\t\t\t) VALUES (\n\t\t\t\t\t\t\t'{$invid}', '{$whids[$keys]}', '{$stkids[$keys]}', '{$qtys[$keys]}', '{$unitcost[$keys]}', \n\t\t\t\t\t\t\t'{$funitcost[$keys]}', '{$amt[$keys]}', '{$famt[$keys]}', '{$disc[$keys]}', '{$discp[$keys]}', \n\t\t\t\t\t\t\t'{$sernos[$keys]}', '" . USER_DIV . "', '{$vatcodes[$keys]}', '0'\n\t\t\t\t\t\t)";
                $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
                if (strlen($sernos[$keys]) > 0) {
                    ext_resvSer($sernos[$keys], $stk['stkid']);
                }
                # update stock(alloc + qty)
                $sql = "UPDATE stock SET alloc = (alloc + '{$qtys[$keys]}') WHERE stkid = '{$stkids[$keys]}' AND div = '" . USER_DIV . "'";
                $rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
            }
            # everything is set place done button
            $_POST["done"] = " | <input name='doneBtn' type='submit' value='Process'>";
        }
    } else {
        $_POST["done"] = "";
    }
    db_conn('cubit');
    $Sl = "SELECT * FROM vatcodes WHERE id='{$delvat}'";
    $Ri = db_exec($Sl);
    $vd = pg_fetch_array($Ri);
    // 		if(pg_num_rows($Ri)>0) {
    // 			$taxex += $delchrg;
    // 		}
    if ($vd['zero'] == "Yes") {
        $excluding = "y";
    } else {
        $excluding = "";
    }
    if (TAX_VAT != $vd['vat_amount'] and $vd['vat_amount'] != "0.00") {
        $showvat = FALSE;
    }
    $_POST['showvat'] = $showvat;
    $vr = vatcalc($delchrg, $inv['chrgvat'], $excluding, $inv['traddisc'], $vd['vat_amount']);
    $vrs = explode("|", $vr);
    $ivat = $vrs[0];
    $iamount = $vrs[1];
    $vatamount += $ivat;
    /* --- ----------- Clac --------------------- */
    ##----------------------NEW----------------------
    $sub = 0.0;
    if (isset($amt)) {
        $sub = sprint(array_sum($amt));
    }
    $VATP = TAX_VAT;
    if ($chrgvat == "exc") {
        $taxex = sprint($taxex - $taxex * $traddisc / 100);
        $subtotal = sprint($sub + $delchrg);
        $traddiscmt = sprint($subtotal * $traddisc / 100);
        $subtotal = sprint($subtotal - $traddiscmt);
        //	$VAT=sprint(($subtotal-$taxex)*$VATP/100);
        $VAT = $vatamount;
        $SUBTOT = $sub;
        $TOTAL = sprint($subtotal + $VAT);
        $delexvat = sprint($delchrg);
    } elseif ($chrgvat == "inc") {
        $ot = $taxex;
        $taxex = sprint($taxex - $taxex * $traddisc / 100);
        $subtotal = sprint($sub + $delchrg);
        $traddiscmt = sprint($subtotal * $traddisc / 100);
        $subtotal = sprint($subtotal - $traddiscmt);
        //$VAT=sprint(($subtotal-$taxex)*$VATP/(100+$VATP));
        $VAT = $vatamount;
        $SUBTOT = sprint($sub);
        $TOTAL = sprint($subtotal);
        $delexvat = sprint($delchrg);
        $traddiscmt = sprint($traddiscmt);
    } else {
        $subtotal = sprint($sub + $delchrg);
        $traddiscmt = sprint($subtotal * $traddisc / 100);
        $subtotal = sprint($subtotal - $traddiscmt);
        $VAT = sprint(0);
        $SUBTOT = $sub;
        $TOTAL = $subtotal;
        $delexvat = sprint($delchrg);
    }
    /* --- ----------- Clac --------------------- */
    ##----------------------END----------------------
    /* --- ----------- Clac ---------------------
    
    		# calculate subtot
    		$SUBTOT = 0.00;
    		if(isset($amt))
    			$SUBTOT = array_sum($amt);
    
    		$SUBTOT -= $taxex;
    
    		# duplicate
    		$SUBTOTAL = $SUBTOT;
    
    		$VATP = TAX_VAT;
    		if($chrgvat == "exc"){
    			$SUBTOTAL = $SUBTOTAL;
    			$delexvat= ($delchrg);
    		}elseif($chrgvat == "inc"){
    			$SUBTOTAL = sprint(($SUBTOTAL * 100)/(100 + $VATP));
    			$delexvat = sprint(($delchrg * 100)/($VATP + 100));
    		}else{
    			$SUBTOTAL = ($SUBTOTAL);
    			$delexvat = ($delchrg);
    		}
    
    		$SUBTOT = $SUBTOTAL;
    		$EXVATTOT = $SUBTOT;
    		$EXVATTOT += $delexvat;
    
    		# Minus trade discount from taxex
    		if($traddisc > 0){
    			$traddiscmtt = (($traddisc/100) * $taxex);
    		}else{
    			$traddiscmtt = 0;
    		}
    		$taxext = ($taxex - $traddiscmtt);
    
    		if($traddisc > 0) {
    			$traddiscmt = ($EXVATTOT * ($traddisc/100));
    		}else{
    			$traddiscmt = 0;
    		}
    		$EXVATTOT -= $traddiscmt;
    		// $EXVATTOT -= $taxex;
    
    		$traddiscmt = sprint($traddiscmt  + $traddiscmtt);
    
    		if($chrgvat != "nov"){
    			$VAT = sprint($EXVATTOT * ($VATP/100));
    		}else{
    			$VAT = 0;
    		}
    
    		$TOTAL = sprint($EXVATTOT + $VAT + $taxext);
    		$SUBTOT += $taxex;
    
    /* --- ----------- Clac --------------------- */
    $FTOTAL = sprint($TOTAL * $xrate);
    /* --- ----------- Clac --------------------- */
    # insert invoice to DB
    $sql = "\n\t\t\tUPDATE invoices \n\t\t\tSET delvat='{$delvat}', cusnum = '{$cusnum}', deptname = '{$dept['deptname']}', cusacc = '{$cust['accno']}', \n\t\t\t\tcusname = '{$cust['cusname']}', surname = '{$cust['surname']}', cusaddr = '{$cust['addr1']}', \n\t\t\t\tcusvatno = '{$cust['vatnum']}', cordno = '{$cordno}', ordno = '{$ordno}', chrgvat = '{$chrgvat}', docref = '{$docref}', \n\t\t\t\tterms = '{$terms}', salespn = '{$salespn}', fcid = '{$cust['fcid']}', currency = '{$currs['symbol']}', xrate = '{$xrate}', \n\t\t\t\todate = '{$odate}', traddisc = '{$traddisc}', delchrg = '{$delchrg}', subtot = '{$SUBTOT}', vat = '{$VAT}', \n\t\t\t\ttotal = '{$TOTAL}', balance = '{$FTOTAL}', fbalance = '{$TOTAL}', comm = '{$comm}', location = '{$cust['location']}', \n\t\t\t\tserd = 'y', discount='{$traddiscmt}', delivery='{$delexvat}' \n\t\t\tWHERE invid = '{$invid}'";
    $rslt = db_exec($sql) or errDie("Unable to update invoice in Cubit.", SELF);
    # remove old data
    $sql = "DELETE FROM inv_data WHERE invid='{$invid}'  AND div = '" . USER_DIV . "'";
    $rslt = db_exec($sql) or errDie("Unable to update invoice data in Cubit.", SELF);
    # pu in new data
    $sql = "INSERT INTO inv_data(invid, dept, customer, addr1, div) VALUES('{$invid}', '{$dept['deptname']}', '{$cust['cusname']} {$cust['surname']}', '{$cust['addr1']}', '" . USER_DIV . "')";
    $rslt = db_exec($sql) or errDie("Unable to insert invoice data to Cubit.", SELF);
    # commit updating
    pglib_transaction("COMMIT") or errDie("Unable to commit a database transaction.", SELF);
    if (strlen($bar) > 0) {
        $Sl = "SELECT * FROM possets WHERE div = '" . USER_DIV . "'";
        $Rs = db_exec($Sl) or errDie("Unable to add supplier to the system.", SELF);
        if (pg_numrows($Rs) < 1) {
            return details($_POST, "<a href='pos-set.php'>Please set the point of sale setting by clicking here.</a>");
        }
        $Dets = pg_fetch_array($Rs);
        if ($Dets['opt'] == "No") {
            switch (substr($bar, strlen($bar) - 1, 1)) {
                case "0":
                    $tab = "ss0";
                    break;
                case "1":
                    $tab = "ss1";
                    break;
                case "2":
                    $tab = "ss2";
                    break;
                case "3":
                    $tab = "ss3";
                    break;
                case "4":
                    $tab = "ss4";
                    break;
                case "5":
                    $tab = "ss5";
                    break;
                case "6":
                    $tab = "ss6";
                    break;
                case "7":
                    $tab = "ss7";
                    break;
                case "8":
                    $tab = "ss8";
                    break;
                case "9":
                    $tab = "ss9";
                    break;
                default:
                    return details($_POST, "The code you selected is invalid");
            }
            db_conn('cubit');
            pglib_transaction("BEGIN") or errDie("Unable to start a database transaction.", SELF);
            $stid = barext_dbget($tab, 'code', $bar, 'stock');
            if (!($stid > 0)) {
                return details($_POST, "The bar code you selected is not in the system or is not available.");
            }
            $Sl = "SELECT * FROM stock WHERE stkid = '{$stid}' AND div = '" . USER_DIV . "'";
            $Rs = db_exec($Sl);
            $s = pg_fetch_array($Rs);
            # put scanned-in product into invoice db
            $sql = "\n\t\t\t\tINSERT INTO inv_items (\n\t\t\t\t\tinvid, whid, stkid, qty, unitcost, amt, disc, discp,ss, div, del\n\t\t\t\t) VALUES (\n\t\t\t\t\t'{$invid}', '{$s['whid']}', '{$stid}', '1', '{$s['selamt']}', '{$s['selamt']}', '0', '0', '{$bar}', '" . USER_DIV . "', '0'\n\t\t\t\t)";
            $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
            # update stock(alloc + qty)
            $sql = "UPDATE stock SET alloc = (alloc + '1') WHERE stkid = '{$stid}' AND div = '" . USER_DIV . "'";
            $rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
            $Sl = "UPDATE " . $tab . " SET active = 'no' WHERE code = '{$bar}' AND div = '" . USER_DIV . "'";
            $Rs = db_exec($Sl);
            pglib_transaction("COMMIT") or errDie("Unable to commit a database transaction.", SELF);
        } else {
            db_conn('cubit');
            pglib_transaction("BEGIN") or errDie("Unable to start a database transaction.", SELF);
            $stid = ext_dbget('stock', 'bar', $bar, 'stkid');
            if (!($stid > 0)) {
                return details($_POST, "The bar code you selected is not in the system or is not available.");
            }
            $Sl = "SELECT * FROM stock WHERE stkid = '{$stid}' AND div = '" . USER_DIV . "'";
            $Rs = db_exec($Sl);
            $s = pg_fetch_array($Rs);
            # put scanned-in product into invoice db
            $sql = "\n\t\t\t\tINSERT INTO inv_items (\n\t\t\t\t\tinvid, whid, stkid, qty, unitcost, amt, disc, discp,ss, div, del\n\t\t\t\t) VALUES (\n\t\t\t\t\t'{$invid}', '{$s['whid']}', '{$stid}', '1', '{$s['selamt']}', '{$s['selamt']}', '0', '0','{$bar}', '" . USER_DIV . "', '0'\n\t\t\t\t)";
            $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
            # update stock(alloc + qty)
            $sql = "UPDATE stock SET alloc = (alloc + '1') WHERE stkid = '{$stid}' AND div = '" . USER_DIV . "'";
            $rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
            pglib_transaction("COMMIT") or errDie("Unable to commit a database transaction.", SELF);
        }
    }
    /* --- Start button Listeners --- */
    if (isset($doneBtn)) {
        # Check if stock was selected(yes = put done button)
        db_connect();
        $sql = "SELECT stkid FROM inv_items WHERE invid = '{$inv['invid']}' AND div = '" . USER_DIV . "'";
        $crslt = db_exec($sql);
        if (pg_numrows($crslt) < 1) {
            $error = "<li class='err'> Error : Invoice number has no items.</li>";
            return details($_POST, $error);
        }
        # Insert quote to DB
        $sql = "UPDATE invoices SET done = 'y' WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
        $rslt = db_exec($sql) or errDie("Unable to update invoice status in Cubit.", SELF);
        $Sl = "SELECT * FROM settings WHERE constant='Delivery Note'";
        $Ri = db_exec($Sl) or errDie("Unable to get settings.");
        $data = pg_fetch_array($Ri);
        if ($data['value'] == "Yes") {
            # Print the invoice
            $OUTPUT = "<script>nhprinter('invoice-delnote.php?invid={$invid}','Delivery Note');printer('intinvoice-print.php?invid={$invid}');move('main.php');</script>";
        } else {
            # Print the invoice
            $OUTPUT = "<script>printer('intinvoice-print.php?invid={$invid}');move('main.php');</script>";
        }
        require "template.php";
    } elseif (isset($saveBtn)) {
        // Final Laytout
        $write = "\n\t\t\t<table " . TMPL_tblDflts . ">\n\t\t\t\t<tr>\n\t\t\t\t\t<th>New International Invoice Saved</th>\n\t\t\t\t</tr>\n\t\t\t\t<tr class='" . bg_class() . "'>\n\t\t\t\t\t<td>International Invoice for customer <b>{$cust['cusname']} {$cust['surname']}</b> has been saved.</td>\n\t\t\t\t</tr>\n\t\t\t</table>\n\t\t\t<p>\n\t\t\t<table " . TMPL_tblDflts . ">\n\t\t\t\t<tr>\n\t\t\t\t\t<th>Quick Links</th>\n\t\t\t\t</tr>\n\t\t\t\t<tr class='" . bg_class() . "'>\n\t\t\t\t\t<td><a href='invoice-view.php'>View Invoices</a></td>\n\t\t\t\t</tr>\n\t\t\t\t<script>document.write(getQuicklinkSpecial());</script>\n\t\t\t</table>";
        return $write;
    } else {
        if (isset($wtd)) {
            $_POST['wtd'] = $wtd;
        }
        if (strlen($ria) > 0) {
            $_POST['ria'] = $ria;
        }
        return details($_POST);
    }
}
function write($_POST)
{
    # Set mas execution time to 12 hours
    ini_set("max_execution_time", 43200);
    # Get vars
    extract($_POST);
    # validate input
    require_lib("validate");
    $v = new validate();
    foreach ($invids as $key => $invid) {
        $v->isOk($invid, "num", 1, 20, "Invalid recuring invoice number.");
        $odate[$key] = $o_year[$key] . "-" . $o_month[$key] . "-" . $o_day[$key];
        if (!checkdate($o_month[$key], $o_day[$key], $o_year[$key])) {
            $v->isOk($odate[$key], "num", 1, 1, "Invalid Invoice Date.");
        }
    }
    # display errors, if any
    $err = "";
    if ($v->isError()) {
        $errors = $v->getErrors();
        foreach ($errors as $e) {
            $err .= "<li class='err'>" . $e["msg"] . "</li>";
        }
        return $err;
    }
    $i = 0;
    foreach ($invids as $key => $invid) {
        # Get recuring invoice info
        db_connect();
        $sql = "SELECT * FROM rec_invoices WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
        $invRslt = db_exec($sql) or errDie("Unable to get recuring invoice information");
        if (pg_numrows($invRslt) < 1) {
            return "<i class='err'>Not Found</i>";
        }
        $inv = pg_fetch_array($invRslt);
        /* - Start Copying - */
        pglib_transaction("BEGIN") or errDie("Unable to start a database transaction.", SELF);
        # Insert invoice to DB
        $sql = "\n\t\t\t\tINSERT INTO invoices (\n\t\t\t\t\tdeptid, cusnum, deptname, cusacc, cusname, surname, \n\t\t\t\t\tcusaddr, cusvatno, cordno, ordno, chrgvat, terms, \n\t\t\t\t\ttraddisc, salespn, odate, delchrg, subtot, vat, \n\t\t\t\t\tdiscount, delivery, total, balance, comm, printed, \n\t\t\t\t\tdone, prd, serd, div, jobid\n\t\t\t\t) VALUES (\n\t\t\t\t\t'{$inv['deptid']}', '{$inv['cusnum']}', '{$inv['deptname']}', '{$inv['cusacc']}', '{$inv['cusname']}', '{$inv['surname']}', \n\t\t\t\t\t'{$inv['cusaddr']}', '{$inv['cusvatno']}', '{$inv['cordno']}', '{$inv['ordno']}', '{$inv['chrgvat']}', '{$inv['terms']}', \n\t\t\t\t\t'{$inv['traddisc']}', '{$inv['salespn']}', '{$odate[$key]}', '{$inv['delchrg']}', '{$inv['subtot']}', '{$inv['vat']}' , \n\t\t\t\t\t'{$inv['discount']}', '{$inv['delivery']}', '{$inv['total']}', '{$inv['total']}', '{$inv['comm']}', 'n', 'y', '" . PRD_DB . "', \n\t\t\t\t\t'n', '" . USER_DIV . "', '{$invid}'\n\t\t\t\t)";
        $rslt = db_exec($sql) or errDie("Unable to insert invoice to Cubit.", SELF);
        # get next ordnum
        $invid = lastinvid();
        # get selected stock in this recuring invoice
        db_connect();
        $sql = "SELECT * FROM recinv_items  WHERE invid = '{$inv['invid']}' AND div = '" . USER_DIV . "'";
        $stkdRslt = db_exec($sql);
        $serd = "y";
        while ($stkd = pg_fetch_array($stkdRslt)) {
            # Insert one by one per quantity
            if (ext_isSerial("stock", "stkid", $stkd['stkid'])) {
                $stkd['amt'] = sprint($stkd['amt'] / $stkd['qty']);
                $serd = "n";
                for ($i = 0; $i < $stkd['qty']; $i++) {
                    # insert invoice items
                    $sql = "\n\t\t\t\t\t\t\tINSERT INTO inv_items (\n\t\t\t\t\t\t\t\tinvid, whid, stkid, qty, unitcost, amt, \n\t\t\t\t\t\t\t\tdisc, discp, div, vatcode, account, \n\t\t\t\t\t\t\t\tdescription\n\t\t\t\t\t\t\t) VALUES (\n\t\t\t\t\t\t\t\t'{$invid}', '{$stkd['whid']}', '{$stkd['stkid']}', '1', '{$stkd['unitcost']}', '{$stkd['amt']}', \n\t\t\t\t\t\t\t\t'{$stkd['disc']}', '{$stkd['discp']}', '" . USER_DIV . "', '{$stkd['vatcode']}', '{$stkd['account']}', \n\t\t\t\t\t\t\t\t'{$stkd['description']}'\n\t\t\t\t\t\t\t)";
                    $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
                }
            } else {
                # insert invoice items
                $sql = "\n\t\t\t\t\t\tINSERT INTO inv_items (\n\t\t\t\t\t\t\tinvid, whid, stkid, qty, unitcost, amt, \n\t\t\t\t\t\t\tdisc, discp, div, vatcode, account, \n\t\t\t\t\t\t\tdescription\n\t\t\t\t\t\t) VALUES (\n\t\t\t\t\t\t\t'{$invid}', '{$stkd['whid']}', '{$stkd['stkid']}', '{$stkd['qty']}', '{$stkd['unitcost']}', '{$stkd['amt']}', \n\t\t\t\t\t\t\t'{$stkd['disc']}', '{$stkd['discp']}', '" . USER_DIV . "', '{$stkd['vatcode']}', '{$stkd['account']}', \n\t\t\t\t\t\t\t'{$stkd['description']}'\n\t\t\t\t\t\t)";
                $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
            }
            # update stock(alloc + qty)
            $sql = "UPDATE stock SET alloc = (alloc + '{$stkd['qty']}') WHERE stkid = '{$stkd['stkid']}' AND div = '" . USER_DIV . "'";
            $rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
        }
        # set to not serialised
        $sql = "UPDATE invoices SET serd = '{$serd}' WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
        $rslt = db_exec($sql) or errDie("Unable to update quotes in Cubit.", SELF);
        pglib_transaction("COMMIT") or errDie("Unable to commit a database transaction.", SELF);
        /* - End Copying - */
    }
    // Final Laytout
    $write = "\n\t\t<table " . TMPL_tblDflts . ">\n\t\t\t<tr>\n\t\t\t\t<th>Recurring Invoices Proccesed</th>\n\t\t\t</tr>\n\t\t\t<tr class='" . bg_class() . "'>\n\t\t\t\t<td>New Invoices have been created from Recurring Invoices</td>\n\t\t\t</tr>\n\t\t</table>\n\t\t<p>\n\t\t<table " . TMPL_tblDflts . ">\n\t\t\t<tr>\n\t\t\t\t<th>Quick Links</th>\n\t\t\t</tr>\n\t\t\t<tr class='" . bg_class() . "'>\n\t\t\t\t<td><a href='invoice-view.php'>View Invoices</a></td>\n\t\t\t</tr>\n\t\t\t<tr class='" . bg_class() . "'>\n\t\t\t\t<td><a href='rec-invoice-view.php'>View Recurring Invoices</a></td>\n\t\t\t</tr>\n\t\t\t<script>document.write(getQuicklinkSpecial());</script>\n\t\t</table>";
    return $write;
}
function write($_POST)
{
    # Get vars
    extract($_POST);
    if (!isset($cusnum)) {
        return details($_POST, "<li class='err'>Please select customer/department first.</li>");
    }
    $delvat += 0;
    db_conn('cubit');
    if (isset($printsales)) {
        $Sl = "SELECT * FROM settings WHERE constant='SALES'";
        $Ri = db_exec($Sl) or errDie("Unable to get settings.");
        if (pg_num_rows($Ri) < 1) {
            $Sl = "INSERT INTO settings (constant,value,div) VALUES ('SALES','Yes','" . USER_DIV . "')";
            $Ri = db_exec($Sl);
        } else {
            $Sl = "UPDATE settings SET value='Yes' WHERE constant='SALES' AND div='" . USER_DIV . "'";
            $Ri = db_exec($Sl);
        }
    } else {
        $Sl = "UPDATE settings SET value='No' WHERE constant='SALES' AND div='" . USER_DIV . "'";
        $Ri = db_exec($Sl);
    }
    if (isset($printdel)) {
        $Sl = "SELECT * FROM settings WHERE constant='Delivery Note'";
        $Ri = db_exec($Sl) or errDie("Unable to get settings.");
        if (pg_num_rows($Ri) < 1) {
            $Sl = "INSERT INTO settings (constant,value,div) VALUES ('Delivery Note','Yes','" . USER_DIV . "')";
            $Ri = db_exec($Sl);
        } else {
            $Sl = "UPDATE settings SET value='Yes' WHERE constant='Delivery Note' AND div='" . USER_DIV . "'";
            $Ri = db_exec($Sl);
        }
    } else {
        $Sl = "UPDATE settings SET value='No' WHERE constant='Delivery Note' AND div='" . USER_DIV . "'";
        $Ri = db_exec($Sl);
    }
    # validate input
    require_lib("validate");
    $v = new validate();
    $v->isOk($cusnum, "num", 1, 20, "Invalid Customer, Please select a customer.");
    $v->isOk($branch, "num", 1, 20, "Invalid Branch, Please select a branch.");
    $v->isOk($invid, "num", 1, 20, "Invalid Invoice Number.");
    $v->isOk($cordno, "string", 0, 20, "Invalid Customer Order Number.");
    if (!isset($ria)) {
        $ria = "";
    }
    $v->isOk($ria, "string", 0, 20, "Invalid stock code(fist letters).");
    $v->isOk($comm, "string", 0, 1024, "Invalid Comments.");
    $v->isOk($docref, "string", 0, 20, "Invalid Document Reference No.");
    $v->isOk($ordno, "string", 0, 20, "Invalid sales order number.");
    $v->isOk($chrgvat, "string", 1, 4, "Invalid charge vat option.");
    $v->isOk($terms, "num", 1, 20, "Invalid terms.");
    $v->isOk($salespn, "string", 1, 255, "Invalid sales person.");
    $v->isOk($inv_date_day, "num", 1, 2, "Invalid Invoice Date day.");
    $v->isOk($inv_date_month, "num", 1, 2, "Invalid Invoice Date month.");
    $v->isOk($inv_date_year, "num", 1, 5, "Invalid Invoice Date year.");
    $odate = $inv_date_year . "-" . $inv_date_month . "-" . $inv_date_day;
    if (!checkdate($inv_date_month, $inv_date_day, $inv_date_year)) {
        $v->isOk($odate, "num", 1, 1, "Invalid Invoice Date.");
    }
    $v->isOk($traddisc, "float", 0, 20, "Invalid Trade Discount.");
    if ($traddisc > 100) {
        $v->isOk($traddisc, "float", 0, 0, "Error : Trade Discount cannot be more than 100 %.");
    }
    $v->isOk($delchrg, "float", 0, 20, "Invalid Delivery Charge.");
    $v->isOk($SUBTOT, "float", 0, 20, "Invalid Delivery Charge.");
    # used to generate errors
    $error = "asa@";
    # check if duplicate serial number selected, remove blanks
    if (isset($sernos)) {
        $tmp_sernos = $sernos;
        // only check for uniqueness among items not selected for removal
        foreach ($sernos as $k => $serno_val) {
            if (isset($remprod) && in_array($k, $remprod)) {
                unset($tmp_sernos[$k]);
            }
        }
        if (!ext_isUnique(ext_remBlnk($tmp_sernos))) {
            $v->isOk($error, "num", 0, 0, "Error : Serial Numbers must be unique per line item.");
        }
    }
    # check is serai no was selected
    if (isset($stkids)) {
        foreach ($stkids as $keys => $stkid) {
            # check if serial is selected
            if (ext_isSerial("stock", "stkid", $stkid) && !isset($sernos[$keys])) {
                $v->isOk($error, "num", 0, 0, "Error : Missing serial number for product number : <b>" . ($keys + 1) . "</b>");
            } elseif (ext_isSerial("stock", "stkid", $stkid) && !(strlen($sernos[$keys]) > 0)) {
                $v->isOk($error, "num", 0, 0, "Error : Missing serial number for product number : <b>" . ($keys + 1) . "</b>");
            }
        }
    }
    if (!isset($qtys) && isset($qtemp)) {
        $qtys[] = $qtemp;
    } elseif (isset($qtys) && isset($qtemp)) {
        //array_unshift ($qtys,$qtemp);
        $qtys[] = $qtemp;
    }
    # check quantities
    if (isset($qtys)) {
        foreach ($qtys as $keys => $qty) {
            $discp[$keys] += 0;
            $disc[$keys] += 0;
            $v->isOk($qty, "float", 1, 15, "Invalid Quantity for product number : <b>" . ($keys + 1) . "</b>");
            $v->isOk($disc[$keys], "float", 0, 20, "Invalid Discount for product number : <b>" . ($keys + 1) . "</b>.");
            if ($disc[$keys] > $unitcost[$keys]) {
                $v->isOk($disc[$keys], "float", 0, 0, "Error : Discount for product number : <b>" . ($keys + 1) . "</b> is more than the unitcost.");
            }
            $v->isOk($discp[$keys], "float", 0, 20, "Invalid Discount Percentage for product number : <b>" . ($keys + 1) . "</b>.");
            if ($discp[$keys] > 100) {
                $v->isOk($discp[$keys], "float", 0, 0, "Error : Discount for product number : <b>" . ($keys + 1) . "</b> is more than 100 %.");
            }
            $v->isOk($unitcost[$keys], "float", 1, 20, "Invalid Unit Price for product number : <b>" . ($keys + 1) . "</b>.");
            if ($qty < 1) {
                $v->isOk($qty, "num", 0, 0, "Error : Item Quantity must be at least one. Product number : <b>" . ($keys + 1) . "</b>");
            }
        }
    }
    # check whids
    if (isset($whids)) {
        foreach ($whids as $keys => $whid) {
            $v->isOk($whid, "num", 1, 10, "Invalid Store number, please enter all details.");
        }
    }
    # check stkids
    if (isset($stkids)) {
        foreach ($stkids as $keys => $stkid) {
            $v->isOk($stkid, "num", 1, 10, "Invalid Stock number, please enter all details.");
        }
    }
    # check amt
    if (isset($amt)) {
        foreach ($amt as $keys => $amount) {
            $v->isOk($amount, "float", 1, 20, "Invalid Amount, please enter all details.");
        }
    }
    # display errors, if any
    $err = "";
    if ($v->isError()) {
        $errors = $v->getErrors();
        foreach ($errors as $e) {
            $err .= "<li class='err'>" . $e["msg"] . "</li>";
        }
        return details($_POST, $err);
    }
    # Get invoice info
    db_connect();
    $sql = "SELECT * FROM invoices WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
    $invRslt = db_exec($sql) or errDie("Unable to get invoice information");
    if (pg_numrows($invRslt) < 1) {
        return "<li>- Invoice Not Found</li>";
    }
    $inv = pg_fetch_array($invRslt);
    $inv['traddisc'] = $traddisc;
    $inv['chrgvat'] = $chrgvat;
    if ($cusnum != $inv['cusnum'] or $branch != $inv['branch']) {
        $get_addr = "SELECT branch_descrip FROM customer_branches WHERE id = '{$branch}' AND div = '" . USER_DIV . "' LIMIT 1";
        $run_addr = db_exec($get_addr);
        if (pg_numrows($run_addr) < 1) {
            #no branch addres ? since we NEED to update the address, add the customer's here
            $get_cadd = "SELECT del_addr1 FROM customers WHERE cusnum = '{$cusnum}' LIMIT 1";
            $run_cadd = db_exec($get_cadd) or errDie("Unable to get customer delivery address");
            if (pg_numrows($run_cadd) < 1) {
                #no customer ??
                return details($_POST, "<li class='err'>Invalid customer selected.</li>");
            } else {
                $carr = pg_fetch_array($run_cadd);
                $update_addr = "UPDATE invoices SET del_addr  = '{$carr['del_addr1']}' WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
                $run_update = db_exec($update_addr) or errDie("Unable to update invoice information");
            }
        } else {
            $arr = pg_fetch_array($run_addr);
            $cust['addr1'] = $arr['branch_descrip'];
            if ($inv['del_addr'] != $arr['branch_descrip']) {
                $update_addr = "UPDATE invoices SET del_addr  = '{$arr['branch_descrip']}' WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
                $run_update = db_exec($update_addr) or errDie("Unable to update invoice information");
            }
        }
    }
    # check if invoice has been printed
    if ($inv['printed'] == "y") {
        $error = "<li class='err'> Error : Invoice number <b>{$invid}</b> has already been printed.</li>";
        $error .= "<p><input type='button' onClick='JavaScript:history.back();' value='&laquo; Correct submission'>";
        return $error;
    }
    # Get selected customer info
    db_connect();
    $sql = "SELECT * FROM customers WHERE cusnum = '{$cusnum}' AND div = '" . USER_DIV . "'";
    $custRslt = db_exec($sql) or errDie("Unable to get customer information");
    if (pg_numrows($custRslt) < 1) {
        $sql = "SELECT * FROM inv_data WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
        $custRslt = db_exec($sql) or errDie("Unable to get customer information data");
        $cust = pg_fetch_array($custRslt);
        $cust['cusname'] = $cust['customer'];
        $cust['surname'] = "";
        $cust['addr1'] = "";
    } else {
        $cust = pg_fetch_array($custRslt);
        $inv['deptid'] = $cust['deptid'];
        # If customer was just selected, get the following
        if ($inv['cusnum'] == 0) {
            $traddisc = $cust['traddisc'];
            $terms = $cust['credterm'];
        }
    }
    # get department
    db_conn("exten");
    $sql = "SELECT * FROM departments WHERE deptid = '{$inv['deptid']}' AND div = '" . USER_DIV . "'";
    $deptRslt = db_exec($sql);
    if (pg_numrows($deptRslt) < 1) {
        $dept['deptname'] = "<i class='err'>Not Found</i>";
    } else {
        $dept = pg_fetch_array($deptRslt);
    }
    # fix those nasty zeros
    $traddisc += 0;
    $delchrg += 0;
    $vatamount = 0;
    $showvat = TRUE;
    # insert invoice to DB
    db_connect();
    # begin updating
    pglib_transaction("BEGIN") or errDie("Unable to start a database transaction.", SELF);
    /* -- Start remove old items -- */
    # get selected stock in this invoice
    $sql = "SELECT * FROM inv_items  WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
    $stktRslt = db_exec($sql);
    while ($stkt = pg_fetch_array($stktRslt)) {
        # update stock(alloc + qty)
        $sql = "UPDATE stock SET alloc = (alloc - '{$stkt['qty']}')  WHERE stkid = '{$stkt['stkid']}' AND div = '" . USER_DIV . "'";
        $rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
        if (strlen($stkt['serno']) > 0) {
            ext_unresvSer($stkt['serno'], $stkt['stkid']);
        }
    }
    # remove old items
    $sql = "DELETE FROM inv_items WHERE invid='{$invid}' AND div = '" . USER_DIV . "'";
    $rslt = db_exec($sql) or errDie("Unable to update invoice items in Cubit.", SELF);
    /* -- End remove old items -- */
    $newvat = 0;
    $taxex = 0;
    if (isset($qtys)) {
        foreach ($qtys as $keys => $value) {
            /* set the serial ss field for serials selected from list */
            if ($sernos_ss[$keys] == "*_*_*CUBIT_SERIAL_SELECT_BOX*_*_*") {
                $sernos_ss[$keys] = $sernos[$keys];
            }
            if (isset($remprod) && in_array($keys, $remprod)) {
                $amt[$keys] = 0;
                if ($sernos[$keys] == $sernos_ss[$keys] && $sernos_ss[$keys] != "") {
                    $chr = substr($sernos[$keys], strlen($sernos[$keys]) - 1, 1);
                    $tab = "ss{$chr}";
                    /* mark barcoded item as unavailable */
                    $sql = "UPDATE " . $tab . " SET active='yes' WHERE code = '{$sernos[$keys]}' AND div = '" . USER_DIV . "'";
                    db_exec($sql);
                }
            } elseif (isset($accounts[$keys]) && $accounts[$keys] != 0) {
                $accounts[$keys] += 0;
                # Get selamt from selected stock
                db_conn('core');
                $Sl = "SELECT * FROM accounts WHERE accid='{$accounts[$keys]}'";
                $Ri = db_exec($Sl) or errDie("Unable to get account data.");
                $ad = pg_fetch_array($Ri);
                # Calculate amount
                $amt[$keys] = $qtys[$keys] * $unitcost[$keys];
                db_conn('cubit');
                $Sl = "SELECT * FROM vatcodes WHERE id='{$vatcodes[$keys]}'";
                $Ri = db_exec($Sl);
                if (pg_num_rows($Ri) < 1) {
                    return details($_POST, "<li class='err'>Please select the vatcode for all your items.</li>");
                }
                $vd = pg_fetch_array($Ri);
                if ($vd['zero'] == "Yes") {
                    $excluding = "y";
                } else {
                    $excluding = "";
                }
                if (TAX_VAT != $vd['vat_amount'] and $vd['vat_amount'] != "0.00") {
                    $showvat = FALSE;
                }
                $vr = vatcalc($amt[$keys], $inv['chrgvat'], $excluding, $inv['traddisc'], $vd['vat_amount']);
                $vrs = explode("|", $vr);
                $ivat = $vrs[0];
                $iamount = $vrs[1];
                $vatamount += $ivat;
                # Check Tax Excempt
                if ($vd['zero'] == "Yes") {
                    $taxex += $amt[$keys];
                    $exvat = "y";
                } else {
                    $exvat = "n";
                }
                //$newvat+=vatcalc($amt[$keys],$chrgvat,$exvat,$traddisc);
                $vatcodes[$keys] += 0;
                $accounts[$keys] += 0;
                $descriptions[$keys] = remval($descriptions[$keys]);
                $wtd = $whids[$keys];
                # insert invoice items
                $sql = "\n\t\t\t\t\t\tINSERT INTO inv_items (\n\t\t\t\t\t\t\tinvid, whid, stkid, qty, unitcost, amt, \n\t\t\t\t\t\t\tdisc, discp, serno, div, vatcode, description, \n\t\t\t\t\t\t\taccount, del\n\t\t\t\t\t\t) VALUES (\n\t\t\t\t\t\t\t'{$invid}', '{$whids[$keys]}', '{$stkids[$keys]}', '{$qtys[$keys]}', '{$unitcost[$keys]}', '{$amt[$keys]}', \n\t\t\t\t\t\t\t'{$disc[$keys]}', '{$discp[$keys]}', '', '" . USER_DIV . "', '{$vatcodes[$keys]}', '{$descriptions[$keys]}', \n\t\t\t\t\t\t\t'{$accounts[$keys]}', '0'\n\t\t\t\t\t\t)";
                $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
            } else {
                # Get selamt from selected stock
                $sql = "SELECT * FROM stock WHERE stkid = '{$stkids[$keys]}' AND div = '" . USER_DIV . "'";
                $stkRslt = db_exec($sql);
                $stk = pg_fetch_array($stkRslt);
                # Calculate the Discount discount
                if ($disc[$keys] < 1) {
                    if ($discp[$keys] > 0) {
                        $disc[$keys] = $discp[$keys] / 100 * $unitcost[$keys];
                    }
                } else {
                    $discp[$keys] = $disc[$keys] * 100 / $unitcost[$keys];
                }
                # Calculate amount
                $amt[$keys] = $qtys[$keys] * ($unitcost[$keys] - $disc[$keys]);
                $Sl = "SELECT * FROM vatcodes WHERE id='{$vatcodes[$keys]}'";
                $Ri = db_exec($Sl);
                if (pg_num_rows($Ri) < 1) {
                    return details($_POST, "<li class='err'>Please select the vatcode for all your items.</li>");
                }
                $vd = pg_fetch_array($Ri);
                if ($vd['zero'] == "Yes") {
                    $excluding = "y";
                } else {
                    $excluding = "";
                }
                if (TAX_VAT != $vd['vat_amount'] and $vd['vat_amount'] != "0.00") {
                    $showvat = FALSE;
                }
                $vr = vatcalc($amt[$keys], $inv['chrgvat'], $excluding, $inv['traddisc'], $vd['vat_amount']);
                $vrs = explode("|", $vr);
                $ivat = $vrs[0];
                $iamount = $vrs[1];
                $vatamount += $ivat;
                # Check Tax Excempt
                if ($stk['exvat'] == 'yes' || $vd['zero'] == "Yes") {
                    $taxex += $amt[$keys];
                    $exvat = "y";
                } else {
                    $exvat = "n";
                }
                //$newvat+=vatcalc($amt[$keys],$chrgvat,$exvat,$traddisc);
                $wtd = $whids[$keys];
                # insert invoice items
                $sql = "\n\t\t\t\t\t\tINSERT INTO inv_items (\n\t\t\t\t\t\t\tinvid, whid, stkid, qty, unitcost, amt, \n\t\t\t\t\t\t\tdisc, discp, ss, serno, div, \n\t\t\t\t\t\t\tvatcode, del\n\t\t\t\t\t\t) VALUES (\n\t\t\t\t\t\t\t'{$invid}', '{$whids[$keys]}', '{$stkids[$keys]}', '{$qtys[$keys]}', '{$unitcost[$keys]}', '{$amt[$keys]}', \n\t\t\t\t\t\t\t'{$disc[$keys]}', '{$discp[$keys]}', '{$sernos_ss[$keys]}', '{$sernos[$keys]}', '" . USER_DIV . "', \n\t\t\t\t\t\t\t'{$vatcodes[$keys]}', '0'\n\t\t\t\t\t\t)";
                $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
                if (strlen($sernos[$keys]) > 0) {
                    ext_resvSer($sernos[$keys], $stk['stkid']);
                }
                # update stock(alloc + qty)
                $sql = "UPDATE stock SET alloc = (alloc + '{$qtys[$keys]}') WHERE stkid = '{$stkids[$keys]}' AND div = '" . USER_DIV . "'";
                $rslt = db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
            }
            # everything is set place done button
            $_POST["done"] = "\t| <input name='doneBtn' type='submit' value='Process'>";
            //if ($cust["email"] != "") {
            $_POST["done"] .= " | <input name='emailBtn' type='submit' value='Process and Email to Customer'>";
            //}
        }
    } else {
        $_POST["done"] = "";
    }
    //$newvat+=vatcalc($delchrg,$chrgvat,"no",$traddisc);
    db_conn('cubit');
    $Sl = "SELECT * FROM vatcodes WHERE id='{$delvat}'";
    $Ri = db_exec($Sl);
    $vd = pg_fetch_array($Ri);
    // 		if(pg_num_rows($Ri)>0) {
    // 			$taxex += $delchrg;
    // 		}
    if ($vd['zero'] == "Yes") {
        $excluding = "y";
    } else {
        $excluding = "";
    }
    if (TAX_VAT != $vd['vat_amount'] and $vd['vat_amount'] != "0.00") {
        $showvat = FALSE;
    }
    $_POST['showvat'] = $showvat;
    $vr = vatcalc($delchrg, $inv['chrgvat'], $excluding, $inv['traddisc'], $vd['vat_amount']);
    $vrs = explode("|", $vr);
    $ivat = $vrs[0];
    $iamount = $vrs[1];
    $vatamount += $ivat;
    /* --- ----------- Clac --------------------- */
    ##----------------------NEW----------------------
    $sub = 0.0;
    if (isset($amt)) {
        $sub = sprint(array_sum($amt));
    }
    $VATP = TAX_VAT;
    #get traddisc setting ...
    $traddisc_setting = getCSetting("SET_INV_TRADDISC");
    if ($chrgvat == "exc") {
        $taxex = sprint($taxex - $taxex * $traddisc / 100);
        $subtotal = sprint($sub + $delchrg);
        if ($traddisc_setting == "include") {
            $tradvar = $subtotal;
        } else {
            $tradvar = $sub;
        }
        $traddiscmt = sprint($tradvar * $traddisc / 100);
        $subtotal = sprint($subtotal - $traddiscmt);
        $VAT = $vatamount;
        $SUBTOT = $sub;
        $TOTAL = sprint($subtotal + $VAT);
        $delexvat = sprint($delchrg);
    } elseif ($chrgvat == "inc") {
        $ot = $taxex;
        $taxex = sprint($taxex - $taxex * $traddisc / 100);
        $subtotal = sprint($sub + $delchrg);
        if ($traddisc_setting == "include") {
            $tradvar = $subtotal;
        } else {
            $tradvar = $sub;
        }
        $traddiscmt = sprint($tradvar * $traddisc / 100);
        $subtotal = sprint($subtotal - $traddiscmt);
        $VAT = $vatamount;
        $SUBTOT = sprint($sub);
        $TOTAL = sprint($subtotal);
        $delexvat = sprint($delchrg);
        $traddiscmt = sprint($traddiscmt);
    } else {
        $subtotal = sprint($sub + $delchrg);
        if ($traddisc_setting == "include") {
            $tradvar = $subtotal;
        } else {
            $tradvar = $sub;
        }
        $traddiscmt = sprint($tradvar * $traddisc / 100);
        $subtotal = sprint($subtotal - $traddiscmt);
        $VAT = sprint(0);
        $SUBTOT = $sub;
        $TOTAL = $subtotal;
        $delexvat = sprint($delchrg);
    }
    /* --- ----------- Clac --------------------- */
    ##----------------------END----------------------
    /* --- ----------- Clac ---------------------
    ----------------------OLD----------------------
    		# calculate subtot
    		$SUBTOT = 0.00;
    		if(isset($amt))
    			$SUBTOT = array_sum($amt);
    
    		$SUBTOT -= $taxex;
    
    		# duplicate
    		$SUBTOTAL = $SUBTOT;
    
    		$VATP = TAX_VAT;
    		if($chrgvat == "exc"){
    			$SUBTOTAL = $SUBTOTAL;
    			$delexvat= ($delchrg);
    		}elseif($chrgvat == "inc"){
    			$SUBTOTAL = sprint(($SUBTOTAL * 100)/(100 + $VATP));
    			$delexvat = sprint(($delchrg * 100)/($VATP + 100));
    		}else{
    			$SUBTOTAL = ($SUBTOTAL);
    			$delexvat = ($delchrg);
    		}
    
    		$SUBTOT = $SUBTOTAL;
    		$EXVATTOT = $SUBTOT;
    		$EXVATTOT += $delexvat;
    
    		# Minus trade discount from taxex
    		if($traddisc > 0){
    			$traddiscmtt = (($traddisc/100) * $taxex);
    		}else{
    			$traddiscmtt = 0;
    		}
    		$taxext = ($taxex - $traddiscmtt);
    
    		if($traddisc > 0) {
    			$traddiscmt = ($EXVATTOT * ($traddisc/100));
    		}else{
    			$traddiscmt = 0;
    		}
    		$EXVATTOT -= $traddiscmt;
    		// $EXVATTOT -= $taxex;
    
    		$traddiscmt = sprint($traddiscmt  + $traddiscmtt);
    
    		if($chrgvat != "nov"){
    			$VAT = sprint($EXVATTOT * ($VATP/100));
    		}else{
    			$VAT = 0;
    		}
    
    		$TOTAL = sprint($EXVATTOT + $VAT + $taxext);
    		$SUBTOT += $taxex;
    */
    #override address
    if ($branch != 0) {
        $get_addr = "SELECT branch_descrip FROM customer_branches WHERE id = '{$branch}' AND div = '" . USER_DIV . "' LIMIT 1";
        $run_addr = db_exec($get_addr);
        if (pg_numrows($run_addr) < 1) {
            #address missing ... do nothing
        } else {
            $arr = pg_fetch_array($run_addr);
            $cust['addr1'] = $arr['branch_descrip'];
        }
    }
    // Delivery Date
    $deldate = "{$del_date_year}-{$del_date_month}-{$del_date_day}";
    /* --- ----------- Clac --------------------- */
    if (!isset($bankid)) {
        $bankid = cust_bank_id($cusnum);
    }
    # insert invoice to DB
    $sql = "\n\t\t\tUPDATE invoices \n\t\t\tSET delvat='{$delvat}', cusnum = '{$cusnum}', deptid = '{$dept['deptid']}', deptname = '{$dept['deptname']}', \n\t\t\t\tcusacc = '{$cust['accno']}', cusname = '{$cust['cusname']}', surname = '{$cust['surname']}', cusaddr = '{$cust['addr1']}', \n\t\t\t\tcusvatno = '{$cust['vatnum']}', cordno = '{$cordno}', ordno = '{$ordno}', docref = '{$docref}', \n\t\t\t\tchrgvat = '{$chrgvat}', terms = '{$terms}', salespn = '{$salespn}', odate = '{$odate}', traddisc = '{$traddisc}', \n\t\t\t\tdelchrg = '{$delchrg}', subtot = '{$SUBTOT}', vat = '{$VAT}', total = '{$TOTAL}', balance = '{$TOTAL}', \n\t\t\t\tcomm = '{$comm}', serd = 'y', discount='{$traddiscmt}', delivery='{$delexvat}', branch = '{$branch}', \n\t\t\t\tdeldate = '{$deldate}', bankid = '{$bankid}' \n\t\t\tWHERE invid = '{$invid}'";
    $rslt = db_exec($sql) or errDie("Unable to update invoice in Cubit.", SELF);
    # remove old data
    $sql = "DELETE FROM inv_data WHERE invid='{$invid}'  AND div = '" . USER_DIV . "'";
    $rslt = db_exec($sql) or errDie("Unable to update invoice data in Cubit.", SELF);
    # pu in new data
    $sql = "INSERT INTO inv_data(invid, dept, customer, addr1, div) VALUES('{$invid}', '{$dept['deptname']}', '{$cust['cusname']} {$cust['surname']}', '{$cust['addr1']}', '" . USER_DIV . "')";
    $rslt = db_exec($sql) or errDie("Unable to insert invoice data to Cubit.", SELF);
    if (strlen($bar) > 0) {
        /* check if there a stock item with global barcode matching input barcode */
        $sql = "SELECT * FROM stock WHERE bar='{$bar}' AND div = '" . USER_DIV . "'";
        $barRslt = db_exec($sql);
        if (pg_num_rows($barRslt) <= 0) {
            /* fetch last character of barcode */
            $chr = substr($bar, strlen($bar) - 1, 1);
            /* invalid barcode */
            if (!is_numeric($chr)) {
                return details($_POST, "The code you selected is invalid");
            }
            /* which barcode table to scan for stock id */
            $tab = "ss{$chr}";
            $stid = barext_dbget($tab, 'code', $bar, 'stock');
            $stab = "serial{$chr}";
            $sstid = serext_dbget($stab, 'serno', $bar, 'stkid');
            /* non-existing barcode, check for serial number */
            if ($stid <= 0) {
                if ($sstid <= 0) {
                    return details($_POST, "<li class='err'>The serial number/bar code you selected is not in the system or is not available.</li>");
                }
                if (serext_dbnum($stab, 'serno', $bar, 'stkid') > 1) {
                    return details($_POST, "<li class='err'>Duplicate serial numbers found, please scan barcode or select stock item.</li>");
                }
                /* mark barcoded item as unavailable */
                $sql = "UPDATE " . $stab . " SET rsvd='y' WHERE serno='{$bar}'";
                db_exec($sql);
                $serno_bar = "{$bar}";
                $stid = $sstid;
            } else {
                if ($sstid > 0) {
                    return details($_POST, "<li class='err'>A serial and barcode with same value, please scan other value or select product manually.</li>");
                }
                /* mark barcoded item as unavailable */
                $sql = "UPDATE " . $tab . " SET active='no' WHERE code='{$bar}' AND div='" . USER_DIV . "'";
                db_exec($sql);
                $serno_bar = "{$bar}";
            }
            /* fetch stock row for selected item */
            $sql = "SELECT * FROM stock WHERE stkid = '{$stid}' AND div = '" . USER_DIV . "'";
            $barRslt = db_exec($sql);
        } else {
            $serno_bar = "";
        }
        $s = pg_fetch_array($barRslt);
        /* allocate stock item */
        $sql = "UPDATE stock SET alloc = (alloc + '1') WHERE stkid = '{$s['stkid']}' AND div = '" . USER_DIV . "'";
        db_exec($sql) or errDie("Unable to update stock to Cubit.", SELF);
        $sql = "\n\t\t\tINSERT INTO inv_items (\n\t\t\t\tinvid, whid, stkid, qty, unitcost, amt, disc, discp, ss, serno, \n\t\t\t\tdiv, vatcode\n\t\t\t) VALUES (\n\t\t\t\t'{$invid}', '{$s['whid']}', '{$s['stkid']}', '1','{$s['selamt']}', '{$s['selamt']}','0','0','{$bar}', '{$serno_bar}', \n\t\t\t\t'" . USER_DIV . "', (SELECT id FROM cubit.vatcodes LIMIT 1)\n\t\t\t)";
        db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
    }
    pglib_transaction("COMMIT") or errDie("Unable to commit a database transaction.", SELF);
    /* --- Start button Listeners --- */
    if (isset($doneBtn) || isset($emailBtn)) {
        # Check if stock was selected(yes = put done button)
        db_connect();
        $sql = "SELECT stkid FROM inv_items WHERE invid = '{$inv['invid']}' AND div = '" . USER_DIV . "'";
        $crslt = db_exec($sql);
        if (pg_numrows($crslt) < 1) {
            $error = "<li class='err'> Error : Invoice number has no items.";
            return details($_POST, $error);
        }
        # Insert quote to DB
        $sql = "UPDATE invoices SET done = 'y' WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
        $rslt = db_exec($sql) or errDie("Unable to update invoice status in Cubit.", SELF);
        $Sl = "SELECT * FROM settings WHERE constant='Delivery Note'";
        $Ri = db_exec($Sl) or errDie("Unable to get settings.");
        $data = pg_fetch_array($Ri);
        if (isset($emailBtn)) {
            $email = "email=true";
        } else {
            $email = "";
        }
        if ($data['value'] == "Yes") {
            //		move('cust-credit-stockinv.php');
            //move('cust-credit-stockinv-newsetting.php');
            $OUTPUT = "\n\t\t\t\t<script>\n\t\t\t\t\tnhprinter('invoice-delnote.php?invid={$invid}','Delivery Note');\n\t\t\t\t\tprinter('invoice-print.php?invid={$invid}&type=inv&salespn={$salespn}&{$email}');\n\t\t\t\t\tmove('settings/cust-credit-stockinv-newsetting.php');\n\t\t\t\t</script>";
        } else {
            //		move('cust-credit-stockinv.php');
            //move('cust-credit-stockinv-newsetting.php');
            $OUTPUT = "\n\t\t\t\t<script>\n\t\t\t\t\tprinter('invoice-print.php?invid={$invid}&type=inv&{$email}');\n\t\t\t\t\tmove('settings/cust-credit-stockinv-newsetting.php');\n\t\t\t\t</script>";
        }
        # Print the invoice
        require "template.php";
    } elseif (isset($saveBtn)) {
        // Final Laytout
        $write = "\n\t\t\t<table " . TMPL_tblDflts . ">\n\t\t\t\t<tr>\n\t\t\t\t\t<th>New Invoice Saved</th>\n\t\t\t\t</tr>\n\t\t\t\t<tr class='" . bg_class() . "'>\n\t\t\t\t\t<td>Invoice for customer <b>{$cust['cusname']} {$cust['surname']}</b> has been saved. To view it go to 'View incomplete invoices'</td>\n\t\t\t\t</tr>\n\t\t\t</table>\n\t\t\t<p>\n\t\t\t<table " . TMPL_tblDflts . ">\n\t\t\t\t<tr>\n\t\t\t\t\t<th>Quick Links</th>\n\t\t\t\t</tr>\n\t\t\t\t<tr class='" . bg_class() . "'>\n\t\t\t\t\t<td><a href='invoice-view.php'>View Invoices</a></td>\n\t\t\t\t</tr>\n\t\t\t\t<script>document.write(getQuicklinkSpecial());</script>\n\t\t\t</table>";
        return $write;
    } else {
        if (isset($wtd)) {
            $_POST['wtd'] = $wtd;
        }
        if (strlen($ria) > 0) {
            $_POST['ria'] = $ria;
        }
        return details($_POST);
    }
    /* --- End button Listeners --- */
}
function write($_POST)
{
    # Get vars
    extract($_POST);
    # validate input
    require_lib("validate");
    $v = new validate();
    $v->isOk($sordid, "num", 1, 20, "Invalid Sales Order number.");
    # display errors, if any
    $err = "";
    if ($v->isError()) {
        $errors = $v->getErrors();
        foreach ($errors as $e) {
            $err .= "<li class='err'>" . $e["msg"] . "</li>";
        }
        return $err;
    }
    # Get Sales Order info
    db_connect();
    $sql = "SELECT * FROM sorders WHERE sordid = '{$sordid}' AND div = '" . USER_DIV . "'";
    $sordRslt = db_exec($sql) or errDie("Unable to get Sales Order information");
    if (pg_numrows($sordRslt) < 1) {
        return "<li class='err'>Sales Order Not Found</li>";
    }
    $sord = pg_fetch_array($sordRslt);
    /* - Start Copying - */
    pglib_transaction("BEGIN") or errDie("Unable to start a database transaction.", SELF);
    db_connect();
    # Insert invoice to DB
    $sql = "\n\t\tINSERT INTO invoices (\n\t\t\tdeptid, cusnum, deptname, cusacc, cusname, surname, \n\t\t\tcusaddr, cusvatno, cordno, ordno, chrgvat, terms, \n\t\t\ttraddisc, salespn, odate, delchrg, subtot, vat, \n\t\t\tdiscount, delivery, total, balance, comm, printed, \n\t\t\tdone, serd, prd, div, docref, delvat\n\t\t) VALUES (\n\t\t\t'{$sord['deptid']}', '{$sord['cusnum']}', '{$sord['deptname']}', '{$sord['cusacc']}', '{$sord['cusname']}', '{$sord['surname']}', \n\t\t\t'{$sord['cusaddr']}', '{$sord['cusvatno']}', '{$sord['cordno']}', '{$sord['ordno']}', '{$sord['chrgvat']}', '{$sord['terms']}', \n\t\t\t'{$sord['traddisc']}', '{$sord['salespn']}', '{$sord['odate']}', '{$sord['delchrg']}', '{$sord['subtot']}', '{$sord['vat']}' , \n\t\t\t'{$sord['discount']}', '{$sord['delivery']}', '{$sord['total']}', '{$sord['total']}', '{$sord['comm']}', 'n', \n\t\t\t'y', 'n', '" . PRD_DB . "', '" . USER_DIV . "', '{$sord['pinvnum']}', '{$sord['delvat']}'\n\t\t)";
    $rslt = db_exec($sql) or errDie("Unable to insert invoice to Cubit.", SELF);
    # get next ordnum
    $invid = lastinvid();
    # get selected stock in this Sales Order
    db_connect();
    $sql = "SELECT *, qty - iqty AS rqty FROM sorders_items WHERE sordid = '{$sordid}' AND div = '" . USER_DIV . "'";
    $stkdRslt = db_exec($sql);
    $serd = "y";
    while ($stkd = pg_fetch_array($stkdRslt)) {
        $sord_itemid = $stkd['id'];
        $iqty[$sord_itemid] = sprint3($iqty[$sord_itemid]);
        if (!isset($iqty[$sord_itemid]) or $iqty[$sord_itemid] <= 0 or strlen($iqty[$sord_itemid]) < 1) {
            continue;
        }
        if ($iqty[$sord_itemid] > $stkd['rqty']) {
            pglib_transaction("ROLLBACK") or errDie("Unable to complete transaction.");
            return details(array("sordid" => $sordid), "<li class='err'>Invalid Qty To Invoice.</li>");
        }
        # Insert one by one per quantity
        if (ext_isSerial("stock", "stkid", $stkd['stkid'])) {
            $stkd['amt'] = sprint($stkd['amt'] / $stkd['qty']);
            $serd = "n";
            for ($i = 0; $i < $stkd['qty']; $i++) {
                # insert invoice items
                $stkd['vatcode'] += 0;
                $stkd['account'] += 0;
                $sql = "\n\t\t\t\t\tINSERT INTO inv_items (\n\t\t\t\t\t\tinvid, whid, stkid, qty, unitcost, amt, \n\t\t\t\t\t\tdisc, discp, div, vatcode, description, account\n\t\t\t\t\t) VALUES (\n\t\t\t\t\t\t'{$invid}', '{$stkd['whid']}', '{$stkd['stkid']}', '1', '{$stkd['unitcost']}', '{$stkd['amt']}', \n\t\t\t\t\t\t'{$stkd['disc']}', '{$stkd['discp']}', '" . USER_DIV . "', '{$stkd['vatcode']}', '{$stkd['description']}', '{$stkd['account']}'\n\t\t\t\t\t)";
                $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
            }
        } else {
            $stkd['vatcode'] += 0;
            $stkd['account'] += 0;
            # insert invoice items
            $sql = "\n\t\t\t\tINSERT INTO inv_items (\n\t\t\t\t\tinvid, whid, stkid, qty, unitcost, amt, \n\t\t\t\t\tdisc, discp, div, vatcode, description, account\n\t\t\t\t) VALUES (\n\t\t\t\t\t'{$invid}', '{$stkd['whid']}', '{$stkd['stkid']}', '{$iqty[$sord_itemid]}', '{$stkd['unitcost']}', '{$stkd['amt']}', \n\t\t\t\t\t'{$stkd['disc']}', '{$stkd['discp']}', '" . USER_DIV . "', '{$stkd['vatcode']}', '{$stkd['description']}', '{$stkd['account']}'\n\t\t\t\t)";
            $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
            # update the sales order information
            $upd_sql = "UPDATE sorders_items SET iqty = iqty + '{$iqty[$sord_itemid]}' WHERE sordid = '{$stkd['sordid']}' AND id = '{$sord_itemid}'";
            $run_upd = db_exec($upd_sql) or errDie("Unable to update sales order information.");
        }
    }
    # get selected stock in this Sales Order
    db_connect();
    $sql = "SELECT * FROM sord_data  WHERE sordid = '{$sordid}' AND div = '" . USER_DIV . "'";
    $dataRslt = db_exec($sql);
    $data = pg_fetch_array($dataRslt);
    $sql = "INSERT INTO inv_data (invid, dept, customer, addr1, div) VALUES ('{$invid}', '{$data['dept']}', '{$data['customer']}', '{$data['addr1']}', '" . USER_DIV . "')";
    $rslt = db_exec($sql) or errDie("Unable to insert invoice data to Cubit.", SELF);
    # check if there is anything still left
    $get_check = "SELECT * FROM sorders_items WHERE sordid = '{$sordid}' AND (qty - iqty) > 0";
    $run_check = db_exec($get_check) or errDie("Unable to check sales order completed status.");
    if (pg_numrows($run_check) <= 0) {
        # set to accepted
        $sql = "UPDATE sorders SET accepted = 'y' WHERE sordid = '{$sordid}' AND div = '" . USER_DIV . "'";
        $rslt = db_exec($sql) or errDie("Unable to update quotes in Cubit.", SELF);
    }
    # set to not serialised
    $sql = "UPDATE invoices SET serd = '{$serd}' WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
    $rslt = db_exec($sql) or errDie("Unable to update quotes in Cubit.", SELF);
    /* remove access data
    	$sql = "DELETE FROM sorders WHERE sordid = '$sordid' AND div = '".USER_DIV."'";
    	$rslt = db_exec($sql) or errDie("Unable to update Sales Orders on Cubit.",SELF);
    
    	$sql = "DELETE FROM sorders_items WHERE sordid = '$sordid' AND div = '".USER_DIV."'";
    	$rslt = db_exec($sql) or errDie("Unable to update Sales Orders in Cubit.",SELF);
    
    	$sql = "DELETE FROM sord_data WHERE sordid = '$sordid' AND div = '".USER_DIV."'";
    	$rslt = db_exec($sql) or errDie("Unable to update Sales Orders in Cubit.",SELF);
    	*/
    # End updates
    pglib_transaction("COMMIT") or errDie("Unable to commit a database transaction.", SELF);
    header("Location: cust-credit-stockinv.php?invid={$invid}&cont=true&letters=&done=");
    exit;
    /* - End Copying - */
    // Final Laytout
    $write = "\n\t\t<table " . TMPL_tblDflts . ">\n\t\t\t<tr>\n\t\t\t\t<th>Sales Order accepted</th>\n\t\t\t</tr>\n\t\t\t<tr class='" . bg_class() . "'>\n\t\t\t\t<td>Sales Order for customer <b>{$sord['cusname']} {$sord['surname']}</b> has been accepted</td>\n\t\t\t</tr>\n\t\t</table>\n\t\t<p>\n\t\t<table " . TMPL_tblDflts . ">\n\t\t\t<tr>\n\t\t\t\t<th>Quick Links</th>\n\t\t\t</tr>\n\t\t\t<tr class='" . bg_class() . "'>\n\t\t\t\t<td><a href='sorder-view.php'>View Sales Orders</a></td>\n\t\t\t</tr>\n\t\t\t<script>document.write(getQuicklinkSpecial());</script>\n\t\t</table>";
    return $write;
}
function write($_POST)
{
    # Get vars
    foreach ($_POST as $key => $value) {
        ${$key} = $value;
    }
    # validate input
    require_lib("validate");
    $v = new validate();
    $v->isOk($sordid, "num", 1, 20, "Invalid Sales Order number.");
    # display errors, if any
    $err = "";
    if ($v->isError()) {
        $errors = $v->getErrors();
        foreach ($errors as $e) {
            $err .= "<li class=err>" . $e["msg"];
        }
        return $err;
    }
    # Get Sales Order info
    db_connect();
    $sql = "SELECT * FROM sorders WHERE sordid = '{$sordid}' AND div = '" . USER_DIV . "'";
    $sordRslt = db_exec($sql) or errDie("Unable to get Sales Order information");
    if (pg_numrows($sordRslt) < 1) {
        return "<li class=err>Sales Order Not Found</li>";
    }
    $sord = pg_fetch_array($sordRslt);
    /* - Start Copying - */
    pglib_transaction("BEGIN") or errDie("Unable to start a database transaction.", SELF);
    db_connect();
    # Insert invoice to DB
    $sql = "INSERT INTO invoices(deptid, cusnum, deptname, cusacc, cusname, surname, cusaddr, cusvatno, cordno, ordno, chrgvat, fcid, currency, xrate, terms, traddisc, salespn, odate, delchrg, subtot, vat, total, balance, comm, location, printed, done, serd, prd, div)";
    $sql .= " VALUES('{$sord['deptid']}', '{$sord['cusnum']}', '{$sord['deptname']}', '{$sord['cusacc']}', '{$sord['cusname']}', '{$sord['surname']}', '{$sord['cusaddr']}', '{$sord['cusvatno']}', '{$sord['cordno']}', '{$sord['ordno']}', '{$sord['chrgvat']}', '{$sord['fcid']}', '{$sord['currency']}', '{$sord['xrate']}', '{$sord['terms']}', '{$sord['traddisc']}', '{$sord['salespn']}', '{$sord['odate']}', '{$sord['delchrg']}', '{$sord['subtot']}', '{$sord['vat']}' , '{$sord['total']}', '{$sord['total']}', '{$sord['comm']}', '{$sord['location']}', 'n', 'y', 'n', '" . PRD_DB . "', '" . USER_DIV . "')";
    $rslt = db_exec($sql) or errDie("Unable to insert invoice to Cubit.", SELF);
    # get next ordnum
    $invid = lastinvid();
    # get selected stock in this Sales Order
    db_connect();
    $sql = "SELECT * FROM sorders_items  WHERE sordid = '{$sordid}' AND div = '" . USER_DIV . "'";
    $stkdRslt = db_exec($sql);
    $serd = "y";
    while ($stkd = pg_fetch_array($stkdRslt)) {
        # Insert one by one per quantity
        if (ext_isSerial("stock", "stkid", $stkd['stkid'])) {
            $stkd['amt'] = sprint($stkd['amt'] / $stkd['qty']);
            $serd = "n";
            for ($i = 0; $i < $stkd['qty']; $i++) {
                # insert invoice items
                $sql = "INSERT INTO inv_items(invid, whid, stkid, qty, unitcost, funitcost, amt, famt, disc, discp, div) VALUES('{$invid}', '{$stkd['whid']}', '{$stkd['stkid']}', '1', '{$stkd['unitcost']}', '{$stkd['funitcost']}', '{$stkd['amt']}', '{$stkd['famt']}', '{$stkd['disc']}', '{$stkd['discp']}', '" . USER_DIV . "')";
                $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
            }
        } else {
            # insert invoice items
            $sql = "INSERT INTO inv_items(invid, whid, stkid, qty, unitcost, funitcost, amt, famt, disc, discp, div) VALUES('{$invid}', '{$stkd['whid']}', '{$stkd['stkid']}', '{$stkd['qty']}', '{$stkd['unitcost']}', '{$stkd['funitcost']}', '{$stkd['amt']}', '{$stkd['famt']}', '{$stkd['disc']}', '{$stkd['discp']}', '" . USER_DIV . "')";
            $rslt = db_exec($sql) or errDie("Unable to insert invoice items to Cubit.", SELF);
        }
    }
    # get selected stock in this Sales Order
    db_connect();
    $sql = "SELECT * FROM sord_data  WHERE sordid = '{$sordid}' AND div = '" . USER_DIV . "'";
    $dataRslt = db_exec($sql);
    $data = pg_fetch_array($dataRslt);
    $sql = "INSERT INTO inv_data(invid, dept, customer, addr1, div) VALUES('{$invid}', '{$data['dept']}', '{$data['customer']}', '{$data['addr1']}', '" . USER_DIV . "')";
    $rslt = db_exec($sql) or errDie("Unable to insert invoice data to Cubit.", SELF);
    # set to accepted
    $sql = "UPDATE sorders SET accepted = 'y' WHERE sordid = '{$sordid}' AND div = '" . USER_DIV . "'";
    $rslt = db_exec($sql) or errDie("Unable to update quotes in Cubit.", SELF);
    # set to not serialised
    $sql = "UPDATE invoices SET serd = '{$serd}' WHERE invid = '{$invid}' AND div = '" . USER_DIV . "'";
    $rslt = db_exec($sql) or errDie("Unable to update quotes in Cubit.", SELF);
    // # remove access data
    // $sql = "DELETE FROM sorders WHERE sordid = '$sordid' AND div = '".USER_DIV."'";
    // $rslt = db_exec($sql) or errDie("Unable to update Sales Orders in Cubit.",SELF);
    // $sql = "DELETE FROM sorders_items WHERE sordid = '$sordid' AND div = '".USER_DIV."'";
    // $rslt = db_exec($sql) or errDie("Unable to update Sales Orders in Cubit.",SELF);
    // $sql = "DELETE FROM sord_data WHERE sordid = '$sordid' AND div = '".USER_DIV."'";
    // $rslt = db_exec($sql) or errDie("Unable to update Sales Orders in Cubit.",SELF);
    # End updates
    pglib_transaction("COMMIT") or errDie("Unable to commit a database transaction.", SELF);
    header("Location: intinvoice-new.php?invid={$invid}&cont=true&letters=&done=");
    exit;
    /* - End Copying - */
    // Final Laytout
    $write = "\n\t<table border=0 cellpadding='" . TMPL_tblCellPadding . "' cellspacing='" . TMPL_tblCellSpacing . "'>\n\t\t<tr><th>International Sales Order accepted</th></tr>\n\t\t<tr class='bg-even'><td>Sales Order for customer <b>{$sord['cusname']} {$sord['surname']}</b> has been accepted</td></tr>\n\t</table>\n\t<p>\n\t<table border=0 cellpadding='" . TMPL_tblCellPadding . "' cellspacing='" . TMPL_tblCellSpacing . "'>\n\t\t<tr><th>Quick Links</th></tr>\n\t\t<tr class='bg-odd'><td><a href='sorder-view.php'>View Sales Orders</a></td></tr>\n\t\t<script>document.write(getQuicklinkSpecial());</script>\n\t</table>";
    return $write;
}