[0000608] Need better Negative stock prevention checking
[fa-stable.git] / sales / customer_delivery.php
1 <?php
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 //
14 //      Entry/Modify Delivery Note against Sales Order
15 //
16 $page_security = 'SA_SALESDELIVERY';
17 $path_to_root = "..";
18
19 include_once($path_to_root . "/sales/includes/cart_class.inc");
20 include_once($path_to_root . "/includes/session.inc");
21 include_once($path_to_root . "/includes/data_checks.inc");
22 include_once($path_to_root . "/includes/manufacturing.inc");
23 include_once($path_to_root . "/sales/includes/sales_db.inc");
24 include_once($path_to_root . "/sales/includes/sales_ui.inc");
25 include_once($path_to_root . "/reporting/includes/reporting.inc");
26 include_once($path_to_root . "/taxes/tax_calc.inc");
27
28 $js = "";
29 if ($use_popup_windows) {
30         $js .= get_js_open_window(900, 500);
31 }
32 if ($use_date_picker) {
33         $js .= get_js_date_picker();
34 }
35
36 if (isset($_GET['ModifyDelivery'])) {
37         $_SESSION['page_title'] = sprintf(_("Modifying Delivery Note # %d."), $_GET['ModifyDelivery']);
38         $help_context = "Modifying Delivery Note";
39         processing_start();
40 } elseif (isset($_GET['OrderNumber'])) {
41         $_SESSION['page_title'] = _($help_context = "Deliver Items for a Sales Order");
42         processing_start();
43 }
44
45 page($_SESSION['page_title'], false, false, "", $js);
46
47 if (isset($_GET['AddedID'])) {
48         $dispatch_no = $_GET['AddedID'];
49
50         display_notification_centered(sprintf(_("Delivery # %d has been entered."),$dispatch_no));
51
52         display_note(get_customer_trans_view_str(ST_CUSTDELIVERY, $dispatch_no, _("&View This Delivery")), 0, 1);
53
54         display_note(print_document_link($dispatch_no, _("&Print Delivery Note"), true, ST_CUSTDELIVERY));
55         display_note(print_document_link($dispatch_no, _("&Email Delivery Note"), true, ST_CUSTDELIVERY, false, "printlink", "", 1), 1, 1);
56         display_note(print_document_link($dispatch_no, _("P&rint as Packing Slip"), true, ST_CUSTDELIVERY, false, "printlink", "", 0, 1));
57         display_note(print_document_link($dispatch_no, _("E&mail as Packing Slip"), true, ST_CUSTDELIVERY, false, "printlink", "", 1, 1), 1);
58
59         display_note(get_gl_view_str(13, $dispatch_no, _("View the GL Journal Entries for this Dispatch")),1);
60
61         hyperlink_params("$path_to_root/sales/customer_invoice.php", _("Invoice This Delivery"), "DeliveryNumber=$dispatch_no");
62
63         hyperlink_params("$path_to_root/sales/inquiry/sales_orders_view.php", _("Select Another Order For Dispatch"), "OutstandingOnly=1");
64
65         display_footer_exit();
66
67 } elseif (isset($_GET['UpdatedID'])) {
68
69         $delivery_no = $_GET['UpdatedID'];
70
71         display_notification_centered(sprintf(_('Delivery Note # %d has been updated.'),$delivery_no));
72
73         display_note(get_trans_view_str(ST_CUSTDELIVERY, $delivery_no, _("View this delivery")), 0, 1);
74
75         display_note(print_document_link($delivery_no, _("&Print Delivery Note"), true, ST_CUSTDELIVERY));
76         display_note(print_document_link($delivery_no, _("&Email Delivery Note"), true, ST_CUSTDELIVERY, false, "printlink", "", 1), 1, 1);
77         display_note(print_document_link($delivery_no, _("P&rint as Packing Slip"), true, ST_CUSTDELIVERY, false, "printlink", "", 0, 1));
78         display_note(print_document_link($delivery_no, _("E&mail as Packing Slip"), true, ST_CUSTDELIVERY, false, "printlink", "", 1, 1), 1);
79
80         hyperlink_params($path_to_root . "/sales/customer_invoice.php", _("Confirm Delivery and Invoice"), "DeliveryNumber=$delivery_no");
81
82         hyperlink_params($path_to_root . "/sales/inquiry/sales_deliveries_view.php", _("Select A Different Delivery"), "OutstandingOnly=1");
83
84         display_footer_exit();
85 }
86 //-----------------------------------------------------------------------------
87
88 if (isset($_GET['OrderNumber']) && $_GET['OrderNumber'] > 0) {
89
90         $ord = new Cart(ST_SALESORDER, $_GET['OrderNumber'], true);
91
92         if ($ord->count_items() == 0) {
93                 hyperlink_params($path_to_root . "/sales/inquiry/sales_orders_view.php",
94                         _("Select a different sales order to delivery"), "OutstandingOnly=1");
95                 die ("<br><b>" . _("This order has no items. There is nothing to delivery.") . "</b>");
96         }
97
98         $_SESSION['Items'] = $ord;
99         copy_from_cart();
100
101 } elseif (isset($_GET['ModifyDelivery']) && $_GET['ModifyDelivery'] > 0) {
102
103         $_SESSION['Items'] = new Cart(ST_CUSTDELIVERY, $_GET['ModifyDelivery']);
104
105         if ($_SESSION['Items']->count_items() == 0) {
106                 hyperlink_params($path_to_root . "/sales/inquiry/sales_orders_view.php",
107                         _("Select a different delivery"), "OutstandingOnly=1");
108                 echo "<br><center><b>" . _("This delivery has all items invoiced. There is nothing to modify.") .
109                         "</center></b>";
110                 display_footer_exit();
111         }
112
113         copy_from_cart();
114         
115 } elseif ( !processing_active() ) {
116         /* This page can only be called with an order number for invoicing*/
117
118         display_error(_("This page can only be opened if an order or delivery note has been selected. Please select it first."));
119
120         hyperlink_params("$path_to_root/sales/inquiry/sales_orders_view.php", _("Select a Sales Order to Delivery"), "OutstandingOnly=1");
121
122         end_page();
123         exit;
124
125 } else {
126         check_edit_conflicts();
127
128         if (!check_quantities()) {
129                 display_error(_("Selected quantity cannot be less than quantity invoiced nor more than quantity not dispatched on sales order."));
130
131         } elseif(!check_num('ChargeFreightCost', 0)) {
132                 display_error(_("Freight cost cannot be less than zero"));
133                 set_focus('ChargeFreightCost');
134         }
135 }
136
137 //-----------------------------------------------------------------------------
138
139 function check_data()
140 {
141         global $Refs;
142
143         if (!isset($_POST['DispatchDate']) || !is_date($_POST['DispatchDate'])) {
144                 display_error(_("The entered date of delivery is invalid."));
145                 set_focus('DispatchDate');
146                 return false;
147         }
148
149         if (!is_date_in_fiscalyear($_POST['DispatchDate'])) {
150                 display_error(_("The entered date of delivery is not in fiscal year."));
151                 set_focus('DispatchDate');
152                 return false;
153         }
154
155         if (!isset($_POST['due_date']) || !is_date($_POST['due_date'])) {
156                 display_error(_("The entered dead-line for invoice is invalid."));
157                 set_focus('due_date');
158                 return false;
159         }
160
161         if ($_SESSION['Items']->trans_no==0) {
162                 if (!$Refs->is_valid($_POST['ref'])) {
163                         display_error(_("You must enter a reference."));
164                         set_focus('ref');
165                         return false;
166                 }
167
168                 if ($_SESSION['Items']->trans_no==0 && !is_new_reference($_POST['ref'], ST_CUSTDELIVERY)) {
169                         display_error(_("The entered reference is already in use."));
170                         set_focus('ref');
171                         return false;
172                 }
173         }
174         if ($_POST['ChargeFreightCost'] == "") {
175                 $_POST['ChargeFreightCost'] = price_format(0);
176         }
177
178         if (!check_num('ChargeFreightCost',0)) {
179                 display_error(_("The entered shipping value is not numeric."));
180                 set_focus('ChargeFreightCost');
181                 return false;
182         }
183
184         if ($_SESSION['Items']->has_items_dispatch() == 0 && input_num('ChargeFreightCost') == 0) {
185                 display_error(_("There are no item quantities on this delivery note."));
186                 return false;
187         }
188
189         if (!check_quantities()) {
190                 return false;
191         }
192
193         return true;
194 }
195 //------------------------------------------------------------------------------
196 function copy_to_cart()
197 {
198         $cart = &$_SESSION['Items'];
199         $cart->ship_via = $_POST['ship_via'];
200         $cart->freight_cost = input_num('ChargeFreightCost');
201         $cart->document_date = $_POST['DispatchDate'];
202         $cart->due_date =  $_POST['due_date'];
203         $cart->Location = $_POST['Location'];
204         $cart->Comments = $_POST['Comments'];
205         $cart->dimension_id = $_POST['dimension_id'];
206         $cart->dimension2_id = $_POST['dimension2_id'];
207         if ($cart->trans_no == 0)
208                 $cart->reference = $_POST['ref'];
209
210 }
211 //------------------------------------------------------------------------------
212
213 function copy_from_cart()
214 {
215         $cart = &$_SESSION['Items'];
216         $_POST['ship_via'] = $cart->ship_via;
217         $_POST['ChargeFreightCost'] = price_format($cart->freight_cost);
218         $_POST['DispatchDate'] = $cart->document_date;
219         $_POST['due_date'] = $cart->due_date;
220         $_POST['Location'] = $cart->Location;
221         $_POST['Comments'] = $cart->Comments;
222         $_POST['dimension_id'] = $cart->dimension_id;
223         $_POST['dimension2_id'] = $cart->dimension2_id;
224         $_POST['cart_id'] = $cart->cart_id;
225         $_POST['ref'] = $cart->reference;
226 }
227 //------------------------------------------------------------------------------
228
229 function check_quantities()
230 {
231         $ok =1;
232         // Update cart delivery quantities/descriptions
233         foreach ($_SESSION['Items']->line_items as $line=>$itm) {
234                 if (isset($_POST['Line'.$line])) {
235                 if($_SESSION['Items']->trans_no) {
236                         $min = $itm->qty_done;
237                         $max = $itm->quantity;
238                 } else {
239                         $min = 0;
240                         $max = $itm->quantity - $itm->qty_done;
241                 }
242                 
243                         if (check_num('Line'.$line, $min, $max)) {
244                                 $_SESSION['Items']->line_items[$line]->qty_dispatched =
245                                   input_num('Line'.$line);
246                         } else {
247                                 set_focus('Line'.$line);
248                                 $ok = 0;
249                         }
250
251                 }
252
253                 if (isset($_POST['Line'.$line.'Desc'])) {
254                         $line_desc = $_POST['Line'.$line.'Desc'];
255                         if (strlen($line_desc) > 0) {
256                                 $_SESSION['Items']->line_items[$line]->item_description = $line_desc;
257                         }
258                 }
259         }
260 // ...
261 //      else
262 //        $_SESSION['Items']->freight_cost = input_num('ChargeFreightCost');
263         return $ok;
264 }
265 //------------------------------------------------------------------------------
266
267 function check_qoh()
268 {
269     global $SysPrefs;
270     $dn = &$_SESSION['Items'];
271     $newdelivery = ($dn->trans_no==0);
272     if (!$SysPrefs->allow_negative_stock()) {
273         foreach ($_SESSION['Items']->line_items as $itm) {
274
275             if ($itm->qty_dispatched && has_stock_holding($itm->mb_flag)) {
276                 $qoh_by_date = get_qoh_on_date($itm->stock_id, $_POST['Location'], $_POST['DispatchDate']);
277                 $qoh_abs = get_qoh_on_date($itm->stock_id, $_POST['Location'], null);
278                 //If editing current delivery delivered qty should be added 
279                 if (!$newdelivery)
280                 {
281                     $delivered = get_already_delivered($itm->stock_id, $_POST['Location'], key($dn->trans_no));
282                     
283                     $qoh_abs = $qoh_abs - $delivered;
284                     $qoh_by_date = $qoh_by_date - $delivered;
285                 }
286                 $qoh = ($qoh_by_date < $qoh_abs ? $qoh_by_date : $qoh_abs); 
287                 if ($itm->qty_dispatched > $qoh) {
288                     display_error(_("The delivery cannot be processed because there is an insufficient quantity for item:") .
289                         " " . $itm->stock_id . " - " . $itm->item_description);
290                     return false;
291                 }
292             }
293         }
294     }
295     return true;
296 }
297
298 //------------------------------------------------------------------------------
299
300 if (isset($_POST['process_delivery']) && check_data() && check_qoh()) {
301
302         $dn = &$_SESSION['Items'];
303
304         if ($_POST['bo_policy']) {
305                 $bo_policy = 0;
306         } else {
307                 $bo_policy = 1;
308         }
309         $newdelivery = ($dn->trans_no == 0);
310
311         copy_to_cart();
312         if ($newdelivery) new_doc_date($dn->document_date);
313         $delivery_no = $dn->write($bo_policy);
314
315         processing_end();
316         if ($newdelivery) {
317                 meta_forward($_SERVER['PHP_SELF'], "AddedID=$delivery_no");
318         } else {
319                 meta_forward($_SERVER['PHP_SELF'], "UpdatedID=$delivery_no");
320         }
321 }
322
323 if (isset($_POST['Update']) || isset($_POST['_Location_update'])) {
324         $Ajax->activate('Items');
325 }
326 //------------------------------------------------------------------------------
327 start_form();
328 hidden('cart_id');
329
330 start_table(TABLESTYLE2, "width=80%", 5);
331 echo "<tr><td>"; // outer table
332
333 start_table(TABLESTYLE, "width=100%");
334 start_row();
335 label_cells(_("Customer"), $_SESSION['Items']->customer_name, "class='tableheader2'");
336 label_cells(_("Branch"), get_branch_name($_SESSION['Items']->Branch), "class='tableheader2'");
337 label_cells(_("Currency"), $_SESSION['Items']->customer_currency, "class='tableheader2'");
338 end_row();
339 start_row();
340
341 //if (!isset($_POST['ref']))
342 //      $_POST['ref'] = $Refs->get_next(ST_CUSTDELIVERY);
343
344 if ($_SESSION['Items']->trans_no==0) {
345         ref_cells(_("Reference"), 'ref', '', null, "class='tableheader2'");
346 } else {
347         label_cells(_("Reference"), $_SESSION['Items']->reference, "class='tableheader2'");
348 }
349
350 label_cells(_("For Sales Order"), get_customer_trans_view_str(ST_SALESORDER, $_SESSION['Items']->order_no), "class='tableheader2'");
351
352 label_cells(_("Sales Type"), $_SESSION['Items']->sales_type_name, "class='tableheader2'");
353 end_row();
354 start_row();
355
356 if (!isset($_POST['Location'])) {
357         $_POST['Location'] = $_SESSION['Items']->Location;
358 }
359 label_cell(_("Delivery From"), "class='tableheader2'");
360 locations_list_cells(null, 'Location', null, false, true);
361
362 if (!isset($_POST['ship_via'])) {
363         $_POST['ship_via'] = $_SESSION['Items']->ship_via;
364 }
365 label_cell(_("Shipping Company"), "class='tableheader2'");
366 shippers_list_cells(null, 'ship_via', $_POST['ship_via']);
367
368 // set this up here cuz it's used to calc qoh
369 if (!isset($_POST['DispatchDate']) || !is_date($_POST['DispatchDate'])) {
370         $_POST['DispatchDate'] = new_doc_date();
371         if (!is_date_in_fiscalyear($_POST['DispatchDate'])) {
372                 $_POST['DispatchDate'] = end_fiscalyear();
373         }
374 }
375 date_cells(_("Date"), 'DispatchDate', '', $_SESSION['Items']->trans_no==0, 0, 0, 0, "class='tableheader2'");
376 end_row();
377
378 end_table();
379
380 echo "</td><td>";// outer table
381
382 start_table(TABLESTYLE, "width=90%");
383
384 if (!isset($_POST['due_date']) || !is_date($_POST['due_date'])) {
385         $_POST['due_date'] = get_invoice_duedate($_SESSION['Items']->payment, $_POST['DispatchDate']);
386 }
387 customer_credit_row($_SESSION['Items']->customer_id, $_SESSION['Items']->credit, "class='tableheader2'");
388 // 2010-09-03 Joe Hunt
389 $dim = get_company_pref('use_dimension');
390 if ($dim > 0) {
391         start_row();
392         label_cell(_("Dimension").":", "class='tableheader2'");
393         dimensions_list_cells(null, 'dimension_id', null, true, ' ', false, 1, false);
394         end_row();
395 }               
396 else
397         hidden('dimension_id', 0);
398 if ($dim > 1) {
399         start_row();
400         label_cell(_("Dimension")." 2:", "class='tableheader2'");
401         dimensions_list_cells(null, 'dimension2_id', null, true, ' ', false, 2, false);
402         end_row();
403 }               
404 else
405         hidden('dimension2_id', 0);
406 //---------
407 start_row();
408 date_cells(_("Invoice Dead-line"), 'due_date', '', null, 0, 0, 0, "class='tableheader2'");
409 end_row();
410 end_table();
411
412 echo "</td></tr>";
413 end_table(1); // outer table
414
415 $row = get_customer_to_order($_SESSION['Items']->customer_id);
416 if ($row['dissallow_invoices'] == 1)
417 {
418         display_error(_("The selected customer account is currently on hold. Please contact the credit control personnel to discuss."));
419         end_form();
420         end_page();
421         exit();
422 }       
423 display_heading(_("Delivery Items"));
424 div_start('Items');
425 start_table(TABLESTYLE, "width=80%");
426
427 $new = $_SESSION['Items']->trans_no==0;
428 $th = array(_("Item Code"), _("Item Description"), 
429         $new ? _("Ordered") : _("Max. delivery"), _("Units"), $new ? _("Delivered") : _("Invoiced"),
430         _("This Delivery"), _("Price"), _("Tax Type"), _("Discount"), _("Total"));
431
432 table_header($th);
433 $k = 0;
434 $has_marked = false;
435
436 foreach ($_SESSION['Items']->line_items as $line=>$ln_itm) {
437         if ($ln_itm->quantity==$ln_itm->qty_done) {
438                 continue; //this line is fully delivered
439         }
440         // if it's a non-stock item (eg. service) don't show qoh
441         $show_qoh = true;
442         if ($SysPrefs->allow_negative_stock() || !has_stock_holding($ln_itm->mb_flag) ||
443                 $ln_itm->qty_dispatched == 0) {
444                 $show_qoh = false;
445         }
446
447         if ($show_qoh) {
448                 $qoh = get_qoh_on_date($ln_itm->stock_id, $_POST['Location'], $_POST['DispatchDate']);
449         }
450
451         if ($show_qoh && ($ln_itm->qty_dispatched > $qoh)) {
452                 // oops, we don't have enough of one of the component items
453                 start_row("class='stockmankobg'");
454                 $has_marked = true;
455         } else {
456                 alt_table_row_color($k);
457         }
458         view_stock_status_cell($ln_itm->stock_id);
459
460         if ($ln_itm->descr_editable)
461                 text_cells(null, 'Line'.$line.'Desc', $ln_itm->item_description, 30, 50);
462         else
463                 label_cell($ln_itm->item_description);
464
465         $dec = get_qty_dec($ln_itm->stock_id);
466         qty_cell($ln_itm->quantity, false, $dec);
467         label_cell($ln_itm->units);
468         qty_cell($ln_itm->qty_done, false, $dec);
469
470         small_qty_cells(null, 'Line'.$line, qty_format($ln_itm->qty_dispatched, $ln_itm->stock_id, $dec), null, null, $dec);
471
472         $display_discount_percent = percent_format($ln_itm->discount_percent*100) . "%";
473
474         $line_total = ($ln_itm->qty_dispatched * $ln_itm->price * (1 - $ln_itm->discount_percent));
475
476         amount_cell($ln_itm->price);
477         label_cell($ln_itm->tax_type_name);
478         label_cell($display_discount_percent, "nowrap align=right");
479         amount_cell($line_total);
480
481         end_row();
482 }
483
484 $_POST['ChargeFreightCost'] =  get_post('ChargeFreightCost', 
485         price_format($_SESSION['Items']->freight_cost));
486
487 $colspan = 9;
488
489 start_row();
490 label_cell(_("Shipping Cost"), "colspan=$colspan align=right");
491 small_amount_cells(null, 'ChargeFreightCost', $_SESSION['Items']->freight_cost);
492 end_row();
493
494 $inv_items_total = $_SESSION['Items']->get_items_total_dispatch();
495
496 $display_sub_total = price_format($inv_items_total + input_num('ChargeFreightCost'));
497
498 label_row(_("Sub-total"), $display_sub_total, "colspan=$colspan align=right","align=right");
499
500 $taxes = $_SESSION['Items']->get_taxes(input_num('ChargeFreightCost'));
501 $tax_total = display_edit_tax_items($taxes, $colspan, $_SESSION['Items']->tax_included);
502
503 $display_total = price_format(($inv_items_total + input_num('ChargeFreightCost') + $tax_total));
504
505 label_row(_("Amount Total"), $display_total, "colspan=$colspan align=right","align=right");
506
507 end_table(1);
508
509 if ($has_marked) {
510         display_note(_("Marked items have insufficient quantities in stock as on day of delivery."), 0, 1, "class='red'");
511 }
512 start_table(TABLESTYLE2);
513
514 policy_list_row(_("Action For Balance"), "bo_policy", null);
515
516 textarea_row(_("Memo"), 'Comments', null, 50, 4);
517
518 end_table(1);
519 div_end();
520 submit_center_first('Update', _("Update"),
521   _('Refresh document page'), true);
522 submit_center_last('process_delivery', _("Process Dispatch"),
523   _('Check entered data and save document'), 'default');
524
525 end_form();
526
527
528 end_page();
529
530 ?>