2 /**********************************************************************
3 Copyright (C) FrontAccounting, LLC.
4 Released under the terms of the GNU General Public License, GPL,
5 as published by the Free Software Foundation, either version 3
6 of the License, or (at your option) any later version.
7 This program is distributed in the hope that it will be useful,
8 but WITHOUT ANY WARRANTY; without even the implied warranty of
9 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
10 See the License here <http://www.gnu.org/licenses/gpl-3.0.html>.
11 ***********************************************************************/
12 //----------------------------------------------------------------------------------------
13 function add_sales_order(&$order)
15 global $SysPrefs, $path_to_root, $Refs;
18 hook_db_prewrite($order, $order->trans_type);
19 $order_no = get_next_trans_no($order->trans_type);
20 $del_date = date2sql($order->due_date);
21 $order_type = 0; // this is default on new order
22 $total = $order->get_trans_total();
23 $sql = "INSERT INTO ".TB_PREF."sales_orders (order_no, type, debtor_no, trans_type, branch_code, customer_ref, reference, comments, ord_date,
24 order_type, ship_via, deliver_to, delivery_address, contact_phone,
25 freight_cost, from_stk_loc, delivery_date, payment_terms, total, prep_amount)
26 VALUES (" .db_escape($order_no) . "," .db_escape($order_type) . "," . db_escape($order->customer_id) .
27 ", " .db_escape($order->trans_type) . "," .db_escape($order->Branch) . ", ".
28 db_escape($order->cust_ref) .",".
29 db_escape($order->reference) .",".
30 db_escape($order->Comments) .",'" .
31 date2sql($order->document_date) . "', " .
32 db_escape($order->sales_type) . ", " .
33 db_escape($order->ship_via)."," .
34 db_escape($order->deliver_to) . "," .
35 db_escape($order->delivery_address) . ", " .
36 db_escape($order->phone) . ", " .
37 db_escape($order->freight_cost) .", " .
38 db_escape($order->Location) .", " .
39 db_escape($del_date) . "," .
40 db_escape($order->payment) . "," .
41 db_escape($total) . "," .
42 db_escape($order->prep_amount).")";
44 db_query($sql, "order Cannot be Added");
46 $order->trans_no = array($order_no=>0);
48 if ($SysPrefs->loc_notification() == 1)
50 include_once($path_to_root . "/inventory/includes/inventory_db.inc");
54 $st_reorder = array();
56 foreach ($order->line_items as $line)
58 if ($SysPrefs->loc_notification() == 1 && is_inventory_item($line->stock_id))
59 $loc = calculate_reorder_level($order->Location, $line, $st_ids, $st_names, $st_num, $st_reorder);
61 $sql = "INSERT INTO ".TB_PREF."sales_order_details (order_no, trans_type, stk_code, description, unit_price, quantity, discount_percent) VALUES (";
62 $sql .= $order_no . ",".$order->trans_type .
63 ",".db_escape($line->stock_id).", "
64 .db_escape($line->item_description).", $line->price,
66 $line->discount_percent)";
67 db_query($sql, "order Details Cannot be Added");
69 // Now mark quotation line as processed
70 if ($order->trans_type == ST_SALESORDER && $line->src_id)
71 update_parent_line(ST_SALESORDER, $line->src_id, $line->qty_dispatched); // clear all the quote despite all or the part was ordered
72 } /* inserted line items into sales order details */
74 add_audit_trail($order->trans_type, $order_no, $order->document_date);
75 $Refs->save($order->trans_type, $order_no, $order->reference, null, $order->fixed_asset);
77 hook_db_postwrite($order, $order->trans_type);
80 if ($SysPrefs->loc_notification() == 1 && count($st_ids) > 0)
81 send_reorder_email($loc, $st_ids, $st_names, $st_num, $st_reorder);
85 //----------------------------------------------------------------------------------------
87 function delete_sales_order($order_no, $trans_type)
90 hook_db_prevoid($trans_type, $order_no);
92 $order = get_sales_order_header($order_no, $trans_type);
94 $sql = "DELETE FROM ".TB_PREF."sales_orders WHERE order_no=" . db_escape($order_no)
95 . " AND trans_type=".db_escape($trans_type);
97 db_query($sql, "order Header Delete");
99 $sql = "DELETE FROM ".TB_PREF."sales_order_details WHERE order_no ="
100 .db_escape($order_no) . " AND trans_type=".db_escape($trans_type);
101 db_query($sql, "order Detail Delete");
103 add_audit_trail($trans_type, $order_no, sql2date($order['ord_date']), _("Deleted."));
104 commit_transaction();
107 //----------------------------------------------------------------------------------------
108 // Mark changes in sales_order_details
110 function update_sales_order_version($order)
112 foreach ($order as $so_num => $so_ver) {
113 $sql= 'UPDATE '.TB_PREF.'sales_orders SET version=version+1 WHERE order_no='. db_escape($so_num).
114 ' AND version='.$so_ver . " AND trans_type=".ST_SALESORDER;
115 db_query($sql, 'Concurrent editing conflict while sales order update');
119 //----------------------------------------------------------------------------------------
121 function update_sales_order($order)
123 global $SysPrefs, $path_to_root, $Refs;
125 $del_date = date2sql($order->due_date);
126 $ord_date = date2sql($order->document_date);
127 $order_no = key($order->trans_no);
128 $version= current($order->trans_no);
129 $total = $order->get_trans_total();
132 hook_db_prewrite($order, $order->trans_type);
134 if ($order->trans_type == ST_SALESORDER)
135 $allocs = get_payments_for($order_no, $order->trans_type, $order->customer_id);
137 $sql = "UPDATE ".TB_PREF."sales_orders SET type =".db_escape($order->so_type)." ,
138 debtor_no = " . db_escape($order->customer_id) . ",
139 branch_code = " . db_escape($order->Branch) . ",
140 customer_ref = ". db_escape($order->cust_ref) .",
141 reference = ". db_escape($order->reference) .",
142 comments = ". db_escape($order->Comments) .",
143 ord_date = " . db_escape($ord_date) . ",
144 order_type = " .db_escape($order->sales_type) . ",
145 ship_via = " . db_escape($order->ship_via) .",
146 deliver_to = " . db_escape($order->deliver_to) . ",
147 delivery_address = " . db_escape($order->delivery_address) . ",
148 contact_phone = " .db_escape($order->phone) . ",
149 freight_cost = " .db_escape($order->freight_cost) .",
150 from_stk_loc = " .db_escape($order->Location) .",
151 delivery_date = " .db_escape($del_date). ",
152 version = ".($version+1).",
153 payment_terms = " .db_escape($order->payment). ",
154 total = ". db_escape($total). ",
155 prep_amount = ". db_escape($order->prep_amount) ."
156 WHERE order_no=" . db_escape($order_no) ."
157 AND trans_type=".$order->trans_type." AND version=".$version;
158 db_query($sql, "order Cannot be Updated, this can be concurrent edition conflict");
160 $id_tokeep = array();
161 foreach ($order->line_items as $line) {
162 array_push($id_tokeep , $line->id);
164 $id_list = implode(', ', $id_tokeep);
166 $sql = "DELETE FROM ".TB_PREF."sales_order_details WHERE order_no =" . db_escape($order_no) . " AND trans_type=".$order->trans_type;
167 $sql .= " AND id NOT IN ($id_list)";
169 db_query($sql, "Old order Cannot be Deleted");
171 if ($SysPrefs->loc_notification() == 1)
173 include_once($path_to_root . "/inventory/includes/inventory_db.inc");
177 $st_reorder = array();
179 foreach ($order->line_items as $line)
181 if ($SysPrefs->loc_notification() == 1 && is_inventory_item($line->stock_id))
182 $loc = calculate_reorder_level($order->Location, $line, $st_ids, $st_names, $st_num, $st_reorder);
184 if (!$line->id) //new line
185 $sql = "INSERT INTO ".TB_PREF."sales_order_details
186 (order_no, trans_type, stk_code, description, unit_price, quantity,
187 discount_percent, qty_sent)
188 VALUES (".$order_no . ",".$order->trans_type.","
189 .db_escape($line->stock_id) . ","
190 .db_escape($line->item_description) . ", "
191 .db_escape($line->price) . ", "
192 .db_escape($line->quantity) . ", "
193 .db_escape($line->discount_percent) . ", "
194 .db_escape($line->qty_done) ." )";
196 $sql = "UPDATE ".TB_PREF."sales_order_details
197 SET id=".db_escape($line->id).",
199 trans_type=".$order->trans_type.",
200 stk_code=".db_escape($line->stock_id).",
201 description=".db_escape($line->item_description).",
202 unit_price=".db_escape($line->price).",
203 quantity=".db_escape($line->quantity).",
204 discount_percent=".db_escape($line->discount_percent).",
205 qty_sent=".db_escape($line->qty_done)."
206 WHERE id = ".db_escape($line->id);
208 db_query($sql, "Old order Cannot be updated");
209 } /* inserted line items into sales order details */
211 if ($order->trans_type == ST_SALESORDER)
212 reallocate_payments($order_no, ST_SALESORDER, $ord_date, $total, $allocs, $order->customer_id);
213 add_audit_trail($order->trans_type, $order_no, $order->document_date, _("Updated."));
214 $Refs->save($order->trans_type, $order_no, $order->reference, null, $order->fixed_asset);
216 hook_db_postwrite($order, $order->trans_type);
217 commit_transaction();
218 if ($SysPrefs->loc_notification() == 1 && count($st_ids) > 0)
219 send_reorder_email($loc, $st_ids, $st_names, $st_num, $st_reorder);
222 //----------------------------------------------------------------------------------------
224 function get_sales_order_header($order_no, $trans_type)
226 $sql = "SELECT sorder.*,
233 stype.id AS sales_type_id,
237 tax_group.name AS tax_group_name,
238 tax_group.id AS tax_group_id,
241 IFNULL(allocs.ord_allocs, 0)+IFNULL(inv.inv_allocs ,0) AS sum_paid,
242 sorder.prep_amount>0 as prepaid
243 FROM ".TB_PREF."sales_orders sorder
244 LEFT JOIN (SELECT trans_no_to, sum(amt) ord_allocs FROM ".TB_PREF."cust_allocations
245 WHERE trans_type_to=".ST_SALESORDER." AND trans_no_to=".db_escape($order_no)." GROUP BY trans_no_to)
246 allocs ON sorder.trans_type=".ST_SALESORDER." AND allocs.trans_no_to=sorder.order_no
247 LEFT JOIN (SELECT order_, sum(alloc) inv_allocs FROM ".TB_PREF."debtor_trans
248 WHERE type=".ST_SALESINVOICE." AND order_=".db_escape($order_no)." GROUP BY order_)
249 inv ON sorder.trans_type=".ST_SALESORDER." AND inv.order_=sorder.order_no
250 LEFT JOIN ".TB_PREF."shippers ship ON ship.shipper_id = sorder.ship_via,"
251 .TB_PREF."debtors_master cust,"
252 .TB_PREF."sales_types stype, "
253 .TB_PREF."tax_groups tax_group, "
254 .TB_PREF."cust_branch branch,"
255 .TB_PREF."locations loc
256 WHERE sorder.order_type=stype.id
257 AND branch.branch_code = sorder.branch_code
258 AND branch.tax_group_id = tax_group.id
259 AND sorder.debtor_no = cust.debtor_no
260 AND loc.loc_code = sorder.from_stk_loc
261 AND sorder.trans_type = " . db_escape($trans_type) ."
262 AND sorder.order_no = " . db_escape($order_no );
264 $result = db_query($sql, "order Retreival");
266 $num = db_num_rows($result);
269 display_warning("You have duplicate document in database: (type:$trans_type, number:$order_no).");
273 return db_fetch($result);
276 display_warning("You have missing or invalid sales document in database (type:$trans_type, number:$order_no).");
280 //----------------------------------------------------------------------------------------
282 function get_sales_order_details($order_no, $trans_type) {
283 $sql = "SELECT id, stk_code, unit_price,
287 qty_sent as qty_done,
288 item.long_description,
292 FROM ".TB_PREF."sales_order_details line,"
293 .TB_PREF."stock_master item
294 WHERE line.stk_code = item.stock_id
295 AND order_no =".db_escape($order_no)
296 ." AND trans_type = ".db_escape($trans_type) . " ORDER BY id";
298 return db_query($sql, "Retreive order Line Items");
300 //----------------------------------------------------------------------------------------
302 function read_sales_order($order_no, &$order, $trans_type)
305 $myrow = get_sales_order_header($order_no, $trans_type);
307 $order->trans_type = $myrow['trans_type'];
308 $order->so_type = $myrow["type"];
309 $order->trans_no = array($order_no=> $myrow["version"]);
311 $order->set_customer($myrow["debtor_no"], $myrow["name"],
312 $myrow["curr_code"], $myrow["discount"], $myrow["payment_terms"]);
314 $order->set_branch($myrow["branch_code"], $myrow["tax_group_id"],
315 $myrow["tax_group_name"], $myrow["contact_phone"]);
317 $order->set_sales_type($myrow["sales_type_id"], $myrow["sales_type"],
318 $myrow["tax_included"], $myrow["factor"]); // no default price calculations on edit
320 $order->set_location($myrow["from_stk_loc"], $myrow["location_name"]);
322 $order->set_delivery($myrow["ship_via"], $myrow["deliver_to"],
323 $myrow["delivery_address"], $myrow["freight_cost"]);
325 $order->cust_ref = $myrow["customer_ref"];
326 $order->sales_type =$myrow["order_type"];
327 $order->reference = $myrow["reference"];
328 $order->Comments = $myrow["comments"];
329 $order->due_date = sql2date($myrow["delivery_date"]);
330 $order->document_date = sql2date($myrow["ord_date"]);
332 $order->prepaid = $myrow["prepaid"];
333 $order->alloc = $myrow['alloc'];
334 $order->sum_paid = $myrow["sum_paid"]; // sum of all prepayments to so (also invoiced)
335 $order->prep_amount = $myrow["prep_amount"];
336 $order->prepayments = get_payments_for($order_no, $myrow['trans_type'], $myrow['debtor_no']);
338 $result = get_sales_order_details($order_no, $order->trans_type);
339 if (db_num_rows($result) > 0)
342 while ($myrow = db_fetch($result))
344 $order->add_to_cart($line_no,$myrow["stk_code"],$myrow["quantity"],
345 $myrow["unit_price"], $myrow["discount_percent"],
346 $myrow["qty_done"], $myrow["material_cost"], $myrow["description"], $myrow["id"] );
354 //----------------------------------------------------------------------------------------
356 function sales_order_has_deliveries($order_no)
358 $sql = "SELECT SUM(qty_sent) FROM ".TB_PREF.
359 "sales_order_details WHERE order_no=".db_escape($order_no)
360 ." AND trans_type=".ST_SALESORDER;
362 $result = db_query($sql, "could not query for sales order usage");
364 $row = db_fetch_row($result);
367 return true; // 2010-04-21 added check for eventually voided deliveries, Joe Hunt
368 $sql = "SELECT order_ FROM ".TB_PREF."debtor_trans WHERE type=".ST_CUSTDELIVERY." AND order_=".db_escape($order_no);
369 $result = db_query($sql,"The related delivery notes could not be retreived");
370 return (db_num_rows($result) > 0);
373 //----------------------------------------------------------------------------------------
375 function close_sales_order($order_no)
377 // set the quantity of each item to the already sent quantity. this will mark item as closed.
378 $sql = "UPDATE ".TB_PREF."sales_order_details
379 SET quantity = qty_sent WHERE order_no = ".db_escape($order_no)
380 ." AND trans_type=".ST_SALESORDER;
382 db_query($sql, "The sales order detail record could not be updated");
385 //---------------------------------------------------------------------------------------------------------------
387 function get_invoice_duedate($terms, $invdate)
389 if (!is_date($invdate))
391 return new_doc_date();
394 $myrow = get_payment_terms($terms);
399 if ($myrow['day_in_following_month'] > 0)
400 $duedate = add_days(end_month($invdate), $myrow['day_in_following_month']);
401 elseif ($myrow['days_before_due'] > 0)
402 $duedate = add_days($invdate, $myrow['days_before_due']);
408 function get_customer_to_order($customer_id) {
410 // Now check to ensure this account is not on hold */
411 $sql = "SELECT cust.name,
413 credit_status.dissallow_invoices,
414 cust.sales_type AS salestype,
424 cust.credit_limit - Sum(IFNULL(IF(trans.type IN(".implode(',', array(ST_CUSTCREDIT, ST_CUSTPAYMENT, ST_BANKDEPOSIT))."),
425 -1, 1) * (ov_amount + ov_gst + ov_freight + ov_freight_tax + ov_discount),0)) as cur_credit
426 FROM ".TB_PREF."debtors_master cust
427 LEFT JOIN ".TB_PREF."debtor_trans trans ON trans.type!=".ST_CUSTDELIVERY." AND trans.debtor_no = cust.debtor_no,"
428 .TB_PREF."credit_status credit_status,"
429 .TB_PREF."sales_types stype
430 WHERE cust.sales_type=stype.id
431 AND cust.credit_status=credit_status.id
432 AND cust.debtor_no=".db_escape($customer_id)
433 ." GROUP by cust.debtor_no";
435 $result =db_query($sql,"Customer Record Retreive");
436 return db_fetch($result);
439 function get_branch_to_order($customer_id, $branch_id) {
441 // the branch was also selected from the customer selection so default the delivery details from the customer branches table cust_branch. The order process will ask for branch details later anyway
442 $sql = "SELECT branch.br_name,
444 branch.br_post_address,
445 default_location, location_name, default_ship_via,
446 tax_group.name AS tax_group_name,
447 tax_group.id AS tax_group_id
448 FROM ".TB_PREF."cust_branch branch,"
449 .TB_PREF."tax_groups tax_group,"
450 .TB_PREF."locations location
451 WHERE branch.tax_group_id = tax_group.id
452 AND location.loc_code=default_location
453 AND branch.branch_code=".db_escape($branch_id)."
454 AND branch.debtor_no=".db_escape($customer_id);
456 return db_query($sql,"Customer Branch Record Retreive");
467 function get_sql_for_sales_orders_view($trans_type, $trans_no, $filter,
468 $stock_item='', $from='', $to='', $ref='', $location=ALL_TEXT, $customer_id=ALL_TEXT, $show_voided = 0)
470 if ($filter=='OutstandingOnly')
471 $order_value = 'Sum(line.unit_price*(line.quantity-line.qty_sent)*(1-line.discount_percent))+freight_cost';
473 $order_value = 'Sum(line.unit_price*line.quantity*(1-line.discount_percent))+freight_cost';
480 .($filter=='InvoiceTemplates'
481 || $filter=='DeliveryTemplates' ?
482 "sorder.comments, " : "sorder.customer_ref, ")
484 sorder.delivery_date,
486 $order_value AS OrderValue,
489 Sum(line.qty_sent) AS TotDelivered,
490 Sum(line.quantity) AS TotQuantity,
491 Sum(line.invoiced) AS TotInvoiced,
499 FROM ".TB_PREF."sales_orders as sorder
500 LEFT JOIN (SELECT trans_no_to, sum(amt) ord_payments FROM ".TB_PREF."cust_allocations WHERE trans_type_to=".ST_SALESORDER." GROUP BY trans_no_to)
501 allocs ON sorder.trans_type=".ST_SALESORDER." AND allocs.trans_no_to=sorder.order_no
502 LEFT JOIN (SELECT order_, sum(prep_amount) inv_payments FROM ".TB_PREF."debtor_trans WHERE type=".ST_SALESINVOICE." GROUP BY order_)
503 inv ON sorder.trans_type=".ST_SALESORDER." AND inv.order_=sorder.order_no,"
504 .TB_PREF."sales_order_details as line, "
505 .TB_PREF."debtors_master as debtor, "
506 .TB_PREF."cust_branch as branch
507 WHERE sorder.order_no = line.order_no
508 AND sorder.trans_type = line.trans_type
509 AND sorder.trans_type = ".db_escape($trans_type)."
510 AND sorder.debtor_no = debtor.debtor_no
511 AND sorder.branch_code = branch.branch_code
512 AND debtor.debtor_no = branch.debtor_no";
514 if (isset($trans_no) && $trans_no != "")
516 // search orders with number like
517 $number_like = "%".$trans_no;
518 $sql .= " AND sorder.order_no LIKE ".db_escape($number_like);
519 // ." GROUP BY sorder.order_no";
523 // search orders with reference like
524 $sql .= " AND sorder.reference LIKE ".db_escape('%' . $ref . '%');
525 // ." GROUP BY sorder.order_no";
527 else // ... or select inquiry constraints
529 if ($filter!='DeliveryTemplates' && $filter!='InvoiceTemplates' && $filter!='OutstandingOnly')
531 $date_after = date2sql($from);
532 $date_before = date2sql($to);
534 $sql .= " AND sorder.ord_date >= '$date_after'"
535 ." AND sorder.ord_date <= '$date_before'";
538 if ($trans_type == ST_SALESQUOTE && !check_value('show_all'))
539 $sql .= " AND sorder.delivery_date >= '".date2sql(Today())."' AND line.qty_sent=0"; // show only outstanding, not realized quotes
541 //if ($selected_customer != -1)
542 // $sql .= " AND sorder.debtor_no=".db_escape($selected_customer);
544 if ($stock_item != ALL_TEXT)
545 $sql .= " AND line.stk_code=".db_escape($stock_item);
547 if ($location != ALL_TEXT)
548 $sql .= " AND sorder.from_stk_loc = ".db_escape($location);
550 if ($filter=='OutstandingOnly')
551 $sql .= " AND line.qty_sent < line.quantity";
553 if ($filter=='PrepaidOrders')
554 $sql .= " AND prep_amount>0";
556 elseif ($filter=='InvoiceTemplates' || $filter=='DeliveryTemplates')
557 $sql .= " AND sorder.type=1";
559 //Chaiatanya : New Filter
560 if ($customer_id != ALL_TEXT)
561 $sql .= " AND sorder.debtor_no = ".db_escape($customer_id);
563 $sql .= " GROUP BY sorder.order_no,
569 if ($show_voided == 0)
570 $sql .= " HAVING OrderValue != 0";
571 $sql .= " ORDER BY sorder.order_no DESC";
575 //--------------------------------------------------------------------------------------------------
576 function update_prepaid_so_line($line_id, $qty_invoiced)
578 $sql = "UPDATE ".TB_PREF."sales_order_details
579 SET invoiced = invoiced + ".(float)$qty_invoiced."
580 WHERE id=".db_escape($line_id);
582 db_query($sql, "The document detail record could not be updated with invoiced qty");
586 Returns array of all issued invoices to sales order $order_no, optinally up to trans_no==$up_to
588 function get_sales_order_invoices($order_no)
590 $sql = "SELECT trans_no, dt.type as type, tran_date, reference, prep_amount
591 FROM ".TB_PREF."debtor_trans dt
592 LEFT JOIN ".TB_PREF."voided v ON v.type=dt.type AND v.id=dt.trans_no
593 WHERE ISNULL(v.id) AND dt.type=".ST_SALESINVOICE." AND dt.order_=".db_escape($order_no)
594 ." ORDER BY dt.tran_date, dt.reference, dt.trans_no";
596 return db_query($sql, "cannot retrieve sales invoices for sales order");
599 function is_sales_order_started($order_no)
601 $sql = "SELECT count(*) FROM ".TB_PREF."sales_order_details WHERE order_no=".db_escape($order_no)." AND trans_type=".ST_SALESORDER
602 ." AND (invoiced!=0 OR qty_sent!=0)";
604 $result = db_fetch(db_query($sql, "cannot retrieve sales invoices for sales order"));
608 //---------------------------------------------------------------------------------------------
610 // Mark/unmark sales order as template.
612 function sales_order_set_template($id, $status)
614 $sql = "UPDATE ".TB_PREF."sales_orders SET type = ".db_escape($status)." WHERE order_no=".db_escape($id);
615 db_query($sql, "Can't change sales order type");
619 Check whether sales order is issued in prepaid mode and already opened
622 function is_prepaid_order_open($order_no)
624 $sql = "SELECT count(*)
625 FROM ".TB_PREF."sales_orders o,
626 ((SELECT trans_no_to FROM ".TB_PREF."cust_allocations
627 WHERE trans_type_to=".ST_SALESORDER." AND trans_no_to=".db_escape($order_no).")
629 (SELECT order_ FROM ".TB_PREF."debtor_trans
630 WHERE type=".ST_SALESINVOICE." AND order_=".db_escape($order_no).")) related
633 AND o.trans_type = ".ST_SALESORDER."
634 AND o.order_no = " . db_escape($order_no);
636 $result = db_fetch(db_query($sql, "cannot check prepaid order open"));
641 function last_sales_order_detail($order, $field)
643 $sql = "SELECT $field
644 FROM ".TB_PREF."sales_order_details d
645 LEFT JOIN " .TB_PREF."sales_orders o on d.order_no=o.order_no
646 WHERE debtor_no=" . db_escape($order->customer_id) . "
647 ORDER BY d.id DESC LIMIT 1";
649 $last_query=db_query($sql, "Could not retrieve last order detail");
650 $row = db_fetch_row($last_query);
651 return $row == false ? false : $row[0];