Rechnungs- und Gutschriftsnummern werden nun direkt innerhalb der Backend-Routinen...
[kivitendo-erp.git] / SL / AR.pm
1 #=====================================================================
2 # LX-Office ERP
3 # Copyright (C) 2004
4 # Based on SQL-Ledger Version 2.1.9
5 # Web http://www.lx-office.org
6 #
7 #=====================================================================
8 # SQL-Ledger Accounting
9 # Copyright (C) 2001
10 #
11 #  Author: Dieter Simader
12 #   Email: dsimader@sql-ledger.org
13 #     Web: http://www.sql-ledger.org
14 #
15 #  Contributors:
16 #
17 # This program is free software; you can redistribute it and/or modify
18 # it under the terms of the GNU General Public License as published by
19 # the Free Software Foundation; either version 2 of the License, or
20 # (at your option) any later version.
21 #
22 # This program is distributed in the hope that it will be useful,
23 # but WITHOUT ANY WARRANTY; without even the implied warranty of
24 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
25 # GNU General Public License for more details.
26 # You should have received a copy of the GNU General Public License
27 # along with this program; if not, write to the Free Software
28 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 #======================================================================
30 #
31 # Accounts Receivable module backend routines
32 #
33 #======================================================================
34
35 package AR;
36
37 use Data::Dumper;
38 use SL::DBUtils;
39
40 sub post_transaction {
41   $main::lxdebug->enter_sub();
42
43   my ($self, $myconfig, $form) = @_;
44
45   my ($null, $taxrate, $amount, $tax, $diff);
46   my $exchangerate = 0;
47   my $i;
48
49   my @values;
50
51   my $dbh = $form->dbconnect_noauto($myconfig);
52
53   if ($form->{currency} eq $form->{defaultcurrency}) {
54     $form->{exchangerate} = 1;
55   } else {
56     $exchangerate =
57       $form->check_exchangerate($myconfig, $form->{currency},
58                                 $form->{transdate}, 'buy');
59   }
60   for $i (1 .. $form->{rowcount}) {
61     $form->{AR_amounts}{"amount_$i"} =
62       (split(/--/, $form->{"AR_amount_$i"}))[0];
63   }
64   $form->{AR_amounts}{receivables} = $form->{ARselected};
65   $form->{AR}{receivables}         = $form->{ARselected};
66
67   $form->{exchangerate} =
68     ($exchangerate)
69     ? $exchangerate
70     : $form->parse_amount($myconfig, $form->{exchangerate});
71
72   for $i (1 .. $form->{rowcount}) {
73
74     $form->{"amount_$i"} =
75       $form->round_amount($form->parse_amount($myconfig, $form->{"amount_$i"})
76                             * $form->{exchangerate},
77                           2);
78
79     $form->{netamount} += $form->{"amount_$i"};
80
81     # parse tax_$i for later
82     $form->{"tax_$i"} = $form->parse_amount($myconfig, $form->{"tax_$i"});
83   }
84
85   # this is for ar
86
87   $form->{amount} = $form->{netamount};
88
89   $form->{tax}       = 0;
90   $form->{netamount} = 0;
91   $form->{total_tax} = 0;
92
93   # taxincluded doesn't make sense if there is no amount
94
95   $form->{taxincluded} = 0 if ($form->{amount} == 0);
96   for $i (1 .. $form->{rowcount}) {
97     ($form->{"tax_id_$i"}, $NULL) = split /--/, $form->{"taxchart_$i"};
98
99     $query =
100       qq|SELECT c.accno, t.taxkey, t.rate | .
101       qq|FROM tax t LEFT JOIN chart c on (c.id = t.chart_id) | .
102       qq|WHERE t.id = ? | .
103       qq|ORDER BY c.accno|;
104
105     ($form->{AR_amounts}{"tax_$i"}, $form->{"taxkey_$i"}, $form->{"taxrate_$i"}) =
106       selectrow_query($form, $dbh, $query, $form->{"tax_id_$i"});
107     $form->{AR_amounts}{"tax_$i"}{taxkey}    = $form->{"taxkey_$i"};
108     $form->{AR_amounts}{"amount_$i"}{taxkey} = $form->{"taxkey_$i"};
109
110     if ($form->{taxincluded} *= 1) {
111       if (!$form->{"korrektur_$i"}) {
112       $tax =
113         $form->{"amount_$i"} -
114         ($form->{"amount_$i"} / ($form->{"taxrate_$i"} + 1));
115       } else {
116         $tax = $form->{"tax_$i"};
117       }
118       $amount = $form->{"amount_$i"} - $tax;
119       $form->{"amount_$i"} = $form->round_amount($amount, 2);
120       $diff += $amount - $form->{"amount_$i"};
121       $form->{"tax_$i"} = $form->round_amount($tax, 2);
122       $form->{netamount} += $form->{"amount_$i"};
123     } else {
124       if (!$form->{"korrektur_$i"}) {
125         $form->{"tax_$i"} = $form->{"amount_$i"} * $form->{"taxrate_$i"};
126       }
127       $form->{"tax_$i"} =
128         $form->round_amount($form->{"tax_$i"} * $form->{exchangerate}, 2);
129       $form->{netamount} += $form->{"amount_$i"};
130     }
131     
132     $form->{total_tax} += $form->{"tax_$i"};
133   }
134
135   # adjust paidaccounts if there is no date in the last row
136   $form->{paidaccounts}-- unless ($form->{"datepaid_$form->{paidaccounts}"});
137   $form->{paid} = 0;
138
139   # add payments
140   for $i (1 .. $form->{paidaccounts}) {
141     $form->{"paid_$i"} =
142       $form->round_amount($form->parse_amount($myconfig, $form->{"paid_$i"}),
143                           2);
144
145     $form->{paid} += $form->{"paid_$i"};
146     $form->{datepaid} = $form->{"datepaid_$i"};
147
148   }
149
150   $form->{amount} = $form->{netamount} + $form->{total_tax};
151   $form->{paid}   =
152     $form->round_amount($form->{paid} * $form->{exchangerate}, 2);
153
154   my ($query, $sth, $null);
155
156   ($null, $form->{employee_id}) = split /--/, $form->{employee};
157   unless ($form->{employee_id}) {
158     $form->get_employee($dbh);
159   }
160
161   # if we have an id delete old records
162   if ($form->{id}) {
163     # delete detail records
164     $query = qq|DELETE FROM acc_trans WHERE trans_id = ?|;
165     do_query($form, $dbh, $query, $form->{id});
166
167   } else {
168     $query = qq|SELECT nextval('glid')|;
169     ($form->{id}) = selectrow_query($form, $dbh, $query);
170
171     $query = qq|INSERT INTO ar (id, invnumber, employee_id) VALUES (?, 'dummy', ?)|;
172     do_query($form, $dbh, $query, $form->{id}, $form->{employee_id});
173
174     if (!$form->{invnumber}) {
175       $form->{invnumber} = $form->update_defaults($myconfig, "invnumber", $dbh);
176     }
177   }
178
179   # update department
180   ($null, $form->{department_id}) = split(/--/, $form->{department});
181   $form->{department_id} *= 1;
182
183   # record last payment date in ar table
184   $form->{datepaid} = $form->{transdate} unless $form->{datepaid};
185   my $datepaid = ($form->{paid} != 0) ? $form->{datepaid} : undef;
186
187   $query =
188     qq|UPDATE ar set | .
189     qq|  invnumber = ?, ordnumber = ?, transdate = ?, customer_id = ?, | .
190     qq|  taxincluded = ?, amount = ?, duedate = ?, paid = ?, datepaid = ?, | .
191     qq|  netamount = ?, curr = ?, notes = ?, department_id = ?, | .
192     qq|  employee_id = ? | .
193     qq|WHERE id = ?|;
194   my @values = ($form->{invnumber}, $form->{ordnumber},
195                 conv_date($form->{transdate}), conv_i($form->{customer_id}),
196                 $form->{taxincluded} ? 't' : 'f', $form->{amount},
197                 conv_date($form->{duedate}), $form->{paid},
198                 conv_date($datepaid), $form->{netamount},
199                 $form->{currency}, $form->{notes},
200                 conv_i($form->{department_id}),
201                 conv_i($form->{employee_id}),
202                 conv_i($form->{id}));
203   do_query($form, $dbh, $query, @values);
204
205   # amount for AR account
206   $form->{receivables} = $form->round_amount($form->{amount}, 2) * -1;
207
208   # update exchangerate
209   if (($form->{currency} ne $form->{defaultcurrency}) && !$exchangerate) {
210     $form->update_exchangerate($dbh, $form->{currency}, $form->{transdate},
211                                $form->{exchangerate}, 0);
212   }
213
214   # add individual transactions for AR, amount and taxes
215   for $i (1 .. $form->{rowcount}) {
216     if ($form->{"amount_$i"} != 0) {
217       my $project_id = conv_i($form->{"project_id_$i"});
218       $taxkey = $form->{AR_amounts}{"amount_$i"}{taxkey};
219
220       # insert detail records in acc_trans
221       $query =
222         qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, | .
223         qq|  project_id, taxkey) | .
224         qq|VALUES (?, (SELECT c.id FROM chart c WHERE c.accno = ?), ?, ?, ?, ?)|;
225       @values = (conv_i($form->{id}), conv_i($form->{AR_amounts}{"amount_$i"}),
226                  conv_i($form->{"amount_$i"}), conv_date($form->{transdate}),
227                  $project_id, conv_i($taxkey));
228       do_query($form, $dbh, $query, @values);
229
230       if ($form->{"tax_$i"} != 0) {
231         # insert detail records in acc_trans
232         $query =
233           qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, | .
234           qq|  project_id, taxkey) | .
235           qq|VALUES (?, (SELECT c.id FROM chart c WHERE c.accno = ?), | .
236           qq|  ?, ?, ?, ?)|;
237         @values = (conv_i($form->{id}), conv_i($form->{AR_amounts}{"tax_$i"}),
238                    conv_i($form->{"tax_$i"}), conv_date($form->{transdate}),
239                    $project_id, conv_i($taxkey));
240         do_query($form, $dbh, $query, @values);
241       }
242     }
243   }
244
245   # add recievables
246   $query =
247     qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate) | .
248     qq|VALUES (?, (SELECT c.id FROM chart c WHERE c.accno = ?), ?, ?)|;
249   @values = (conv_i($form->{id}), conv_i($form->{AR_amounts}{receivables}),
250              conv_i($form->{receivables}), conv_date($form->{transdate}));
251   do_query($form, $dbh, $query, @values);
252
253   # add paid transactions
254   for my $i (1 .. $form->{paidaccounts}) {
255     if ($form->{"paid_$i"} != 0) {
256       my $project_id = conv_i($form->{"paid_project_id_$i"});
257
258       $form->{"AR_paid_$i"} =~ s/\"//g;
259       ($form->{AR}{"paid_$i"}) = split(/--/, $form->{"AR_paid_$i"});
260       $form->{"datepaid_$i"} = $form->{transdate}
261         unless ($form->{"datepaid_$i"});
262
263       $exchangerate = 0;
264       if ($form->{currency} eq $form->{defaultcurrency}) {
265         $form->{"exchangerate_$i"} = 1;
266       } else {
267         $exchangerate =
268           $form->check_exchangerate($myconfig, $form->{currency},
269                                     $form->{"datepaid_$i"}, 'buy');
270
271         $form->{"exchangerate_$i"} =
272           ($exchangerate)
273           ? $exchangerate
274           : $form->parse_amount($myconfig, $form->{"exchangerate_$i"});
275       }
276
277       # if there is no amount and invtotal is zero there is no exchangerate
278       if ($form->{amount} == 0 && $form->{netamount} == 0) {
279         $form->{exchangerate} = $form->{"exchangerate_$i"};
280       }
281
282       # receivables amount
283       $amount =
284         $form->round_amount($form->{"paid_$i"} * $form->{exchangerate}, 2);
285
286       if ($form->{receivables} != 0) {
287         # add receivable
288         $query =
289           qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, project_id) | .
290           qq|VALUES (?, (SELECT c.id FROM chart c WHERE c.accno = ?), ?, ?, ?)|;
291         @values = (conv_i($form->{id}), conv_i($form->{AR}{receivables}),
292                    $amount, conv_date($form->{"datepaid_$i"}), $project_id);
293         do_query($form, $dbh, $query, @values);
294       }
295       $form->{receivables} = $amount;
296
297       if ($form->{"paid_$i"} != 0) {
298         my $project_id = conv_i($form->{"paid_project_id_$i"});
299         # add payment
300         $amount = $form->{"paid_$i"} * -1;
301         $query  =
302           qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, source, memo, project_id) | .
303           qq|VALUES (?, (SELECT c.id FROM chart c WHERE c.accno = ?), ?, ?, ?, ?, ?)|;
304         @values = (conv_i($form->{id}), conv_i($form->{AR}{"paid_$i"}), $amount,
305                    conv_date($form->{"datepaid_$i"}), $form->{"source_$i"},
306                    $form->{"memo_$i"}, $project_id);
307         do_query($form, $dbh, $query, @values);
308
309         # exchangerate difference for payment
310         $amount =
311           $form->round_amount(
312                     $form->{"paid_$i"} * ($form->{"exchangerate_$i"} - 1) * -1,
313                     2);
314
315         if ($amount != 0) {
316           $query =
317             qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, fx_transaction, cleared, project_id) | .
318             qq|VALUES (?, (SELECT c.id FROM chart c WHERE c.accno = ?), ?, ?, 't', 'f', ?)|;
319           @values = (conv_i($form->{id}), conv_i($form->{AR}{"paid_$i"}),
320                      $amount, conv_date($form->{"datepaid_$i"}), $project_id);
321           do_query($form, $dbh, $query, @values);
322         }
323
324         # exchangerate gain/loss
325         $amount =
326           $form->round_amount(
327                    $form->{"paid_$i"} *
328                      ($form->{exchangerate} - $form->{"exchangerate_$i"}) * -1,
329                    2);
330
331         if ($amount != 0) {
332           $accno =
333             ($amount > 0) ? $form->{fxgain_accno} : $form->{fxloss_accno};
334           $query =
335             qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, fx_transaction, cleared, project_id) | .
336             qq|VALUES (?, (SELECT c.id FROM chart c WHERE c.accno = ?), ?, ?, 't', 'f', ?)|;
337           @values = (conv_i($form->{id}), $accno, $amount,
338                      conv_date($form->{"datepaid_$i"}), $project_id);
339           do_query($form, $dbh, $query, @values);
340         }
341       }
342
343       # update exchangerate record
344       if (($form->{currency} ne $form->{defaultcurrency}) && !$exchangerate) {
345         $form->update_exchangerate($dbh, $form->{currency},
346                                    $form->{"datepaid_$i"},
347                                    $form->{"exchangerate_$i"}, 0);
348       }
349     }
350   }
351
352   my $rc = $dbh->commit;
353   $dbh->disconnect;
354
355   $main::lxdebug->leave_sub();
356
357   return $rc;
358 }
359
360 sub post_payment {
361   $main::lxdebug->enter_sub();
362
363   my ($self, $myconfig, $form, $locale) = @_;
364
365   # connect to database, turn off autocommit
366   my $dbh = $form->dbconnect_noauto($myconfig);
367
368   $form->{datepaid} = $form->{transdate};
369
370   # total payments, don't move we need it here
371   for my $i (1 .. $form->{paidaccounts}) {
372     if ($form->{type} eq "credit_note") {
373       $form->{"paid_$i"} = $form->parse_amount($myconfig, $form->{"paid_$i"}) * -1;
374     } else {
375       $form->{"paid_$i"} = $form->parse_amount($myconfig, $form->{"paid_$i"});
376     } 
377     $form->{paid} += $form->{"paid_$i"};
378     $form->{datepaid} = $form->{"datepaid_$i"} if ($form->{"datepaid_$i"});
379   }
380
381   $form->{exchangerate} =
382       $form->get_exchangerate($dbh, $form->{currency}, $form->{transdate},
383                               "buy");
384
385   my $accno_ar = $form->{ARselected};
386
387   # record payments and offsetting AR
388   for my $i (1 .. $form->{paidaccounts}) {
389
390     if ($form->{"paid_$i"} != 0) {
391       my $project_id = conv_i($form->{"paid_project_id_$i"});
392
393       my ($accno) = split /--/, $form->{"AR_paid_$i"};
394       $form->{"datepaid_$i"} = $form->{transdate}
395         unless ($form->{"datepaid_$i"});
396       $form->{datepaid} = $form->{"datepaid_$i"};
397
398       $exchangerate = 0;
399       if (($form->{currency} eq $form->{defaultcurrency}) || ($form->{defaultcurrency} eq "")) {
400         $form->{"exchangerate_$i"} = 1;
401       } else {
402         $exchangerate =
403           $form->check_exchangerate($myconfig, $form->{currency},
404                                     $form->{"datepaid_$i"}, 'buy');
405
406         $form->{"exchangerate_$i"} =
407           ($exchangerate)
408           ? $exchangerate
409           : $form->parse_amount($myconfig, $form->{"exchangerate_$i"});
410       }
411
412       # record AR
413       $amount =
414         $form->round_amount($form->{"paid_$i"} * $form->{"exchangerate"},
415                             2);
416
417
418       $query =
419         qq|DELETE FROM acc_trans | .
420         qq|WHERE trans_id = ? AND amount = ? AND transdate = ? AND | .
421         qq|  chart_id = (SELECT c.id FROM chart c WHERE c.accno = ?)|;
422       @values = (conv_i($form->{id}), $amount,
423                  conv_date($form->{"datepaid_$i"}), $accno_ar);
424       do_query($form, $dbh, $query, @values);
425
426       $query =
427         qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, project_id) | .
428         qq|VALUES (?, (SELECT c.id FROM chart c WHERE c.accno = ?), ?, ?, ?)|;
429       @values = (conv_i($form->{id}), $accno_ar, conv_i($amount),
430                  conv_date($form->{"datepaid_$i"}), $project_id);
431       do_query($form, $dbh, $query, @values);
432
433       # record payment
434       $form->{"paid_$i"} *= -1;
435
436       $query =
437         qq|DELETE FROM acc_trans | .
438         qq|WHERE trans_id = ? AND | .
439         qq|  chart_id = (SELECT c.id FROM chart c WHERE c.accno = ?) AND | .
440         qq|  amount = ? AND transdate = ? AND source = ? AND memo = ?|;
441       @values = (conv_i($form->{id}), $accno, conv_i($form->{"paid_$i"}),
442                  conv_date($form->{"datepaid_$i"}),
443                  $form->{"source_$i"}, $form->{"memo_$i"});
444       do_query($form, $dbh, $query, @values);
445
446       $query =
447         qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, source, memo, project_id) | .
448         qq|VALUES (?, (SELECT c.id FROM chart c WHERE c.accno = ?), ?, ?, ?, ?, ?)|;
449       @values = (conv_i($form->{id}), $accno, conv_i($form->{"paid_$i"}),
450                  conv_date($form->{"datepaid_$i"}),
451                  $form->{"source_$i"}, $form->{"memo_$i"}, $project_id);
452       do_query($form, $dbh, $query, @values);
453
454       # gain/loss
455       $amount =
456         $form->{"paid_$i"} * $form->{exchangerate} - $form->{"paid_$i"} *
457         $form->{"exchangerate_$i"};
458       if ($amount > 0) {
459         $form->{fx}{ $form->{fxgain_accno} }{ $form->{"datepaid_$i"} } +=
460           $amount;
461       } else {
462         $form->{fx}{ $form->{fxloss_accno} }{ $form->{"datepaid_$i"} } +=
463           $amount;
464       }
465
466       $diff = 0;
467
468       # update exchange rate
469       if (($form->{currency} ne $form->{defaultcurrency}) && !$exchangerate) {
470         $form->update_exchangerate($dbh, $form->{currency},
471                                    $form->{"datepaid_$i"},
472                                    $form->{"exchangerate_$i"}, 0);
473       }
474     }
475   }
476
477   # record exchange rate differences and gains/losses
478   foreach my $accno (keys %{ $form->{fx} }) {
479     foreach my $transdate (keys %{ $form->{fx}{$accno} }) {
480       if (
481           ($form->{fx}{$accno}{$transdate} =
482            $form->round_amount($form->{fx}{$accno}{$transdate}, 2)
483           ) != 0
484         ) {
485         $query =
486           qq|DELETE FROM acc_trans | .
487           qq|WHERE trans_id = ? AND | .
488           qq|  chart_id = (SELECT c.id FROM chart c WHERE c.accno = ?) AND | .
489           qq|  amount = ? AND transdate = ? AND cleared = 'f' AND fx_transaction = 't'|;
490         @values = (conv_i($form->{id}), $accno,
491                    conv_i($form->{fx}{$accno}{$transdate}),
492                    conv_date($transdate));
493         do_query($form, $dbh, $query, @values);
494
495         $query =
496           qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, cleared, fx_transaction, project_id) | .
497           qq|VALUES (?, (SELECT c.id FROM chart c WHERE c.accno = ?), ?, ?, 'f', 't', ?)|;
498         @values = (conv_i($form->{id}), $accno,
499                    conv_i($form->{fx}{$accno}{$transdate}),
500                    conv_date($transdate), $project_id);
501         do_query($form, $dbh, $query, @values);
502       }
503     }
504   }
505   my $datepaid = ($form->{paid}) ? $form->{datepaid} : "NULL";
506
507   # save AR record
508   my $query =
509     qq|UPDATE ar set paid = ?, datepaid = ? WHERE id = ?|;
510   @values = (conv_i($form->{paid}), conv_date($datepaid), conv_i($form->{id}));
511   do_query($form, $dbh, $query, @values);
512
513   my $rc = $dbh->commit;
514   $dbh->disconnect;
515
516   $main::lxdebug->leave_sub();
517
518   return $rc;
519 }
520
521 sub delete_transaction {
522   $main::lxdebug->enter_sub();
523
524   my ($self, $myconfig, $form) = @_;
525
526   # connect to database, turn AutoCommit off
527   my $dbh = $form->dbconnect_noauto($myconfig);
528
529   my $query = qq|DELETE FROM ar WHERE id = ?|;
530   do_query($form, $dbh, $query, $form->{id});
531
532   $query = qq|DELETE FROM acc_trans WHERE trans_id = ?|;
533   do_query($form, $dbh, $query, $form->{id});
534
535   # commit
536   my $rc = $dbh->commit;
537   $dbh->disconnect;
538
539   $main::lxdebug->leave_sub();
540
541   return $rc;
542 }
543
544 sub ar_transactions {
545   $main::lxdebug->enter_sub();
546
547   my ($self, $myconfig, $form) = @_;
548
549   # connect to database
550   my $dbh = $form->dbconnect($myconfig);
551
552   my @values;
553
554   my $query =
555     qq|SELECT a.id, a.invnumber, a.ordnumber, a.transdate, | .
556     qq|  a.duedate, a.netamount, a.amount, a.paid, | .
557     qq|  a.invoice, a.datepaid, a.terms, a.notes, a.shipvia, | .
558     qq|  a.shippingpoint, a.storno, a.globalproject_id, | .
559     qq|  pr.projectnumber AS globalprojectnumber, | .
560     qq|  c.name, | .
561     qq|  e.name AS employee | .
562     qq|FROM ar a | .
563     qq|JOIN customer c ON (a.customer_id = c.id) | .
564     qq|LEFT JOIN employee e ON (a.employee_id = e.id) | .
565     qq|LEFT JOIN project pr ON (a.globalproject_id = pr.id)|;
566
567   my $where = "1 = 1";
568   if ($form->{customer_id}) {
569     $where .= " AND a.customer_id = ?";
570     push(@values, $form->{customer_id});
571   } elsif ($form->{customer}) {
572     $where .= " AND c.name ILIKE ?";
573     push(@values, $form->like($form->{customer}));
574   }
575   if ($form->{department}) {
576     my ($null, $department_id) = split /--/, $form->{department};
577     $where .= " AND a.department_id = ?";
578     push(@values, $department_id);
579   }
580   foreach my $column (qw(invnumber ordnumber notes)) {
581     if ($form->{$column}) {
582       $where .= " AND a.$column ILIKE ?";
583       push(@values, $form->like($form->{$column}));
584     }
585   }
586   if ($form->{"project_id"}) {
587     $where .=
588       qq|AND ((a.globalproject_id = ?) OR EXISTS | .
589       qq|  (SELECT * FROM invoice i | .
590       qq|   WHERE i.project_id = ? AND i.trans_id = a.id))|;
591     push(@values, $form->{"project_id"}, $form->{"project_id"});
592   }
593
594   if ($form->{transdatefrom}) {
595     $where .= " AND a.transdate >= ?";
596     push(@values, $form->{transdatefrom});
597   }
598   if ($form->{transdateto}) {
599     $where .= " AND a.transdate <= ?";
600     push(@values, $form->{transdateto});
601   }
602   if ($form->{open} || $form->{closed}) {
603     unless ($form->{open} && $form->{closed}) {
604       $where .= " AND a.amount <> a.paid" if ($form->{open});
605       $where .= " AND a.amount = a.paid"  if ($form->{closed});
606     }
607   }
608
609   my @a = (transdate, invnumber, name);
610   push @a, "employee" if $form->{l_employee};
611   my $sortorder = join(', ', @a);
612
613   if (grep({ $_ eq $form->{sort} }
614            qw(id transdate duedate invnumber ordnumber name
615               datepaid employee shippingpoint shipvia))) {
616     $sortorder = $form->{sort};
617   }
618
619   $query .= " WHERE $where ORDER by $sortorder";
620
621   my $sth = $dbh->prepare($query);
622   $sth->execute(@values) ||
623     $form->dberror($query . " (" . join(", ", @values) . ")");
624
625   $form->{AR} = [];
626   while (my $ar = $sth->fetchrow_hashref(NAME_lc)) {
627     push @{ $form->{AR} }, $ar;
628   }
629
630   $sth->finish;
631   $dbh->disconnect;
632
633   $main::lxdebug->leave_sub();
634 }
635
636 sub get_transdate {
637   $main::lxdebug->enter_sub();
638
639   my ($self, $myconfig, $form) = @_;
640
641   # connect to database
642   my $dbh = $form->dbconnect($myconfig);
643
644   my $query =
645     "SELECT COALESCE(" .
646     "  (SELECT transdate FROM ar WHERE id = " .
647     "    (SELECT MAX(id) FROM ar) LIMIT 1), " .
648     "  current_date)";
649   ($form->{transdate}) = $dbh->selectrow_array($query);
650
651   $dbh->disconnect;
652
653   $main::lxdebug->leave_sub();
654 }
655
656 1;
657