Eliminated non-static method calls and other bulk fixes to fix php5 warnings
[fa-stable.git] / purchasing / includes / db / invoice_db.inc
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 include_once($path_to_root . "/purchasing/includes/db/invoice_items_db.inc");
13
14 //--------------------------------------------------------------------------------------------------
15
16 function read_supplier_details_to_trans(&$supp_trans, $supplier_id)
17 {
18         $sql = "SELECT ".TB_PREF."suppliers.supp_name, ".TB_PREF."payment_terms.terms, ".TB_PREF."payment_terms.days_before_due,
19                 ".TB_PREF."payment_terms.day_in_following_month,
20                 ".TB_PREF."suppliers.tax_group_id, ".TB_PREF."tax_groups.name As tax_group_name
21                 From ".TB_PREF."suppliers, ".TB_PREF."payment_terms, ".TB_PREF."tax_groups
22                 WHERE ".TB_PREF."suppliers.tax_group_id = ".TB_PREF."tax_groups.id
23                 AND ".TB_PREF."suppliers.payment_terms=".TB_PREF."payment_terms.terms_indicator
24                 AND ".TB_PREF."suppliers.supplier_id = '" . $supplier_id . "'";
25
26         $result = db_query($sql, "The supplier record selected: " . $supplier_id . " cannot be retrieved");
27
28         $myrow = db_fetch($result);
29
30     $supp_trans->supplier_id = $supplier_id;
31     $supp_trans->supplier_name = $myrow['supp_name'];
32         $supp_trans->terms_description = $myrow['terms'];
33
34         if ($myrow['days_before_due'] == 0)
35         {
36                 $supp_trans->terms = "1" . $myrow['day_in_following_month'];
37         }
38         else
39         {
40                 $supp_trans->terms = "0" . $myrow['days_before_due'];
41         }
42         $supp_trans->tax_description = $myrow['tax_group_name'];
43         $supp_trans->tax_group_id = $myrow['tax_group_id'];
44
45     if ($supp_trans->tran_date == "")
46     {
47                 $supp_trans->tran_date = Today();
48                 if (!is_date_in_fiscalyear($supp_trans->tran_date))
49                         $supp_trans->tran_date = end_fiscalyear();
50         }
51     //if ($supp_trans->due_date=="") {
52     //  get_duedate_from_terms($supp_trans);
53     //}
54     get_duedate_from_terms($supp_trans);
55 }
56
57 //--------------------------------------------------------------------------------------------------
58
59 function update_supp_received_items_for_invoice($id, $po_detail_item, $qty_invoiced, $chg_price=null)
60 {
61         if ($chg_price != null)
62         {
63                 $sql = "SELECT act_price, unit_price FROM ".TB_PREF."purch_order_details WHERE
64                         po_detail_item = $po_detail_item";
65                 $result = db_query($sql, "The old actual price of the purchase order line could not be retrieved");
66                 $row = db_fetch_row($result);
67                 $ret = $row[0];
68
69                 $unit_price = $row[1]; //Added by Rasmus
70
71                 $sql = "SELECT delivery_date FROM ".TB_PREF."grn_batch,".TB_PREF."grn_items WHERE
72                         ".TB_PREF."grn_batch.id = ".TB_PREF."grn_items.grn_batch_id AND ".TB_PREF."grn_items.id=$id";
73                 $result = db_query($sql, "The old delivery date from the received record cout not be retrieved");
74                 $row = db_fetch_row($result);
75                 $date = $row[0];
76         }
77         else
78         {
79                 $ret = 0;
80                 $date = "";
81                 $unit_price = 0; // Added by Rasmus
82         }
83     $sql = "UPDATE ".TB_PREF."purch_order_details
84                 SET qty_invoiced = qty_invoiced + $qty_invoiced ";
85
86         if ($chg_price != null)
87                 $sql .= " , act_price = $chg_price ";
88
89         $sql .= " WHERE po_detail_item = $po_detail_item";
90     db_query($sql, "The quantity invoiced of the purchase order line could not be updated");
91
92     $sql = "UPDATE ".TB_PREF."grn_items
93         SET quantity_inv = quantity_inv + $qty_invoiced
94         WHERE id = $id";
95         db_query($sql, "The quantity invoiced off the items received record could not be updated");
96         return array($ret, $date, $unit_price);
97 }
98
99 function get_deliveries_between($stock_id, $from, $to)
100 {
101         $from = date2sql($from);
102         $to = date2sql($to);
103         $sql = "SELECT SUM(-qty), SUM(-qty*standard_cost) FROM ".TB_PREF."stock_moves
104                 WHERE type=13 AND stock_id='$stock_id' AND
105                         tran_date>='$from' AND tran_date<='$to' GROUP BY stock_id";
106         $result = db_query($sql, "The deliveries could not be updated");
107         return db_fetch_row($result);
108 }
109
110 function get_diff_in_home_currency($supplier, $old_date, $date, $amount1, $amount2)
111 {
112         $currency = get_supplier_currency($supplier);
113         $amount1 = to_home_currency($amount1, $currency, $old_date);
114         $amount2 = to_home_currency($amount2, $currency, $date);
115         return $amount2 - $amount1;
116 }
117 //----------------------------------------------------------------------------------------
118
119 function add_supp_invoice($supp_trans, $invoice_no=0) // do not receive as ref because we change locally
120 {
121         global $Refs;
122
123         //$company_currency = get_company_currency();
124         /*Start an sql transaction */
125         begin_transaction();
126
127         $tax_total = 0;
128     $taxes = $supp_trans->get_taxes($supp_trans->tax_group_id);
129
130     foreach ($taxes as $taxitem)
131     {
132                 $taxitem['Value'] =  round2($taxitem['Value'], user_price_dec());
133         $tax_total += $taxitem['Value'];
134     }
135
136     $invoice_items_total = $supp_trans->get_total_charged($supp_trans->tax_group_id);
137
138         if ($supp_trans->is_invoice)
139                 $trans_type = 20;
140         else
141         {
142                 $trans_type = 21;
143                 // let's negate everything because it's a credit note
144                 $invoice_items_total = -$invoice_items_total;
145                 $tax_total = -$tax_total;
146                 $supp_trans->ov_discount = -$supp_trans->ov_discount; // this isn't used at all...
147         }
148
149     $date_ = $supp_trans->tran_date;
150         $ex_rate = get_exchange_rate_from_home_currency(get_supplier_currency($supp_trans->supplier_id), $date_);
151
152     /*First insert the invoice into the supp_trans table*/
153         $invoice_id = add_supp_trans($trans_type, $supp_trans->supplier_id, $date_, $supp_trans->due_date,
154                 $supp_trans->reference, $supp_trans->supp_reference,
155                 $invoice_items_total, $tax_total, $supp_trans->ov_discount);
156
157         $total = 0;
158     /* Now the control account */
159     $supplier_accounts = get_supplier_accounts($supp_trans->supplier_id);
160     $total += add_gl_trans_supplier($trans_type, $invoice_id, $date_, $supplier_accounts["payable_account"], 0, 0,
161                 -($invoice_items_total +  $tax_total + $supp_trans->ov_discount),
162                 $supp_trans->supplier_id,
163                 "The general ledger transaction for the control total could not be added");
164
165     /*Loop through the GL Entries and create a debit posting for each of the accounts entered */
166
167     /*the postings here are a little tricky, the logic goes like this:
168     if its a general ledger amount it goes straight to the account specified
169
170     if its a GRN amount invoiced then :
171
172     The cost as originally credited to GRN suspense on arrival of items is debited to GRN suspense. Any difference
173     between the std cost and the currency cost charged as converted at the ex rate of of the invoice is written off
174     to the purchase price variance account applicable to the item being invoiced.
175     */
176     foreach ($supp_trans->gl_codes as $entered_gl_code)
177     {
178
179             /*GL Items are straight forward - just do the debit postings to the GL accounts specified -
180             the credit is to creditors control act  done later for the total invoice value + tax*/
181
182                 if (!$supp_trans->is_invoice)
183                         $entered_gl_code->amount = -$entered_gl_code->amount;
184
185                 $memo_ = $entered_gl_code->memo_;
186                 $total += add_gl_trans_supplier($trans_type, $invoice_id, $date_, $entered_gl_code->gl_code,
187                         $entered_gl_code->gl_dim, $entered_gl_code->gl_dim2, $entered_gl_code->amount, $supp_trans->supplier_id, "", 0, $memo_);
188
189                 add_supp_invoice_gl_item($trans_type, $invoice_id, $entered_gl_code->gl_code,
190                         $entered_gl_code->amount, $memo_);
191
192                 // store tax details if the gl account is a tax account
193                 add_gl_tax_details($entered_gl_code->gl_code, 
194                         $trans_type, $invoice_id, $entered_gl_code->amount,
195                         $ex_rate, $date_, $supp_trans->supp_reference);
196     }
197     foreach ($supp_trans->grn_items as $entered_grn)
198     {
199
200         if (!$supp_trans->is_invoice)
201         {
202                         $entered_grn->this_quantity_inv = -$entered_grn->this_quantity_inv;
203                         set_grn_item_credited($entered_grn, $supp_trans->supplier_id, $invoice_id, $date_);
204         }
205
206                 $line_taxfree = $entered_grn->taxfree_charge_price($supp_trans->tax_group_id);
207                 $line_tax = $entered_grn->full_charge_price($supp_trans->tax_group_id) - $line_taxfree;
208                 $stock_gl_code = get_stock_gl_code($entered_grn->item_code);
209
210                 $total += add_gl_trans_supplier($trans_type, $invoice_id, $date_, $stock_gl_code["inventory_account"],
211                         $stock_gl_code['dimension_id'], $stock_gl_code['dimension2_id'],
212                         $entered_grn->this_quantity_inv * $line_taxfree, $supp_trans->supplier_id);
213         // -------------- if price changed since po received. 16 Aug 2008 Joe Hunt
214         if($supp_trans->is_invoice)
215         {
216                 $old = update_supp_received_items_for_invoice($entered_grn->id, $entered_grn->po_detail_item,
217                         $entered_grn->this_quantity_inv, $entered_grn->chg_price);
218                         // Since the standard cost is always calculated on basis of the po unit_price,
219                         // this is also the price that should be the base of calculating the price diff.
220                         // In cases where there is two different po invoices on the same delivery with different unit prices this will not work either
221
222                         //$old_price = $old[0];
223                          
224                         $old_price = $old[2];
225
226                         /*
227                         If statement is removed. Should always check for deliveries nomatter if there has been a price change. 
228                         */
229                         //if ($old_price != $entered_grn->chg_price) // price-change, so update
230                         //{
231                         //$diff = $entered_grn->chg_price - $old_price;
232                         $old_date = sql2date($old[1]);
233                         $diff = get_diff_in_home_currency($supp_trans->supplier_id, $old_date, $date_, $old_price, 
234                                 $entered_grn->chg_price);
235                         // always return due to change in currency.
236                         $mat_cost = update_average_material_cost(null, $entered_grn->item_code,
237                                 $diff, $entered_grn->this_quantity_inv, $old_date, true);
238                         // added 2008-12-08 Joe Hunt. Update the purchase data table
239                         add_or_update_purchase_data($supp_trans->supplier_id, $entered_grn->item_code, $entered_grn->chg_price); 
240                         $deliveries = get_deliveries_between($entered_grn->item_code, $old_date, Today()); // extend the period, if invoice is before any deliveries.
241                         if ($deliveries[0] != 0) // have deliveries been done during the period?
242                         {
243                                 $deliveries[1] /= $deliveries[0];
244                                 $amt = ($mat_cost - $deliveries[1]) * $deliveries[0]; // $amt in home currency
245                                 if ($amt != 0.0)
246                                 {
247                                         add_gl_trans($trans_type, $invoice_id, $date_,  $stock_gl_code["cogs_account"],
248                                                 $stock_gl_code['dimension_id'], $stock_gl_code['dimension2_id'], _("Cost diff."),
249                                                 $amt, null, null, null,
250                                                 "The general ledger transaction could not be added for the price variance of the inventory item");
251                                         add_gl_trans($trans_type, $invoice_id, $date_,  $stock_gl_code["inventory_account"],
252                                                 0, 0, _("Cost diff."), -$amt, null, null, null,
253                                                 "The general ledger transaction could not be added for the price variance of the inventory item");
254                                 }               
255                                 update_stock_move_pid(13, $entered_grn->item_code, $old_date, $date_, 0, $mat_cost);
256                         }
257                         update_stock_move_pid(25, $entered_grn->item_code, $old_date, $old_date, $supp_trans->supplier_id, $mat_cost);
258                 //}
259                 }
260         // ----------------------------------------------------------------------
261
262                 add_supp_invoice_item($trans_type, $invoice_id, $entered_grn->item_code,
263                         $entered_grn->item_description, 0,      $line_taxfree, $line_tax,
264                         $entered_grn->this_quantity_inv, $entered_grn->id, $entered_grn->po_detail_item, "");
265     } /* end of GRN postings */
266     /* Now the TAX account */
267     $taxes = $supp_trans->get_taxes($supp_trans->tax_group_id, 0, false); // 2009.08-18 Joe Hunt. We have already got the gl lines
268     foreach ($taxes as $taxitem)
269     {
270         if ($taxitem['Net'] != 0)
271         {
272
273                 if (!$supp_trans->is_invoice)
274                         $taxitem['Value'] = -$taxitem['Value'];
275                 // here we suppose that tax is never included in price (we are company customer).
276                         add_trans_tax_details($trans_type, $invoice_id, 
277                                 $taxitem['tax_type_id'], $taxitem['rate'], 0, $taxitem['Value'],
278                                 $taxitem['Net'], $ex_rate, $date_, $supp_trans->supp_reference);
279
280                 $total += add_gl_trans_supplier($trans_type, $invoice_id, $date_,
281                         $taxitem['purchasing_gl_code'], 0, 0, $taxitem['Value'],
282                         $supp_trans->supplier_id,
283                         "A general ledger transaction for the tax amount could not be added");
284         }
285     }
286         
287         /*Post a balance post if $total != 0 */
288         add_gl_balance($trans_type, $invoice_id, $date_, -$total, PT_SUPPLIER, $supp_trans->supplier_id);       
289
290         add_comments($trans_type, $invoice_id, $date_, $supp_trans->Comments);
291
292         $Refs->save($trans_type, $invoice_id, $supp_trans->reference);
293
294         if ($invoice_no != 0)
295         {
296                 $invoice_alloc_balance = get_supp_trans_allocation_balance(20, $invoice_no);
297                 if ($invoice_alloc_balance > 0) 
298                 {       //the invoice is not already fully allocated 
299
300                         $trans = get_supp_trans($invoice_no, 20);
301                         $total = $trans['Total'];
302
303                         $allocate_amount = ($invoice_alloc_balance > $total) ? $total : $invoice_alloc_balance;
304                         /*Now insert the allocation record if > 0 */
305                         if ($allocate_amount != 0) 
306                         {
307                                 update_supp_trans_allocation(20, $invoice_no, $allocate_amount);
308                                 update_supp_trans_allocation(21, $invoice_id, $allocate_amount); // ***
309                                 add_supp_allocation($allocate_amount, 21, $invoice_id, 20, $invoice_no,
310                                         $date_);
311                                 // Exchange Variations Joe Hunt 2008-09-20 ////////////////////////////////////////
312
313                                 exchange_variation(21, $invoice_id, 20, $invoice_no, $date_,
314                                         $allocate_amount, PT_SUPPLIER);
315
316                                 ///////////////////////////////////////////////////////////////////////////
317                         }
318                 }
319         }
320         
321
322     commit_transaction();
323
324     return $invoice_id;
325 }
326
327 //----------------------------------------------------------------------------------------
328
329 // get all the invoices/credits for a given PO - quite long route to get there !
330
331 function get_po_invoices_credits($po_number)
332 {
333         $sql = "SELECT DISTINCT ".TB_PREF."supp_trans.trans_no, ".TB_PREF."supp_trans.type,
334                 ov_amount+ov_discount+ov_gst AS Total,
335                 ".TB_PREF."supp_trans.tran_date
336                 FROM ".TB_PREF."supp_trans, ".TB_PREF."supp_invoice_items, ".TB_PREF."purch_order_details, ".TB_PREF."purch_orders
337                 WHERE ".TB_PREF."supp_invoice_items.supp_trans_no = ".TB_PREF."supp_trans.trans_no
338                 AND ".TB_PREF."supp_invoice_items.po_detail_item_id = ".TB_PREF."purch_order_details.po_detail_item
339                 AND ".TB_PREF."purch_orders.supplier_id = ".TB_PREF."supp_trans.supplier_id
340                 AND ".TB_PREF."purch_order_details.order_no = $po_number";
341
342         return db_query($sql, "The invoices/credits for the po $po_number could not be retreived");
343 }
344
345 //----------------------------------------------------------------------------------------
346
347 function read_supp_invoice($trans_no, $trans_type, &$supp_trans)
348 {
349         $sql = "SELECT ".TB_PREF."supp_trans.*, supp_name FROM ".TB_PREF."supp_trans,".TB_PREF."suppliers
350                 WHERE trans_no = $trans_no AND type = $trans_type
351                 AND ".TB_PREF."suppliers.supplier_id=".TB_PREF."supp_trans.supplier_id";
352         $result = db_query($sql, "Cannot retreive a supplier transaction");
353
354         if (db_num_rows($result) == 1)
355         {
356                 $trans_row = db_fetch($result);
357
358                 $supp_trans->supplier_id = $trans_row["supplier_id"];
359                 $supp_trans->supplier_name = $trans_row["supp_name"];
360                 $supp_trans->tran_date = sql2date($trans_row["tran_date"]);
361                 $supp_trans->due_date = sql2date($trans_row["due_date"]);
362                 //$supp_trans->Comments = $trans_row["TransText"];
363                 $supp_trans->Comments = "";
364                 $supp_trans->reference = $trans_row["reference"];
365                 $supp_trans->supp_reference = $trans_row["supp_reference"];
366                 $supp_trans->ov_amount = $trans_row["ov_amount"];
367                 $supp_trans->ov_discount = $trans_row["ov_discount"];
368                 $supp_trans->ov_gst = $trans_row["ov_gst"];
369
370                 $id = $trans_row["trans_no"];
371
372                 $result = get_supp_invoice_items($trans_type, $id);
373
374                 if (db_num_rows($result) > 0)
375                 {
376
377             while ($details_row = db_fetch($result))
378             {
379
380                 if ($details_row["gl_code"] == 0)
381                 {
382                         $supp_trans->add_grn_to_trans($details_row["grn_item_id"], $details_row["po_detail_item_id"], $details_row["stock_id"],
383                                         $details_row["description"], 0, 0, $details_row["quantity"], 0, $details_row["FullUnitPrice"],
384                                         false, 0, 0);
385                 }
386                 else
387                 {
388                         $supp_trans->add_gl_codes_to_trans($details_row["gl_code"], get_gl_account_name($details_row["gl_code"]), 0, 0,
389                                         $details_row["FullUnitPrice"], $details_row["memo_"]);
390                 }
391             }
392         }
393         else
394         {
395                         return display_db_error("Invalid supptrans details for supptrans number : $trans_no and type : $trans_type", $sql, true);
396                 }
397
398         }
399         else
400         {
401                 return display_db_error("Invalid supptrans number : $trans_no and type : $trans_type", $sql, true);
402         }
403 }
404
405 //----------------------------------------------------------------------------------------
406
407 function get_matching_invoice_item($stock_id, $po_item_id)
408 {
409         $sql = "SELECT *, tran_date FROM ".TB_PREF."supp_invoice_items, ".TB_PREF."supp_trans
410                 WHERE supp_trans_type = 20 AND stock_id = '$stock_id' AND po_detail_item_id = $po_item_id
411                 AND supp_trans_no = trans_no";
412         $result = db_query($sql, "Cannot retreive supplier transaction detail records");
413         return db_fetch($result);  
414 }
415
416 function void_supp_invoice($type, $type_no)
417 {
418         begin_transaction();
419
420         $trans = get_supp_trans($type_no, $type);
421
422         void_bank_trans($type, $type_no, true);
423
424         void_gl_trans($type, $type_no, true);
425
426         void_supp_allocations($type, $type_no);
427
428         void_supp_trans($type, $type_no);
429
430         $result = get_supp_invoice_items($type, $type_no);
431
432         // now remove this invoice/credit from any GRNs/POs that it's related to
433         if (db_num_rows($result) > 0)
434         {
435                 $date_ = Today();
436         while ($details_row = db_fetch($result))
437         {
438                 if ((int)$details_row["grn_item_id"] > 0) // it can be empty for GL items
439                 {
440                         // Changed 2008-10-17 by Joe Hunt to get the avg. material cost updated
441                                 $old = update_supp_received_items_for_invoice($details_row["grn_item_id"],
442                                         $details_row["po_detail_item_id"], -$details_row["quantity"], $details_row["FullUnitPrice"]); 
443                                 
444                                 //$diff = $details_row["FullUnitPrice"] - $old[2];
445                                 $old_date = sql2date($old[1]);
446                                 
447                                 $batch = get_grn_batch_from_item($details_row["grn_item_id"]);  
448                                 $grn = get_grn_batch($batch);
449                         if ($type == 21) // credit note 2009-06-14 Joe Hunt Must restore the po and grn
450                         {       // We must get the corresponding invoice item to check for price chg.
451                                         $match = get_matching_invoice_item($details_row["stock_id"], $details_row["po_detail_item_id"]);
452                                         if ($match !== false)
453                                                 $mat_cost = update_average_material_cost($grn["supplier_id"], $details_row["stock_id"],  
454                                                         $match["unit_price"], -$details_row["quantity"], sql2date($match['tran_date']), $match['tran_date'] !== $trans['tran_date']);
455                                         else            
456                                                 $mat_cost = update_average_material_cost($grn["supplier_id"], $details_row["stock_id"],  
457                                                         $details_row["FullUnitPrice"], -$details_row["quantity"], $old_date, $old[1] !== $trans['tran_date']);
458                                         $sql = "UPDATE ".TB_PREF."purch_order_details
459                                         SET quantity_ordered = quantity_ordered + ".-$details_row["quantity"].", ";
460                                 if ($match !== false)
461                                         $sql .= "act_price=".$match['unit_price'].", ";
462                                 $sql .= "quantity_received = quantity_received + ".-$details_row["quantity"]."
463                                     WHERE po_detail_item = ".$details_row["po_detail_item_id"];
464                                         db_query($sql, "a purchase order details record could not be updated. This receipt of goods has not been processed ");
465                                         $sql = "UPDATE ".TB_PREF."grn_items SET qty_recd=qty_recd+".-$details_row["quantity"]."
466                                                 WHERE id=".$details_row["grn_item_id"];
467                                         db_query($sql);
468                         }
469                         else
470                         {
471                                         $diff = get_diff_in_home_currency($grn["supplier_id"], $old_date, sql2date($trans['tran_date']), $old[2], 
472                                                 $details_row["FullUnitPrice"]);
473                                         // Only adjust the avg for the diff
474                                         $mat_cost = update_average_material_cost(null, $details_row["stock_id"],
475                                                 $diff, -$details_row["quantity"], $old_date, true);
476                                 }
477                                 $deliveries = get_deliveries_between($details_row["stock_id"], $old_date, $date_);
478                                 if ($deliveries[0] != 0) // have deliveries been done during the period?
479                                 {
480                                         update_stock_move_pid(13, $details_row["stock_id"], $old_date, $date_, 0, $mat_cost);
481                                 }
482                                 update_stock_move_pid(25, $details_row["stock_id"], $old_date, $old_date, $grn['supplier_id'], $mat_cost);
483                 }
484         }
485         }
486
487         if ($type == 21) // void the credits in stock moves
488                 void_stock_move(21, $type_no); 
489         void_supp_invoice_items($type, $type_no);
490         void_trans_tax_details($type, $type_no);
491
492         commit_transaction();
493 }
494
495 //----------------------------------------------------------------------------------------
496
497
498 ?>