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[fa-stable.git] / sales / customer_credit_invoice.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 Credit Note for selected Sales Invoice
15 //
16
17 $page_security = 'SA_SALESCREDITINV';
18 $path_to_root = "..";
19
20 include_once($path_to_root . "/sales/includes/cart_class.inc");
21 include_once($path_to_root . "/includes/session.inc");
22 include_once($path_to_root . "/includes/data_checks.inc");
23 include_once($path_to_root . "/includes/manufacturing.inc");
24 include_once($path_to_root . "/sales/includes/sales_db.inc");
25 include_once($path_to_root . "/sales/includes/sales_ui.inc");
26 include_once($path_to_root . "/reporting/includes/reporting.inc");
27
28 $js = "";
29 if ($use_popup_windows) {
30         $js .= get_js_open_window(900, 500);
31 }
32
33 if ($use_date_picker) {
34         $js .= get_js_date_picker();
35 }
36
37 if (isset($_GET['ModifyCredit'])) {
38         $_SESSION['page_title'] = sprintf(_("Modifying Credit Invoice # %d."), $_GET['ModifyCredit']);
39         $help_page_title =_("Modifying Credit Invoice");
40         processing_start();
41 } elseif (isset($_GET['InvoiceNumber'])) {
42         $_SESSION['page_title'] = _("Credit all or part of an Invoice");
43         processing_start();
44 }
45 page($_SESSION['page_title'], false, false, "", $js);
46
47 //-----------------------------------------------------------------------------
48
49 if (isset($_GET['AddedID'])) {
50         $credit_no = $_GET['AddedID'];
51         $trans_type = 11;
52
53         display_notification_centered(_("Credit Note has been processed"));
54
55         display_note(get_customer_trans_view_str($trans_type, $credit_no, _("&View This Credit Note")), 0, 0);
56
57         display_note(print_document_link($credit_no, _("&Print This Credit Note"), true, 11),1);
58
59         display_note(get_gl_view_str($trans_type, $credit_no, _("View the GL &Journal Entries for this Credit Note")),1);
60
61         display_footer_exit();
62
63 } elseif (isset($_GET['UpdatedID'])) {
64         $credit_no = $_GET['UpdatedID'];
65         $trans_type = 11;
66
67         display_notification_centered(_("Credit Note has been updated"));
68
69         display_note(get_customer_trans_view_str($trans_type, $credit_no, _("&View This Credit Note")), 0, 0);
70
71         display_note(print_document_link($credit_no, _("&Print This Credit Note"), true, 11),1);
72
73         display_note(get_gl_view_str($trans_type, $credit_no, _("View the GL &Journal Entries for this Credit Note")),1);
74
75         display_footer_exit();
76 } else
77         check_edit_conflicts();
78
79
80 //-----------------------------------------------------------------------------
81
82 function can_process()
83 {
84         if (!is_date($_POST['CreditDate'])) {
85                 display_error(_("The entered date is invalid."));;
86                 set_focus('CreditDate');
87                 return false;
88         } elseif (!is_date_in_fiscalyear($_POST['CreditDate'])) {
89                 display_error(_("The entered date is not in fiscal year."));
90                 set_focus('CreditDate');
91                 return false;
92         }
93
94     if ($_SESSION['Items']->trans_no==0) {
95                 if (!references::is_valid($_POST['ref'])) {
96                         display_error(_("You must enter a reference."));;
97                         set_focus('ref');
98                         return false;
99                 }
100
101                 if (!is_new_reference($_POST['ref'], 11)) {
102                         display_error(_("The entered reference is already in use."));;
103                         set_focus('ref');
104                         return false;
105                 }
106     }
107         if (!check_num('ChargeFreightCost', 0)) {
108                 display_error(_("The entered shipping cost is invalid or less than zero."));;
109                 set_focus('ChargeFreightCost');
110                 return false;
111         }
112         if (!check_quantities()) {
113                 display_error(_("Selected quantity cannot be less than zero nor more than quantity not credited yet."));
114                 return false;
115         }
116         return true;
117 }
118
119 //-----------------------------------------------------------------------------
120
121 if (isset($_GET['InvoiceNumber']) && $_GET['InvoiceNumber'] > 0) {
122
123     $ci = new Cart(10, $_GET['InvoiceNumber'], true);
124
125     $ci->trans_type = 11;
126     $ci->src_docs = $ci->trans_no;
127     $ci->src_date = $ci->document_date;
128     $ci->trans_no = 0;
129     $ci->document_date = new_doc_date();
130     $ci->reference = references::get_next(11);
131
132     for ($line_no=0; $line_no<count($ci->line_items); $line_no++) {
133         $ci->line_items[$line_no]->qty_dispatched = '0';
134     }
135
136     $_SESSION['Items'] = $ci;
137         copy_from_cart();
138
139 } elseif ( isset($_GET['ModifyCredit']) && $_GET['ModifyCredit']>0) {
140
141         $_SESSION['Items'] = new Cart(11,$_GET['ModifyCredit']);
142         copy_from_cart();
143
144 } elseif (!processing_active()) {
145         /* This page can only be called with an invoice number for crediting*/
146         die (_("This page can only be opened if an invoice has been selected for crediting."));
147 } elseif (!check_quantities()) {
148         display_error(_("Selected quantity cannot be less than zero nor more than quantity not credited yet."));
149 }
150
151 function check_quantities()
152 {
153         $ok =1;
154         foreach ($_SESSION['Items']->line_items as $line_no=>$itm) {
155                 if ($itm->quantity == $itm->qty_done) {
156                         continue; // this line was fully credited/removed
157                 }
158                 if (isset($_POST['Line'.$line_no])) {
159                         if (check_num('Line'.$line_no, 0, $itm->quantity)) {
160                                 $_SESSION['Items']->line_items[$line_no]->qty_dispatched =
161                                   input_num('Line'.$line_no);
162                         }
163                 }
164                 else {
165                         $ok = 0;
166                 }
167
168                 if (isset($_POST['Line'.$line_no.'Desc'])) {
169                         $line_desc = $_POST['Line'.$line_no.'Desc'];
170                         if (strlen($line_desc) > 0) {
171                                 $_SESSION['Items']->line_items[$line_no]->item_description = $line_desc;
172                         }
173                 }
174         }
175         return $ok;
176 }
177 //-----------------------------------------------------------------------------
178
179 function copy_to_cart()
180 {
181         $cart = &$_SESSION['Items'];
182         $cart->ship_via = $_POST['ShipperID'];
183         $cart->freight_cost = input_num('ChargeFreightCost');
184         $cart->document_date =  $_POST['CreditDate'];
185         $cart->Location = $_POST['Location'];
186         $cart->Comments = $_POST['CreditText'];
187         if ($_SESSION['Items']->trans_no == 0)
188                 $cart->reference = $_POST['ref'];
189 }
190 //-----------------------------------------------------------------------------
191
192 function copy_from_cart()
193 {
194         $cart = &$_SESSION['Items'];
195         $_POST['ShipperID'] = $cart->ship_via;
196         $_POST['ChargeFreightCost'] = price_format($cart->freight_cost);
197         $_POST['CreditDate']= $cart->document_date;
198         $_POST['Location']= $cart->Location;
199         $_POST['CreditText']= $cart->Comments;
200         $_POST['cart_id'] = $cart->cart_id;
201         $_POST['ref'] = $cart->reference;
202 }
203 //-----------------------------------------------------------------------------
204
205 if (isset($_POST['ProcessCredit']) && can_process()) {
206
207     $newcredit = ($_SESSION['Items']->trans_no == 0);
208
209     if (!isset($_POST['WriteOffGLCode']))
210                 $_POST['WriteOffGLCode'] = 0;
211
212         copy_to_cart();
213         if ($new_credit) new_doc_date($_SESSION['Items']->document_date);
214     $credit_no = $_SESSION['Items']->write($_POST['WriteOffGLCode']);
215
216         processing_end();
217         if ($newcredit) {
218                 meta_forward($_SERVER['PHP_SELF'], "AddedID=$credit_no");
219         } else {
220                 meta_forward($_SERVER['PHP_SELF'], "UpdatedID=$credit_no");
221         }
222 }
223
224 //-----------------------------------------------------------------------------
225
226 if (isset($_POST['Location'])) {
227         $_SESSION['Items']->Location = $_POST['Location'];
228 }
229
230 //-----------------------------------------------------------------------------
231
232 function display_credit_items()
233 {
234         global $table_style, $table_style2;
235
236     start_form();
237         hidden('cart_id');
238
239         start_table("$table_style2 width=80%", 5);
240         echo "<tr><td>"; // outer table
241
242     start_table("$table_style width=100%");
243     start_row();
244     label_cells(_("Customer"), $_SESSION['Items']->customer_name, "class='tableheader2'");
245         label_cells(_("Branch"), get_branch_name($_SESSION['Items']->Branch), "class='tableheader2'");
246     label_cells(_("Currency"), $_SESSION['Items']->customer_currency, "class='tableheader2'");
247     end_row();
248     start_row();
249
250 //      if (!isset($_POST['ref']))
251 //              $_POST['ref'] = references::get_next(11);
252
253     if ($_SESSION['Items']->trans_no==0) {
254                 ref_cells(_("Reference"), 'ref', '', null, "class='tableheader2'");
255         } else {
256                 label_cells(_("Reference"), $_SESSION['Items']->reference, "class='tableheader2'");
257         }
258 //    label_cells(_("Crediting Invoice"), get_customer_trans_view_str(10, $_SESSION['InvoiceToCredit']), "class='tableheader2'");
259     label_cells(_("Crediting Invoice"), get_customer_trans_view_str(10, array_keys($_SESSION['Items']->src_docs)), "class='tableheader2'");
260
261         if (!isset($_POST['ShipperID'])) {
262                 $_POST['ShipperID'] = $_SESSION['Items']->ship_via;
263         }
264         label_cell(_("Shipping Company"), "class='tableheader2'");
265         shippers_list_cells(null, 'ShipperID', $_POST['ShipperID']);
266 //      if (!isset($_POST['sales_type_id']))
267 //        $_POST['sales_type_id'] = $_SESSION['Items']->sales_type;
268 //      label_cell(_("Sales Type"), "class='tableheader2'");
269 //      sales_types_list_cells(null, 'sales_type_id', $_POST['sales_type_id']);
270
271         end_row();
272         end_table();
273
274     echo "</td><td>";// outer table
275
276     start_table("$table_style width=100%");
277
278     label_row(_("Invoice Date"), $_SESSION['Items']->src_date, "class='tableheader2'");
279
280     date_row(_("Credit Note Date"), 'CreditDate', '', $_SESSION['Items']->trans_no==0, 0, 0, 0, "class='tableheader2'");
281
282     end_table();
283
284         echo "</td></tr>";
285
286         end_table(1); // outer table
287
288         div_start('credit_items');
289     start_table("$table_style width=80%");
290     $th = array(_("Item Code"), _("Item Description"), _("Invoiced Quantity"), _("Units"),
291         _("Credit Quantity"), _("Price"), _("Discount %"), _("Total"));
292     table_header($th);
293
294     $k = 0; //row colour counter
295
296     foreach ($_SESSION['Items']->line_items as $line_no=>$ln_itm) {
297                 if ($ln_itm->quantity == $ln_itm->qty_done) {
298                         continue; // this line was fully credited/removed
299                 }
300                 alt_table_row_color($k);
301
302
303                 //      view_stock_status_cell($ln_itm->stock_id); alternative view
304         label_cell($ln_itm->stock_id);
305
306                 text_cells(null, 'Line'.$line_no.'Desc', $ln_itm->item_description, 30, 50);
307                 $dec = get_qty_dec($ln_itm->stock_id);
308         qty_cell($ln_itm->quantity, false, $dec);
309         label_cell($ln_itm->units);
310                 amount_cells(null, 'Line'.$line_no, number_format2($ln_itm->qty_dispatched, $dec),
311                         null, null, $dec);
312         $line_total =($ln_itm->qty_dispatched * $ln_itm->price * (1 - $ln_itm->discount_percent));
313
314         amount_cell($ln_itm->price);
315         percent_cell($ln_itm->discount_percent*100);
316         amount_cell($line_total);
317         end_row();
318     }
319
320     if (!check_num('ChargeFreightCost')) {
321         $_POST['ChargeFreightCost'] = price_format($_SESSION['Items']->freight_cost);
322     }
323
324         start_row();
325         label_cell(_("Credit Shipping Cost"), "colspan=7 align=right");
326         amount_cells_ex(null, "ChargeFreightCost", 6, 8, $_POST['ChargeFreightCost']);
327         end_row();
328
329     $inv_items_total = $_SESSION['Items']->get_items_total_dispatch();
330
331     $display_sub_total = price_format($inv_items_total + input_num($_POST['ChargeFreightCost']));
332     label_row(_("Sub-total"), $display_sub_total, "colspan=7 align=right", "align=right");
333
334     $taxes = $_SESSION['Items']->get_taxes(input_num($_POST['ChargeFreightCost']));
335
336     $tax_total = display_edit_tax_items($taxes, 7, $_SESSION['Items']->tax_included);
337
338     $display_total = price_format(($inv_items_total + input_num('ChargeFreightCost') + $tax_total));
339
340     label_row(_("Credit Note Total"), $display_total, "colspan=7 align=right", "align=right");
341
342     end_table();
343         div_end();
344 }
345
346 //-----------------------------------------------------------------------------
347 function display_credit_options()
348 {
349         global $table_style2, $Ajax;
350         echo "<br>";
351
352 if (isset($_POST['_CreditType_update']))
353         $Ajax->activate('options');
354
355  div_start('options');
356         start_table("$table_style2");
357
358         credit_type_list_row(_("Credit Note Type"), 'CreditType', null, true);
359
360         if ($_POST['CreditType'] == "Return")
361         {
362
363                 /*if the credit note is a return of goods then need to know which location to receive them into */
364                 if (!isset($_POST['Location']))
365                         $_POST['Location'] = $_SESSION['Items']->Location;
366                 locations_list_row(_("Items Returned to Location"), 'Location', $_POST['Location']);
367         }
368         else
369         {
370                 /* the goods are to be written off to somewhere */
371                 gl_all_accounts_list_row(_("Write off the cost of the items to"), 'WriteOffGLCode', null);
372         }
373
374         textarea_row(_("Memo"), "CreditText", null, 51, 3);
375         echo "</table>";
376  div_end();
377 }
378
379 //-----------------------------------------------------------------------------
380 if (get_post('Update'))
381 {
382         $Ajax->activate('credit_items');
383 }
384 //-----------------------------------------------------------------------------
385
386 display_credit_items();
387 display_credit_options();
388
389 echo "<br><center>";
390 submit('Update', _("Update"), true, _('Update credit value for quantities entered'), true);
391 echo "&nbsp";
392 submit('ProcessCredit', _("Process Credit Note"), true, '', 'default');
393 echo "</center>";
394
395 end_form();
396
397
398 end_page();
399
400 ?>