import sql-ledger 2.4.4
[freeside.git] / sql-ledger / sql-ledger / SL / IS.pm
diff --git a/sql-ledger/sql-ledger/SL/IS.pm b/sql-ledger/sql-ledger/SL/IS.pm
new file mode 100644 (file)
index 0000000..788dd95
--- /dev/null
@@ -0,0 +1,1632 @@
+#=====================================================================
+# SQL-Ledger Accounting
+# Copyright (C) 2000
+#
+#  Author: Dieter Simader
+#   Email: dsimader@sql-ledger.org
+#     Web: http://www.sql-ledger.org
+#
+#  Contributors: Jim Rawlings <jim@your-dba.com>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+#======================================================================
+#
+# Inventory invoicing module
+#
+#======================================================================
+
+package IS;
+
+
+sub invoice_details {
+  my ($self, $myconfig, $form) = @_;
+
+  $form->{duedate} = $form->{transdate} unless ($form->{duedate});
+
+  # connect to database
+  my $dbh = $form->dbconnect($myconfig);
+
+  my $query = qq|SELECT date '$form->{duedate}' - date '$form->{transdate}'
+                 AS terms
+                FROM defaults|;
+  my $sth = $dbh->prepare($query);
+  $sth->execute || $form->dberror($query);
+
+  ($form->{terms}) = $sth->fetchrow_array;
+  $sth->finish;
+
+  # this is for the template
+  $form->{invdate} = $form->{transdate};
+  
+  my $tax = 0;
+  my $item;
+  my $i;
+  my @sortlist = ();
+  my $projectnumber;
+  my $projectnumber_id;
+  my $translation;
+  my $partsgroup;
+  
+  my %oid = ( 'Pg'     => 'oid',
+              'PgPP'   => 'oid',
+              'Oracle' => 'rowid',
+             'DB2'     => '1=1'
+           );
+  
+  # sort items by partsgroup
+  for $i (1 .. $form->{rowcount}) {
+    $projectnumber = "";
+    $partsgroup = "";
+    $projectnumber_id = 0;
+    if ($form->{"projectnumber_$i"} && $form->{groupprojectnumber}) {
+      ($projectnumber, $projectnumber_id) = split /--/, $form->{"projectnumber_$i"};
+    }
+    if ($form->{"partsgroup_$i"} && $form->{grouppartsgroup}) {
+      ($partsgroup) = split /--/, $form->{"partsgroup_$i"};
+    }
+    push @sortlist, [ $i, "$projectnumber$partsgroup", $projectnumber, $projectnumber_id, $partsgroup ];
+
+
+    # sort the whole thing by project and group
+    @sortlist = sort { $a->[1] cmp $b->[1] } @sortlist;
+    
+  }
+  
+  my @taxaccounts;
+  my %taxaccounts;
+  my $taxrate;
+  my $taxamount;
+  my $taxbase;
+  my $taxdiff;
+  $query = qq|SELECT p.description, t.description
+              FROM project p
+             LEFT JOIN translation t ON (t.trans_id = p.id AND t.language_code = '$form->{language_code}')
+             WHERE id = ?|;
+  my $prh = $dbh->prepare($query) || $form->dberror($query);
+
+  my $runningnumber = 1;
+  my $sameitem = "";
+  my $subtotal;
+  my $k = scalar @sortlist;
+  my $j = 0;
+  
+  foreach $item (@sortlist) {
+    $i = $item->[0];
+    $j++;
+
+    if ($form->{groupprojectnumber} || $form->{grouppartsgroup}) {
+      if ($item->[1] ne $sameitem) {
+
+       $projectnumber = "";
+       if ($form->{groupprojectnumber} && $item->[2]) {
+          # get project description
+         $prh->execute($item->[3]) || $form->dberror($query);
+
+         ($projectnumber, $translation) = $prh->fetchrow_array;
+         $prh->finish;
+
+         $projectnumber = ($translation) ? "$item->[2], $translation" : "$item->[2], $projectnumber";
+       }
+
+       if ($form->{grouppartsgroup} && $item->[4]) {
+         $projectnumber .= " / " if $projectnumber;
+         $projectnumber .= $item->[4];
+       }
+
+       $form->{projectnumber} = $projectnumber;
+       $form->format_string(projectnumber);
+
+       push(@{ $form->{description} }, qq|$form->{projectnumber}|);
+       $sameitem = $item->[1];
+
+       map { push(@{ $form->{$_} }, "") } qw(runningnumber number sku serialnumber bin qty unit deliverydate projectnumber sellprice listprice netprice discount discountrate linetotal weight);
+      }
+    }
+      
+    $form->{"qty_$i"} = $form->parse_amount($myconfig, $form->{"qty_$i"});
+    
+    if ($form->{"qty_$i"} != 0) {
+
+      $form->{totalqty} += $form->{"qty_$i"};
+      $form->{totalship} += $form->{"ship_$i"};
+      $form->{totalweight} += ($form->{"qty_$i"} * $form->{"weight_$i"});
+
+      # add number, description and qty to $form->{number}, ....
+      push(@{ $form->{runningnumber} }, $runningnumber++);
+      push(@{ $form->{number} }, qq|$form->{"partnumber_$i"}|);
+      push(@{ $form->{sku} }, qq|$form->{"sku_$i"}|);
+      push(@{ $form->{serialnumber} }, qq|$form->{"serialnumber_$i"}|);
+      push(@{ $form->{bin} }, qq|$form->{"bin_$i"}|);
+      push(@{ $form->{description} }, qq|$form->{"description_$i"}|);
+      push(@{ $form->{qty} }, $form->format_amount($myconfig, $form->{"qty_$i"}));
+      push(@{ $form->{unit} }, qq|$form->{"unit_$i"}|);
+      push(@{ $form->{deliverydate} }, qq|$form->{"deliverydate_$i"}|);
+      push(@{ $form->{projectnumber} }, qq|$form->{"projectnumber_$i"}|);
+      
+      push(@{ $form->{sellprice} }, $form->{"sellprice_$i"});
+      
+      # listprice
+      push(@{ $form->{listprice} }, $form->{"listprice_$i"});
+      
+      push(@{ $form->{weight} }, $form->{"weight_$i"});
+
+      my $sellprice = $form->parse_amount($myconfig, $form->{"sellprice_$i"});
+      my ($dec) = ($sellprice =~ /\.(\d+)/);
+      $dec = length $dec;
+      my $decimalplaces = ($dec > 2) ? $dec : 2;
+      
+      my $discount = $form->round_amount($sellprice * $form->parse_amount($myconfig, $form->{"discount_$i"}) / 100, $decimalplaces);
+      
+      # keep a netprice as well, (sellprice - discount)
+      $form->{"netprice_$i"} = $sellprice - $discount;
+      push(@{ $form->{netprice} }, ($form->{"netprice_$i"} != 0) ? $form->format_amount($myconfig, $form->{"netprice_$i"}, $decimalplaces) : " ");
+
+      
+      my $linetotal = $form->round_amount($form->{"qty_$i"} * $form->{"netprice_$i"}, 2);
+
+      $discount = ($discount != 0) ? $form->format_amount($myconfig, $discount * -1, $decimalplaces) : " ";
+      $linetotal = ($linetotal != 0) ? $linetotal : " ";
+      
+      push(@{ $form->{discount} }, $discount);
+      push(@{ $form->{discountrate} }, $form->format_amount($myconfig, $form->{"discount_$i"}));
+
+      $form->{total} += $linetotal;
+
+      # this is for the subtotals for grouping
+      $subtotal += $linetotal;
+
+      push(@{ $form->{linetotal} }, $form->format_amount($myconfig, $linetotal, 2));
+      
+      @taxaccounts = split / /, $form->{"taxaccounts_$i"};
+      $taxrate = 0;
+      $taxdiff = 0;
+      
+      map { $taxrate += $form->{"${_}_rate"} } @taxaccounts;
+
+      if ($form->{taxincluded}) {
+       # calculate tax
+       $taxamount = $linetotal * $taxrate / (1 + $taxrate);
+       $taxbase = $linetotal - $taxamount;
+      } else {
+        $taxamount = $linetotal * $taxrate;
+       $taxbase = $linetotal;
+      }
+
+      if (@taxaccounts && $form->round_amount($taxamount, 2) == 0) {
+       if ($form->{taxincluded}) {
+         foreach $item (@taxaccounts) {
+           $taxamount = $form->round_amount($linetotal * $form->{"${item}_rate"} / (1 + abs($form->{"${item}_rate"})), 2);
+           
+           $taxaccounts{$item} += $taxamount;
+           $taxdiff += $taxamount;
+           
+           $taxbase{$item} += $taxbase;
+         }
+         $taxaccounts{$taxaccounts[0]} += $taxdiff;
+       } else {
+         foreach $item (@taxaccounts) {
+           $taxaccounts{$item} += $linetotal * $form->{"${item}_rate"};
+           $taxbase{$item} += $taxbase;
+         }
+       }
+      } else {
+       foreach $item (@taxaccounts) {
+         $taxaccounts{$item} += $taxamount * $form->{"${item}_rate"} / $taxrate;
+         $taxbase{$item} += $taxbase;
+       }
+      }
+      
+
+      if ($form->{"assembly_$i"}) {
+       my $sm = "";
+       
+        # get parts and push them onto the stack
+       my $sortorder = "";
+       if ($form->{groupitems}) {
+         $sortorder = qq|ORDER BY pg.partsgroup, a.$oid{$myconfig->{dbdriver}}|;
+       } else {
+         $sortorder = qq|ORDER BY a.$oid{$myconfig->{dbdriver}}|;
+       }
+       
+       $query = qq|SELECT p.partnumber, p.description, p.unit, a.qty,
+                   pg.partsgroup, p.partnumber AS sku
+                   FROM assembly a
+                   JOIN parts p ON (a.parts_id = p.id)
+                   LEFT JOIN partsgroup pg ON (p.partsgroup_id = pg.id)
+                   WHERE a.bom = '1'
+                   AND a.id = '$form->{"id_$i"}'
+                   $sortorder|;
+        $sth = $dbh->prepare($query);
+        $sth->execute || $form->dberror($query);
+
+       while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
+         if ($form->{grouppartsgroup} && $ref->{partsgroup} ne $sameitem) {
+           map { push(@{ $form->{$_} }, "") } qw(runningnumber number sku serialnumber unit qty bin deliverydate projectnumber sellprice listprice netprice discount discountrate linetotal weight);
+           $sm = ($ref->{partsgroup}) ? $ref->{partsgroup} : "--";
+           push(@{ $form->{description} }, $sm);
+         }
+           
+         map { $form->{"a_$_"} = $ref->{$_} } qw(partnumber description);
+         $form->format_string("a_partnumber", "a_description");
+         
+         push(@{ $form->{description} }, $form->format_amount($myconfig, $ref->{qty} * $form->{"qty_$i"}) . qq| -- $form->{"a_partnumber"}, $form->{"a_description"}|);
+          map { push(@{ $form->{$_} }, "") } qw(runningnumber number sku serialnumber unit qty bin deliverydate projectnumber sellprice listprice netprice discount discountrate linetotal weight);
+         
+       }
+       $sth->finish;
+      }
+    }
+
+    # add subtotal
+    if ($form->{groupprojectnumber} || $form->{grouppartsgroup}) {
+      if ($subtotal) {
+       if ($j < $k) {
+         # look at next item
+         if ($sortlist[$j]->[1] ne $sameitem) {
+           map { push(@{ $form->{$_} }, "") } qw(runningnumber number sku serialnumber bin qty unit deliverydate projectnumber sellprice listprice netprice discount discountrate weight);
+           push(@{ $form->{description} }, $form->{groupsubtotaldescription});
+           if (exists $form->{groupsubtotaldescription}) {
+             push(@{ $form->{linetotal} }, $form->format_amount($myconfig, $subtotal, 2));
+           } else {
+             push(@{ $form->{linetotal} }, "");
+           }
+           $subtotal = 0;
+         }
+       } else {
+
+         # got last item
+         if (exists $form->{groupsubtotaldescription}) {
+           map { push(@{ $form->{$_} }, "") } qw(runningnumber number sku serialnumber bin qty unit deliverydate projectnumber sellprice listprice netprice discount discountrate weight);
+           push(@{ $form->{description} }, $form->{groupsubtotaldescription});
+           push(@{ $form->{linetotal} }, $form->format_amount($myconfig, $subtotal, 2));
+         }
+       }
+      }
+    }
+
+  }
+
+
+  foreach my $item (sort keys %taxaccounts) {
+    if ($form->round_amount($taxaccounts{$item}, 2) != 0) {
+      push(@{ $form->{taxbase} }, $form->format_amount($myconfig, $taxbase{$item}, 2));
+
+      $tax += $taxamount = $form->round_amount($taxaccounts{$item}, 2);
+
+      push(@{ $form->{tax} }, $form->format_amount($myconfig, $taxamount));
+      push(@{ $form->{taxdescription} }, $form->{"${item}_description"});
+      push(@{ $form->{taxrate} }, $form->format_amount($myconfig, $form->{"${item}_rate"} * 100));
+      push(@{ $form->{taxnumber} }, $form->{"${item}_taxnumber"});
+    }
+  }
+    
+
+  for my $i (1 .. $form->{paidaccounts}) {
+    if ($form->{"paid_$i"}) {
+      push(@{ $form->{payment} }, $form->{"paid_$i"});
+      my ($accno, $description) = split /--/, $form->{"AR_paid_$i"};
+      push(@{ $form->{paymentaccount} }, $description); 
+      push(@{ $form->{paymentdate} }, $form->{"datepaid_$i"});
+      push(@{ $form->{paymentsource} }, $form->{"source_$i"});
+      push(@{ $form->{paymentmemo} }, $form->{"memo_$i"});
+
+      $form->{paid} += $form->parse_amount($myconfig, $form->{"paid_$i"});
+    }
+  }
+  
+  map { $form->{$_} = $form->format_amount($myconfig, $form->{$_}) } qw(totalqty totalship totalweight);
+  $form->{subtotal} = $form->format_amount($myconfig, $form->{total}, 2);
+  $form->{invtotal} = ($form->{taxincluded}) ? $form->{total} : $form->{total} + $tax;
+
+  use SL::CP;
+  my $c;
+  if ($form->{language_code}) {
+    $c = new CP $form->{language_code};
+  } else {
+    $c = new CP $myconfig->{countrycode};
+  }
+  $c->init;
+  my $whole;
+  ($whole, $form->{decimal}) = split /\./, $form->{invtotal};
+  $form->{decimal} .= "00";
+  $form->{decimal} = substr($form->{decimal}, 0, 2);
+  $form->{text_amount} = $c->num2text($whole);
+  
+  $form->{total} = $form->format_amount($myconfig, $form->{invtotal} - $form->{paid}, 2);
+  $form->{invtotal} = $form->format_amount($myconfig, $form->{invtotal}, 2);
+
+  $form->{paid} = $form->format_amount($myconfig, $form->{paid}, 2);
+
+  $dbh->disconnect;
+  
+}
+
+
+sub project_description {
+  my ($self, $dbh, $id) = @_;
+
+  my $query = qq|SELECT description
+                 FROM project
+                WHERE id = $id|;
+  my $sth = $dbh->prepare($query);
+  $sth->execute || $form->dberror($query);
+
+  ($_) = $sth->fetchrow_array;
+
+  $sth->finish;
+
+  $_;
+
+}
+
+
+sub customer_details {
+  my ($self, $myconfig, $form) = @_;
+  
+  # connect to database
+  my $dbh = $form->dbconnect($myconfig);
+  
+  # get rest for the customer
+  my $query = qq|SELECT customernumber, name, address1, address2, city,
+                 state, zipcode, country,
+                phone as customerphone, fax as customerfax, contact,
+                taxnumber, sic_code AS sic, iban, bic
+                FROM customer
+                WHERE id = $form->{customer_id}|;
+  my $sth = $dbh->prepare($query);
+  $sth->execute || $form->dberror($query);
+
+  $ref = $sth->fetchrow_hashref(NAME_lc);
+  map { $form->{$_} = $ref->{$_} } keys %$ref;
+
+  $sth->finish;
+  $dbh->disconnect;
+
+}
+
+
+sub post_invoice {
+  my ($self, $myconfig, $form) = @_;
+  
+  # connect to database, turn off autocommit
+  my $dbh = $form->dbconnect_noauto($myconfig);
+
+  my $query;
+  my $sth;
+  my $null;
+  my $project_id;
+  my $exchangerate = 0;
+
+  ($null, $form->{employee_id}) = split /--/, $form->{employee};
+  unless ($form->{employee_id}) {
+    ($form->{employee}, $form->{employee_id}) = $form->get_employee($dbh);
+  }
+  
+  ($null, $form->{department_id}) = split(/--/, $form->{department});
+  $form->{department_id} *= 1;
+  if ($form->{id}) {
+
+    &reverse_invoice($dbh, $form);
+
+  } else {
+    my $uid = time;
+    $uid .= $form->{login};
+    
+    $query = qq|INSERT INTO ar (invnumber, employee_id)
+                VALUES ('$uid', $form->{employee_id})|;
+    $dbh->do($query) || $form->dberror($query);
+
+    $query = qq|SELECT id FROM ar
+                WHERE invnumber = '$uid'|;
+    $sth = $dbh->prepare($query);
+    $sth->execute || $form->dberror($query);
+
+    ($form->{id}) = $sth->fetchrow_array;
+    $sth->finish;
+  }
+
+  my ($netamount, $invoicediff) = (0, 0);
+  my ($amount, $linetotal, $lastincomeaccno);
+
+  if ($form->{currency} eq $form->{defaultcurrency}) {
+    $form->{exchangerate} = 1;
+  } else {
+    $exchangerate = $form->check_exchangerate($myconfig, $form->{currency}, $form->{transdate}, 'buy');
+  }
+
+  $form->{exchangerate} = ($exchangerate) ? $exchangerate : $form->parse_amount($myconfig, $form->{exchangerate});
+  
+
+  foreach my $i (1 .. $form->{rowcount}) {
+    $form->{"qty_$i"} = $form->parse_amount($myconfig, $form->{"qty_$i"});
+    
+    if ($form->{"qty_$i"} != 0) {
+
+      # project
+      $project_id = 'NULL';
+      if ($form->{"projectnumber_$i"}) {
+       ($null, $project_id) = split /--/, $form->{"projectnumber_$i"};
+      }
+
+      # undo discount formatting
+      $form->{"discount_$i"} = $form->parse_amount($myconfig, $form->{"discount_$i"}) / 100;
+
+      my ($allocated, $taxrate) = (0, 0);
+      my $taxamount;
+      
+      # keep entered selling price
+      my $fxsellprice = $form->parse_amount($myconfig, $form->{"sellprice_$i"});
+      
+      my ($dec) = ($fxsellprice =~ /\.(\d+)/);
+      $dec = length $dec;
+      my $decimalplaces = ($dec > 2) ? $dec : 2;
+      
+      # deduct discount
+      my $discount = $form->round_amount($fxsellprice * $form->{"discount_$i"}, $decimalplaces);
+      $form->{"sellprice_$i"} = $fxsellprice - $discount;
+      
+      # add tax rates
+      map { $taxrate += $form->{"${_}_rate"} } split / /, $form->{"taxaccounts_$i"};
+
+      # round linetotal to 2 decimal places
+      $linetotal = $form->round_amount($form->{"sellprice_$i"} * $form->{"qty_$i"}, 2);
+      
+      if ($form->{taxincluded}) {
+       $taxamount = $linetotal * ($taxrate / (1 + $taxrate));
+       $form->{"sellprice_$i"} = $form->{"sellprice_$i"} * (1 / (1 + $taxrate));
+      } else {
+       $taxamount = $linetotal * $taxrate;
+      }
+
+      $netamount += $linetotal;
+      
+      if ($form->round_amount($taxamount, 2) != 0) {
+       map { $form->{amount}{$form->{id}}{$_} += $taxamount * $form->{"${_}_rate"} / $taxrate } split / /, $form->{"taxaccounts_$i"};
+      }
+    
+    
+      # add amount to income, $form->{amount}{trans_id}{accno}
+      $amount = $form->{"sellprice_$i"} * $form->{"qty_$i"} * $form->{exchangerate};
+      
+      $linetotal = $form->round_amount($form->{"sellprice_$i"} * $form->{"qty_$i"}, 2) * $form->{exchangerate};
+      $linetotal = $form->round_amount($linetotal, 2);
+      
+      # this is the difference from the inventory
+      $invoicediff += ($amount - $linetotal);
+
+      $form->{amount}{$form->{id}}{$form->{"income_accno_$i"}} += $linetotal;
+      
+      $lastincomeaccno = $form->{"income_accno_$i"};
+
+      # adjust and round sellprice
+      $form->{"sellprice_$i"} = $form->round_amount($form->{"sellprice_$i"} * $form->{exchangerate}, $decimalplaces);
+      
+      if ($form->{"inventory_accno_$i"} || $form->{"assembly_$i"}) {
+        # adjust parts onhand quantity
+
+        if ($form->{"assembly_$i"}) {
+         # do not update if assembly consists of all services
+         $query = qq|SELECT sum(p.inventory_accno_id)
+                     FROM parts p
+                     JOIN assembly a ON (a.parts_id = p.id)
+                     WHERE a.id = $form->{"id_$i"}|;
+         $sth = $dbh->prepare($query);
+         $sth->execute || $form->dberror($query);
+
+         if ($sth->fetchrow_array) {
+           $form->update_balance($dbh,
+                                 "parts",
+                                 "onhand",
+                                 qq|id = $form->{"id_$i"}|,
+                                 $form->{"qty_$i"} * -1) unless $form->{shipped};
+         }
+         $sth->finish;
+          
+         # record assembly item as allocated
+         &process_assembly($dbh, $form, $form->{"id_$i"}, $form->{"qty_$i"});
+       } else {
+         $form->update_balance($dbh,
+                               "parts",
+                               "onhand",
+                               qq|id = $form->{"id_$i"}|,
+                               $form->{"qty_$i"} * -1) unless $form->{shipped};
+         
+         $allocated = &cogs($dbh, $form, $form->{"id_$i"}, $form->{"qty_$i"});
+       }
+      }
+
+      
+      # save detail record in invoice table
+      $query = qq|INSERT INTO invoice (trans_id, parts_id, description, qty,
+                  sellprice, fxsellprice, discount, allocated, assemblyitem,
+                 unit, deliverydate, project_id, serialnumber)
+                 VALUES ($form->{id}, $form->{"id_$i"}, |
+                 .$dbh->quote($form->{"description_$i"}).qq|,
+                 $form->{"qty_$i"}, $form->{"sellprice_$i"}, $fxsellprice,
+                 $form->{"discount_$i"}, $allocated, 'f', |
+                 .$dbh->quote($form->{"unit_$i"}).qq|, |
+                 .$form->dbquote($form->{"deliverydate_$i"}, SQL_DATE).qq|,
+                 $project_id, |
+                 .$dbh->quote($form->{"serialnumber_$i"}).qq|)|;
+      $dbh->do($query) || $form->dberror($query);
+
+    }
+  }
+
+
+  $form->{datepaid} = $form->{transdate};
+  
+  # total payments, don't move we need it here
+  $form->{paid} = 0;
+  for my $i (1 .. $form->{paidaccounts}) {
+    $form->{"paid_$i"} = $form->parse_amount($myconfig, $form->{"paid_$i"});
+    $form->{paid} += $form->{"paid_$i"};
+    $form->{datepaid} = $form->{"datepaid_$i"} if ($form->{"datepaid_$i"});
+  }
+  
+  my ($tax, $diff) = (0, 0);
+  
+  $netamount = $form->round_amount($netamount, 2);
+  
+  # figure out rounding errors for total amount vs netamount + taxes
+  if ($form->{taxincluded}) {
+    
+    $amount = $form->round_amount($netamount * $form->{exchangerate}, 2);
+    $diff += $amount - $netamount * $form->{exchangerate};
+    $netamount = $amount;
+    
+    foreach my $item (split / /, $form->{taxaccounts}) {
+      $amount = $form->{amount}{$form->{id}}{$item} * $form->{exchangerate};
+      $form->{amount}{$form->{id}}{$item} = $form->round_amount($amount, 2);
+      $tax += $form->{amount}{$form->{id}}{$item};
+      $netamount -= $form->{amount}{$form->{id}}{$item};
+    }
+
+    $invoicediff += $diff;
+    ######## this only applies to tax included
+    if ($lastincomeaccno) {
+      $form->{amount}{$form->{id}}{$lastincomeaccno} += $invoicediff;
+    }
+
+  } else {
+    $amount = $form->round_amount($netamount * $form->{exchangerate}, 2);
+    $diff = $amount - $netamount * $form->{exchangerate};
+    $netamount = $amount;
+    foreach my $item (split / /, $form->{taxaccounts}) {
+      $form->{amount}{$form->{id}}{$item} = $form->round_amount($form->{amount}{$form->{id}}{$item}, 2);
+      $amount = $form->round_amount($form->{amount}{$form->{id}}{$item} * $form->{exchangerate}, 2);
+      $diff += $amount - $form->{amount}{$form->{id}}{$item} * $form->{exchangerate};
+      $form->{amount}{$form->{id}}{$item} = $form->round_amount($amount, 2);
+      $tax += $form->{amount}{$form->{id}}{$item};
+    }
+  }
+
+  $diff = 0 if $form->{paidaccounts} < 2;
+
+  $form->{amount}{$form->{id}}{$form->{AR}} = $netamount + $tax;
+  $form->{paid} = $form->round_amount($form->{paid} * $form->{exchangerate} + $diff, 2);
+  
+  # reverse AR
+  $form->{amount}{$form->{id}}{$form->{AR}} *= -1;
+
+
+  # update exchangerate
+  if (($form->{currency} ne $form->{defaultcurrency}) && !$exchangerate) {
+    $form->update_exchangerate($dbh, $form->{currency}, $form->{transdate}, $form->{exchangerate}, 0);
+  }
+    
+  foreach my $trans_id (keys %{$form->{amount}}) {
+    foreach my $accno (keys %{ $form->{amount}{$trans_id} }) {
+      if (($form->{amount}{$trans_id}{$accno} = $form->round_amount($form->{amount}{$trans_id}{$accno}, 2)) != 0) {
+       $query = qq|INSERT INTO acc_trans (trans_id, chart_id, amount,
+                   transdate)
+                   VALUES ($trans_id, (SELECT id FROM chart
+                                       WHERE accno = '$accno'),
+                   $form->{amount}{$trans_id}{$accno},
+                   '$form->{transdate}')|;
+       $dbh->do($query) || $form->dberror($query);
+      }
+    }
+  }
+
+  # deduct payment differences from diff
+  for my $i (1 .. $form->{paidaccounts}) {
+    if ($form->{"paid_$i"} != 0) {
+      $amount = $form->round_amount($form->{"paid_$i"} * $form->{exchangerate}, 2);
+      $diff -= $amount - $form->{"paid_$i"} * $form->{exchangerate};
+    }
+  }
+
+
+  # force AR entry if 0
+  $form->{amount}{$form->{id}}{$form->{AR}} = $form->{paid} if ($form->{amount}{$form->{id}}{$form->{AR}} == 0);
+  
+  # record payments and offsetting AR
+  for my $i (1 .. $form->{paidaccounts}) {
+    
+    if ($form->{"paid_$i"} != 0) {
+      my ($accno) = split /--/, $form->{"AR_paid_$i"};
+      $form->{"datepaid_$i"} = $form->{transdate} unless ($form->{"datepaid_$i"});
+      $form->{datepaid} = $form->{"datepaid_$i"};
+      
+      $exchangerate = 0;
+      
+      if ($form->{currency} eq $form->{defaultcurrency}) {
+       $form->{"exchangerate_$i"} = 1;
+      } else {
+       $exchangerate = $form->check_exchangerate($myconfig, $form->{currency}, $form->{"datepaid_$i"}, 'buy');
+       
+       $form->{"exchangerate_$i"} = ($exchangerate) ? $exchangerate : $form->parse_amount($myconfig, $form->{"exchangerate_$i"});
+      }
+      
+      # record AR
+      $amount = $form->round_amount($form->{"paid_$i"} * $form->{exchangerate} + $diff, 2);
+
+      if ($form->{amount}{$form->{id}}{$form->{AR}} != 0) {
+       $query = qq|INSERT INTO acc_trans (trans_id, chart_id, amount,
+                   transdate)
+                   VALUES ($form->{id}, (SELECT id FROM chart
+                                       WHERE accno = '$form->{AR}'),
+                   $amount, '$form->{"datepaid_$i"}')|;
+       $dbh->do($query) || $form->dberror($query);
+      }
+
+      # record payment
+      $form->{"paid_$i"} *= -1;
+
+      $query = qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate,
+                  source, memo)
+                  VALUES ($form->{id}, (SELECT id FROM chart
+                                     WHERE accno = '$accno'),
+                 $form->{"paid_$i"}, '$form->{"datepaid_$i"}', |
+                 .$dbh->quote($form->{"source_$i"}).qq|, |
+                 .$dbh->quote($form->{"memo_$i"}).qq|)|;
+      $dbh->do($query) || $form->dberror($query);
+
+     
+      # exchangerate difference
+      $form->{fx}{$accno}{$form->{"datepaid_$i"}} += $form->{"paid_$i"} * ($form->{"exchangerate_$i"} - 1) + $diff;
+
+      # gain/loss
+      $amount = $form->round_amount($form->{"paid_$i"} * $form->{exchangerate},2) - $form->round_amount($form->{"paid_$i"} * $form->{"exchangerate_$i"},2);
+      if ($amount > 0) {
+       $form->{fx}{$form->{fxgain_accno}}{$form->{"datepaid_$i"}} += $amount;
+      } else {
+       $form->{fx}{$form->{fxloss_accno}}{$form->{"datepaid_$i"}} += $amount;
+      }
+
+      $diff = 0;
+
+      # update exchange rate
+      if (($form->{currency} ne $form->{defaultcurrency}) && !$exchangerate) {
+       $form->update_exchangerate($dbh, $form->{currency}, $form->{"datepaid_$i"}, $form->{"exchangerate_$i"}, 0);
+      }
+    }
+  }
+
+  
+  # record exchange rate differences and gains/losses
+  foreach my $accno (keys %{$form->{fx}}) {
+    foreach my $transdate (keys %{ $form->{fx}{$accno} }) {
+      if (($form->{fx}{$accno}{$transdate} = $form->round_amount($form->{fx}{$accno}{$transdate}, 2)) != 0) {
+
+       $query = qq|INSERT INTO acc_trans (trans_id, chart_id, amount,
+                   transdate, cleared, fx_transaction)
+                   VALUES ($form->{id},
+                          (SELECT id FROM chart
+                           WHERE accno = '$accno'),
+                   $form->{fx}{$accno}{$transdate}, '$transdate', '0', '1')|;
+       $dbh->do($query) || $form->dberror($query);
+      }
+    }
+  }
+
+  $amount = $netamount + $tax;
+  
+  # set values which could be empty to 0
+  $form->{terms} *= 1;
+  $form->{taxincluded} *= 1;
+
+  # if this is from a till
+  my $till = ($form->{till}) ? qq|'$form->{till}'| : "NULL";
+  
+  # save AR record
+  $query = qq|UPDATE ar set
+              invnumber = |.$dbh->quote($form->{invnumber}).qq|,
+             ordnumber = |.$dbh->quote($form->{ordnumber}).qq|,
+             quonumber = |.$dbh->quote($form->{quonumber}).qq|,
+              transdate = '$form->{transdate}',
+              customer_id = $form->{customer_id},
+              amount = $amount,
+              netamount = $netamount,
+              paid = $form->{paid},
+             datepaid = |.$form->dbquote($form->{datepaid}, SQL_DATE).qq|,
+             duedate = |.$form->dbquote($form->{duedate}, SQL_DATE).qq|,
+             invoice = '1',
+             shippingpoint = |.$dbh->quote($form->{shippingpoint}).qq|,
+             shipvia = |.$dbh->quote($form->{shipvia}).qq|,
+             terms = $form->{terms},
+             notes = |.$dbh->quote($form->{notes}).qq|,
+             intnotes = |.$dbh->quote($form->{intnotes}).qq|,
+             taxincluded = '$form->{taxincluded}',
+             curr = '$form->{currency}',
+             department_id = $form->{department_id},
+             employee_id = $form->{employee_id},
+             till = $till,
+             language_code = '$form->{language_code}'
+              WHERE id = $form->{id}
+             |;
+  $dbh->do($query) || $form->dberror($query);
+
+  # add shipto
+  $form->{name} = $form->{customer};
+  $form->{name} =~ s/--$form->{customer_id}//;
+  $form->add_shipto($dbh, $form->{id});
+
+  # save printed, emailed and queued
+  $form->save_status($dbh);
+  
+  my %audittrail = ( tablename  => 'ar',
+                     reference  => $form->{invnumber},
+                    formname   => $form->{type},
+                    action     => 'posted',
+                    id         => $form->{id} );
+  $form->audittrail($dbh, "", \%audittrail);
+
+  my $rc = $dbh->commit;
+  $dbh->disconnect;
+
+  $rc;
+  
+}
+
+
+sub process_assembly {
+  my ($dbh, $form, $id, $totalqty) = @_;
+
+  my $query = qq|SELECT a.parts_id, a.qty, p.assembly,
+                 p.partnumber, p.description, p.unit,
+                 p.inventory_accno_id, p.income_accno_id,
+                p.expense_accno_id
+                 FROM assembly a
+                JOIN parts p ON (a.parts_id = p.id)
+                WHERE a.id = $id|;
+  my $sth = $dbh->prepare($query);
+  $sth->execute || $form->dberror($query);
+
+  
+  while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
+
+    my $allocated = 0;
+    
+    $ref->{inventory_accno_id} *= 1;
+    $ref->{expense_accno_id} *= 1;
+
+    # multiply by number of assemblies
+    $ref->{qty} *= $totalqty;
+    
+    if ($ref->{assembly}) {
+      &process_assembly($dbh, $form, $ref->{parts_id}, $ref->{qty});
+      next;
+    } else {
+      if ($ref->{inventory_accno_id}) {
+       $allocated = &cogs($dbh, $form, $ref->{parts_id}, $ref->{qty});
+      }
+    }
+
+    # save detail record for individual assembly item in invoice table
+    $query = qq|INSERT INTO invoice (trans_id, description, parts_id, qty,
+                sellprice, fxsellprice, allocated, assemblyitem, unit)
+               VALUES
+               ($form->{id}, |
+               .$dbh->quote($ref->{description}).qq|,
+               $ref->{parts_id}, $ref->{qty}, 0, 0, $allocated, 't', |
+               .$dbh->quote($ref->{unit}).qq|)|;
+    $dbh->do($query) || $form->dberror($query);
+        
+  }
+
+  $sth->finish;
+
+}
+
+
+sub cogs {
+  my ($dbh, $form, $id, $totalqty) = @_;
+
+  my $query = qq|SELECT i.id, i.trans_id, i.qty, i.allocated, i.sellprice,
+                   (SELECT c.accno FROM chart c
+                   WHERE p.inventory_accno_id = c.id) AS inventory_accno,
+                  (SELECT c.accno FROM chart c
+                   WHERE p.expense_accno_id = c.id) AS expense_accno
+                 FROM invoice i, parts p
+                 WHERE i.parts_id = p.id
+                 AND i.parts_id = $id
+                 AND (i.qty + i.allocated) < 0
+                 ORDER BY trans_id|;
+  my $sth = $dbh->prepare($query);
+  $sth->execute || $form->dberror($query);
+
+  my $allocated = 0;
+  my $qty;
+  
+  while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
+    if (($qty = (($ref->{qty} * -1) - $ref->{allocated})) > $totalqty) {
+      $qty = $totalqty;
+    }
+    
+    $form->update_balance($dbh,
+                         "invoice",
+                         "allocated",
+                         qq|id = $ref->{id}|,
+                         $qty);
+
+    # total expenses and inventory
+    # sellprice is the cost of the item
+    $linetotal = $form->round_amount($ref->{sellprice} * $qty, 2);
+    
+    # add to expense
+    $form->{amount}{$form->{id}}{$ref->{expense_accno}} += -$linetotal;
+
+    # deduct inventory
+    $form->{amount}{$form->{id}}{$ref->{inventory_accno}} -= -$linetotal;
+
+    # add allocated
+    $allocated += -$qty;
+    
+    last if (($totalqty -= $qty) <= 0);
+  }
+
+  $sth->finish;
+
+  $allocated;
+  
+}
+
+
+
+sub reverse_invoice {
+  my ($dbh, $form) = @_;
+  
+  # reverse inventory items
+  my $query = qq|SELECT i.id, i.parts_id, i.qty, i.assemblyitem, p.assembly,
+                p.inventory_accno_id
+                 FROM invoice i
+                JOIN parts p ON (i.parts_id = p.id)
+                WHERE i.trans_id = $form->{id}|;
+  my $sth = $dbh->prepare($query);
+  $sth->execute || $form->dberror($query);
+
+  while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
+
+    if ($ref->{inventory_accno_id} || $ref->{assembly}) {
+
+      # if the invoice item is not an assemblyitem adjust parts onhand
+      if (!$ref->{assemblyitem}) {
+       # adjust onhand in parts table
+       $form->update_balance($dbh,
+                             "parts",
+                             "onhand",
+                             qq|id = $ref->{parts_id}|,
+                             $ref->{qty});
+      }
+
+      # loop if it is an assembly
+      next if ($ref->{assembly});
+      
+      # de-allocated purchases
+      $query = qq|SELECT id, trans_id, allocated
+                  FROM invoice
+                 WHERE parts_id = $ref->{parts_id}
+                 AND allocated > 0
+                 ORDER BY trans_id DESC|;
+      my $sth = $dbh->prepare($query);
+      $sth->execute || $form->dberror($query);
+
+      while (my $inhref = $sth->fetchrow_hashref(NAME_lc)) {
+       $qty = $ref->{qty};
+       if (($ref->{qty} - $inhref->{allocated}) > 0) {
+         $qty = $inhref->{allocated};
+       }
+       
+       # update invoice
+       $form->update_balance($dbh,
+                             "invoice",
+                             "allocated",
+                             qq|id = $inhref->{id}|,
+                             $qty * -1);
+
+        last if (($ref->{qty} -= $qty) <= 0);
+      }
+      $sth->finish;
+    }
+  }
+  
+  $sth->finish;
+  
+  # delete acc_trans
+  $query = qq|DELETE FROM acc_trans
+              WHERE trans_id = $form->{id}|;
+  $dbh->do($query) || $form->dberror($query);
+  # delete invoice entries
+  $query = qq|DELETE FROM invoice
+              WHERE trans_id = $form->{id}|;
+  $dbh->do($query) || $form->dberror($query);
+
+  $query = qq|DELETE FROM shipto
+              WHERE trans_id = $form->{id}|;
+  $dbh->do($query) || $form->dberror($query);
+
+}
+
+
+
+sub delete_invoice {
+  my ($self, $myconfig, $form, $spool) = @_;
+
+  # connect to database
+  my $dbh = $form->dbconnect_noauto($myconfig);
+
+  &reverse_invoice($dbh, $form);
+  
+  my %audittrail = ( tablename  => 'ar',
+                     reference  => $form->{invnumber},
+                    formname   => $form->{type},
+                    action     => 'deleted',
+                    id         => $form->{id} );
+  $form->audittrail($dbh, "", \%audittrail);
+     
+  # delete AR record
+  my $query = qq|DELETE FROM ar
+                 WHERE id = $form->{id}|;
+  $dbh->do($query) || $form->dberror($query);
+
+  # delete spool files
+  $query = qq|SELECT spoolfile FROM status
+              WHERE trans_id = $form->{id}
+             AND spoolfile IS NOT NULL|;
+  my $sth = $dbh->prepare($query);
+  $sth->execute || $form->dberror($query);
+
+  my $spoolfile;
+  my @spoolfiles = ();
+  
+  while (($spoolfile) = $sth->fetchrow_array) {
+    push @spoolfiles, $spoolfile;
+  }
+  $sth->finish;  
+
+  # delete status entries
+  $query = qq|DELETE FROM status
+              WHERE trans_id = $form->{id}|;
+  $dbh->do($query) || $form->dberror($query);
+
+  my $rc = $dbh->commit;
+  $dbh->disconnect;
+
+  if ($rc) {
+    foreach $spoolfile (@spoolfiles) {
+      unlink "$spool/$spoolfile" if $spoolfile;
+    }
+  }
+  
+  $rc;
+  
+}
+
+
+
+sub retrieve_invoice {
+  my ($self, $myconfig, $form) = @_;
+  
+  # connect to database
+  my $dbh = $form->dbconnect_noauto($myconfig);
+
+  my $query;
+
+  if ($form->{id}) {
+    # get default accounts and last invoice number
+    $query = qq|SELECT (SELECT c.accno FROM chart c
+                        WHERE d.inventory_accno_id = c.id) AS inventory_accno,
+                      (SELECT c.accno FROM chart c
+                       WHERE d.income_accno_id = c.id) AS income_accno,
+                      (SELECT c.accno FROM chart c
+                       WHERE d.expense_accno_id = c.id) AS expense_accno,
+                      (SELECT c.accno FROM chart c
+                       WHERE d.fxgain_accno_id = c.id) AS fxgain_accno,
+                      (SELECT c.accno FROM chart c
+                       WHERE d.fxloss_accno_id = c.id) AS fxloss_accno,
+                d.curr AS currencies
+               FROM defaults d|;
+  } else {
+    $query = qq|SELECT (SELECT c.accno FROM chart c
+                        WHERE d.inventory_accno_id = c.id) AS inventory_accno,
+                      (SELECT c.accno FROM chart c
+                       WHERE d.income_accno_id = c.id) AS income_accno,
+                      (SELECT c.accno FROM chart c
+                       WHERE d.expense_accno_id = c.id) AS expense_accno,
+                      (SELECT c.accno FROM chart c
+                       WHERE d.fxgain_accno_id = c.id) AS fxgain_accno,
+                      (SELECT c.accno FROM chart c
+                       WHERE d.fxloss_accno_id = c.id) AS fxloss_accno,
+                d.curr AS currencies, current_date AS transdate
+                FROM defaults d|;
+  }
+  my $sth = $dbh->prepare($query);
+  $sth->execute || $form->dberror($query);
+
+  my $ref = $sth->fetchrow_hashref(NAME_lc);
+  map { $form->{$_} = $ref->{$_} } keys %$ref;
+  $sth->finish;
+
+  
+  if ($form->{id}) {
+    
+    # retrieve invoice
+    $query = qq|SELECT a.invnumber, a.ordnumber, a.quonumber,
+                a.transdate, a.paid,
+                a.shippingpoint, a.shipvia, a.terms, a.notes, a.intnotes,
+               a.duedate, a.taxincluded, a.curr AS currency,
+               a.employee_id, e.name AS employee, a.till, a.customer_id,
+               a.language_code
+               FROM ar a
+               LEFT JOIN employee e ON (e.id = a.employee_id)
+               WHERE a.id = $form->{id}|;
+    $sth = $dbh->prepare($query);
+    $sth->execute || $form->dberror($query);
+
+    $ref = $sth->fetchrow_hashref(NAME_lc);
+    map { $form->{$_} = $ref->{$_} } keys %$ref;
+    $sth->finish;
+
+    # get shipto
+    $query = qq|SELECT * FROM shipto
+                WHERE trans_id = $form->{id}|;
+    $sth = $dbh->prepare($query);
+    $sth->execute || $form->dberror($query);
+
+    $ref = $sth->fetchrow_hashref(NAME_lc);
+    map { $form->{$_} = $ref->{$_} } keys %$ref;
+    $sth->finish;
+
+    # retrieve individual items
+    $query = qq|SELECT (SELECT c.accno FROM chart c
+                       WHERE p.inventory_accno_id = c.id)
+                       AS inventory_accno,
+                      (SELECT c.accno FROM chart c
+                      WHERE p.income_accno_id = c.id)
+                      AS income_accno,
+                      (SELECT c.accno FROM chart c
+                      WHERE p.expense_accno_id = c.id)
+                      AS expense_accno,
+                i.description, i.qty, i.fxsellprice, i.sellprice,
+               i.discount, i.parts_id AS id, i.unit, i.deliverydate,
+               i.project_id, pr.projectnumber, i.serialnumber,
+               p.partnumber, p.assembly, p.bin,
+               pg.partsgroup, p.partsgroup_id, p.partnumber AS sku,
+               p.listprice, p.lastcost, p.weight,
+               t.description AS partsgrouptranslation
+               FROM invoice i
+               JOIN parts p ON (i.parts_id = p.id)
+               LEFT JOIN project pr ON (i.project_id = pr.id)
+               LEFT JOIN partsgroup pg ON (p.partsgroup_id = pg.id)
+               LEFT JOIN translation t ON (t.trans_id = p.partsgroup_id AND t.language_code = '$form->{language_code}')
+               WHERE i.trans_id = $form->{id}
+               AND NOT i.assemblyitem = '1'
+               ORDER BY i.id|;
+    $sth = $dbh->prepare($query);
+    $sth->execute || $form->dberror($query);
+
+    # foreign currency
+    &exchangerate_defaults($dbh, $form);
+
+    # query for price matrix
+    my $pmh = &price_matrix_query($dbh, $form);
+    
+    # taxes
+    $query = qq|SELECT c.accno
+               FROM chart c
+               JOIN partstax pt ON (pt.chart_id = c.id)
+               WHERE pt.parts_id = ?|;
+    my $tth = $dbh->prepare($query) || $form->dberror($query);
+   
+    my $taxrate;
+    my $ptref;
+    
+    while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
+
+      ($decimalplaces) = ($ref->{fxsellprice} =~ /\.(\d+)/);
+      $decimalplaces = length $decimalplaces;
+      $decimalplaces = 2 unless $decimalplaces;
+    
+      $tth->execute($ref->{id});
+
+      $ref->{taxaccounts} = "";
+      $taxrate = 0;
+      
+      while ($ptref = $tth->fetchrow_hashref(NAME_lc)) {
+       $ref->{taxaccounts} .= "$ptref->{accno} ";
+       $taxrate += $form->{"$ptref->{accno}_rate"};
+      }
+      $tth->finish;
+      chop $ref->{taxaccounts};
+
+      # price matrix
+      $ref->{sellprice} = ($ref->{fxsellprice} * $form->{$form->{currency}});
+      &price_matrix($pmh, $ref, $form->{transdate}, $decimalplaces, $form, $myconfig, 1);
+      $ref->{sellprice} = $ref->{fxsellprice};
+
+      $ref->{partsgroup} = $ref->{partsgrouptranslation} if $ref->{partsgrouptranslation};
+      
+      push @{ $form->{invoice_details} }, $ref;
+    }
+    $sth->finish;
+
+  }
+
+  my $rc = $dbh->commit;
+  $dbh->disconnect;
+  
+  $rc;
+
+}
+
+
+sub get_customer {
+  my ($self, $myconfig, $form) = @_;
+  
+  # connect to database
+  my $dbh = $form->dbconnect($myconfig);
+  
+  my $dateformat = $myconfig->{dateformat};
+  if ($myconfig->{dateformat} !~ /^y/) {
+    my @a = split /\W/, $form->{transdate};
+    $dateformat .= "yy" if (length $a[2] > 2);
+  }
+  
+  if ($form->{transdate} !~ /\W/) {
+    $dateformat = 'yyyymmdd';
+  }
+  
+  my $duedate;
+  
+  if ($myconfig->{dbdriver} eq 'DB2') {
+    $duedate = ($form->{transdate}) ? "date('$form->{transdate}') + c.terms DAYS" : "current_date + c.terms DAYS";
+  } else {
+    $duedate = ($form->{transdate}) ? "to_date('$form->{transdate}', '$dateformat') + c.terms" : "current_date + c.terms";
+  }
+
+  $form->{customer_id} *= 1;
+  # get customer
+  my $query = qq|SELECT c.name AS customer, c.discount, c.creditlimit, c.terms,
+                 c.email, c.cc, c.bcc, c.taxincluded,
+                c.address1, c.address2, c.city, c.state,
+                c.zipcode, c.country, c.curr AS currency, c.language_code,
+                $duedate AS duedate, c.notes AS intnotes,
+                b.discount AS tradediscount, b.description AS business,
+                e.name AS employee, e.id AS employee_id
+                 FROM customer c
+                LEFT JOIN business b ON (b.id = c.business_id)
+                LEFT JOIN employee e ON (e.id = c.employee_id)
+                WHERE c.id = $form->{customer_id}|;
+  my $sth = $dbh->prepare($query);
+  $sth->execute || $form->dberror($query);
+
+  $ref = $sth->fetchrow_hashref(NAME_lc);
+
+  if ($form->{id}) {
+    map { delete $ref->{$_} } qw(currency taxincluded employee employee_id intnotes);
+  }
+  
+  map { $form->{$_} = $ref->{$_} } keys %$ref;
+  $sth->finish;
+
+  # if no currency use defaultcurrency
+  $form->{currency} = ($form->{currency}) ? $form->{currency} : $form->{defaultcurrency}; 
+  $form->{exchangerate} = 0 if $form->{currency} eq $form->{defaultcurrency};
+  if ($form->{transdate} && ($form->{currency} ne $form->{defaultcurrency})) {
+    $form->{exchangerate} = $form->get_exchangerate($dbh, $form->{currency}, $form->{transdate}, "buy");
+  }
+  $form->{forex} = $form->{exchangerate};
+  
+  # if no employee, default to login
+  ($form->{employee}, $form->{employee_id}) = $form->get_employee($dbh) unless $form->{employee_id};
+  
+  $form->{creditremaining} = $form->{creditlimit};
+  $query = qq|SELECT SUM(amount - paid)
+             FROM ar
+             WHERE customer_id = $form->{customer_id}|;
+  $sth = $dbh->prepare($query);
+  $sth->execute || $form->dberror($query);
+
+  ($form->{creditremaining}) -= $sth->fetchrow_array;
+
+  $sth->finish;
+  
+  $query = qq|SELECT o.amount,
+                (SELECT e.buy FROM exchangerate e
+                WHERE e.curr = o.curr
+                AND e.transdate = o.transdate)
+             FROM oe o
+             WHERE o.customer_id = $form->{customer_id}
+             AND o.quotation = '0'
+             AND o.closed = '0'|;
+  $sth = $dbh->prepare($query);
+  $sth->execute || $form->dberror($query);
+
+  while (my ($amount, $exch) = $sth->fetchrow_array) {
+    $exch = 1 unless $exch;
+    $form->{creditremaining} -= $amount * $exch;
+  }
+  $sth->finish;
+
+
+  # get shipto if we did not converted an order or invoice
+  if (!$form->{shipto}) {
+    map { delete $form->{$_} } qw(shiptoname shiptoaddress1 shiptoaddress2 shiptocity shiptostate shiptozipcode shiptocountry shiptocontact shiptophone shiptofax shiptoemail);
+
+    $query = qq|SELECT * FROM shipto
+                WHERE trans_id = $form->{customer_id}|;
+    $sth = $dbh->prepare($query);
+    $sth->execute || $form->dberror($query);
+
+    $ref = $sth->fetchrow_hashref(NAME_lc);
+    map { $form->{$_} = $ref->{$_} } keys %$ref;
+    $sth->finish;
+  }
+      
+  # get taxes we charge for this customer
+  $query = qq|SELECT c.accno
+              FROM chart c
+             JOIN customertax ct ON (ct.chart_id = c.id)
+             WHERE ct.customer_id = $form->{customer_id}|;
+  $sth = $dbh->prepare($query);
+  $sth->execute || $form->dberror($query);
+  
+  my $customertax = ();
+  while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
+    $customertax{$ref->{accno}} = 1;
+  }
+  $sth->finish;
+    
+  # get tax rates and description
+  $query = qq|SELECT c.accno, c.description, t.rate, t.taxnumber
+             FROM chart c
+             JOIN tax t ON (c.id = t.chart_id)
+             WHERE c.link LIKE '%CT_tax%'
+             ORDER BY accno|;
+  $sth = $dbh->prepare($query);
+  $sth->execute || $form->dberror($query);
+
+  $form->{taxaccounts} = "";
+  while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
+    if ($customertax{$ref->{accno}}) {
+      $form->{"$ref->{accno}_rate"} = $ref->{rate};
+      $form->{"$ref->{accno}_description"} = $ref->{description};
+      $form->{"$ref->{accno}_taxnumber"} = $ref->{taxnumber};
+      $form->{taxaccounts} .= "$ref->{accno} ";
+    }
+  }
+  $sth->finish;
+  chop $form->{taxaccounts};
+
+  # setup last accounts used for this customer
+  if (!$form->{id} && $form->{type} !~ /_(order|quotation)/) {
+    $query = qq|SELECT c.accno, c.description, c.link, c.category,
+                ac.project_id, p.projectnumber, a.department_id,
+               d.description AS department
+                FROM chart c
+               JOIN acc_trans ac ON (ac.chart_id = c.id)
+               JOIN ar a ON (a.id = ac.trans_id)
+               LEFT JOIN project p ON (ac.project_id = p.id)
+               LEFT JOIN department d ON (d.id = a.department_id)
+               WHERE a.customer_id = $form->{customer_id}
+               AND a.id IN (SELECT max(id) FROM ar
+                            WHERE customer_id = $form->{customer_id})|;
+    $sth = $dbh->prepare($query);
+    $sth->execute || $form->dberror($query);
+
+    my $i = 0;
+    while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
+      $form->{department} = $ref->{department};
+      $form->{department_id} = $ref->{department_id};
+      
+      if ($ref->{link} =~ /_amount/) {
+       $i++;
+       $form->{"AR_amount_$i"} = "$ref->{accno}--$ref->{description}";
+       $form->{"projectnumber_$i"} = "$ref->{projectnumber}--$ref->{project_id}";
+      }
+      if ($ref->{category} eq 'A') {
+       $form->{AR} = $form->{AR_1} = "$ref->{accno}--$ref->{description}";
+      }
+    }
+    $sth->finish;
+    $form->{rowcount} = $i if ($i && !$form->{type});
+  }
+  
+  $dbh->disconnect;
+  
+}
+
+
+
+sub retrieve_item {
+  my ($self, $myconfig, $form) = @_;
+  
+  # connect to database
+  my $dbh = $form->dbconnect($myconfig);
+
+  my $i = $form->{rowcount};
+  my $null;
+  my $var;
+
+  my $where = "WHERE p.obsolete = '0' AND NOT p.income_accno_id IS NULL";
+
+  if ($form->{"partnumber_$i"}) {
+    $var = $form->like(lc $form->{"partnumber_$i"});
+    $where .= " AND lower(p.partnumber) LIKE '$var'";
+  }
+  if ($form->{"description_$i"}) {
+    $var = $form->like(lc $form->{"description_$i"});
+    if ($form->{language_code}) {
+      $where .= " AND lower(t1.description) LIKE '$var'";
+    } else {
+      $where .= " AND lower(p.description) LIKE '$var'";
+    }
+  }
+
+  if ($form->{"partsgroup_$i"}) {
+    ($null, $var) = split /--/, $form->{"partsgroup_$i"};
+    $var *= 1;
+    if ($var == 0) {
+      # search by partsgroup, this is for the POS
+      $where .= qq| AND pg.partsgroup = '$form->{"partsgroup_$i"}'|;
+    } else {
+      $where .= qq| AND p.partsgroup_id = $var|;
+    }
+  }
+
+  if ($form->{"description_$i"}) {
+    $where .= " ORDER BY 3";
+  } else {
+    $where .= " ORDER BY 2";
+  }
+  
+  my $query = qq|SELECT p.id, p.partnumber, p.description, p.sellprice,
+                 p.listprice, p.lastcost,
+                 c1.accno AS inventory_accno,
+                c2.accno AS income_accno,
+                c3.accno AS expense_accno,
+                p.unit, p.assembly, p.bin, p.onhand,
+                pg.partsgroup, p.partsgroup_id, p.partnumber AS sku,
+                p.weight,
+                t1.description AS translation,
+                t2.description AS grouptranslation
+                 FROM parts p
+                LEFT JOIN chart c1 ON (p.inventory_accno_id = c1.id)
+                LEFT JOIN chart c2 ON (p.income_accno_id = c2.id)
+                LEFT JOIN chart c3 ON (p.expense_accno_id = c3.id)
+                LEFT JOIN partsgroup pg ON (pg.id = p.partsgroup_id)
+                LEFT JOIN translation t1 ON (t1.trans_id = p.id AND t1.language_code = '$form->{language_code}')
+                LEFT JOIN translation t2 ON (t2.trans_id = p.partsgroup_id AND t2.language_code = '$form->{language_code}')
+                $where|;
+  my $sth = $dbh->prepare($query);
+  $sth->execute || $form->dberror($query);
+
+  my $ref;
+  my $ptref;
+
+  # setup exchange rates
+  &exchangerate_defaults($dbh, $form);
+  
+  # taxes
+  $query = qq|SELECT c.accno
+             FROM chart c
+             JOIN partstax pt ON (c.id = pt.chart_id)
+             WHERE pt.parts_id = ?|;
+  my $tth = $dbh->prepare($query) || $form->dberror($query);
+
+
+  # price matrix
+  my $pmh = &price_matrix_query($dbh, $form);
+
+  my $transdate = $form->datetonum($form->{transdate}, $myconfig);
+  my $decimalplaces;
+  
+  while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
+
+    ($decimalplaces) = ($ref->{sellprice} =~ /\.(\d+)/);
+    $decimalplaces = length $decimalplaces;
+    $decimalplaces = 2 unless $decimalplaces;
+    
+    # get taxes for part
+    $tth->execute($ref->{id});
+
+    $ref->{taxaccounts} = "";
+    while ($ptref = $tth->fetchrow_hashref(NAME_lc)) {
+      $ref->{taxaccounts} .= "$ptref->{accno} ";
+    }
+    $tth->finish;
+    chop $ref->{taxaccounts};
+
+    # get matrix
+    &price_matrix($pmh, $ref, $transdate, $decimalplaces, $form, $myconfig);
+
+    $ref->{description} = $ref->{translation} if $ref->{translation};
+    $ref->{partsgroup} = $ref->{grouptranslation} if $ref->{grouptranslation};
+    
+    push @{ $form->{item_list} }, $ref;
+
+  }
+  
+  $sth->finish;
+  $dbh->disconnect;
+  
+}
+
+
+sub price_matrix_query {
+  my ($dbh, $form) = @_;
+  
+  my $query = qq|SELECT p.*, g.pricegroup
+              FROM partscustomer p
+             LEFT JOIN pricegroup g ON (g.id = p.pricegroup_id)
+             WHERE p.parts_id = ?
+             AND p.customer_id = $form->{customer_id}
+             
+             UNION
+
+             SELECT p.*, g.pricegroup 
+             FROM partscustomer p 
+             LEFT JOIN pricegroup g ON (g.id = p.pricegroup_id)
+             JOIN customer c ON (c.pricegroup_id = g.id)
+             WHERE p.parts_id = ?
+             AND c.id = $form->{customer_id}
+             
+             UNION
+
+             SELECT p.*, '' AS pricegroup
+             FROM partscustomer p
+             WHERE p.customer_id = 0
+             AND p.pricegroup_id = 0
+             AND p.parts_id = ?
+
+             ORDER BY customer_id DESC, pricegroup_id DESC, pricebreak
+             
+             |;
+  my $sth = $dbh->prepare($query) || $form->dberror($query);
+
+  $sth;
+
+}
+
+
+sub price_matrix {
+  my ($pmh, $ref, $transdate, $decimalplaces, $form, $myconfig, $init) = @_;
+  
+  $pmh->execute($ref->{id}, $ref->{id}, $ref->{id});
+  $ref->{pricematrix} = "";
+  my $customerprice;
+  my $pricegroup;
+  my $sellprice;
+  my $mref;
+
+  while ($mref = $pmh->fetchrow_hashref(NAME_lc)) {
+
+    $customerprice = 0;
+    $pricegroup = 0;
+    
+    # check date
+    if ($mref->{validfrom}) {
+      next if $transdate < $form->datetonum($mref->{validfrom}, $myconfig);
+    }
+    if ($mref->{validto}) {
+      next if $transdate > $form->datetonum($mref->{validto}, $myconfig);
+    }
+
+    # convert price
+    $sellprice = $form->round_amount($mref->{sellprice} * $form->{$mref->{curr}}, $decimalplaces);
+    
+    if ($mref->{customer_id}) {
+      $ref->{sellprice} = $sellprice unless $mref->{pricebreak};
+      $ref->{pricematrix} .= "$mref->{pricebreak}:$sellprice ";
+      $customerprice = 1;
+    }
+
+    if ($mref->{pricegroup_id}) {
+      if (! $customerprice) {
+       $ref->{sellprice} = $sellprice unless $mref->{pricebreak};
+       $ref->{pricematrix} .= "$mref->{pricebreak}:$sellprice ";
+       $pricegroup = 1;
+      }
+    }
+    
+    if (! $customerprice && ! $pricegroup) {
+      $ref->{sellprice} = $sellprice unless $mref->{pricebreak};
+      $ref->{pricematrix} .= "$mref->{pricebreak}:$sellprice ";
+    }
+
+    if ($form->{tradediscount}) {
+      $ref->{sellprice} = $form->round_amount($ref->{sellprice} / (1 - $form->{tradediscount}), $decimalplaces);
+    }
+    
+  }
+  $pmh->finish;
+
+  if ($ref->{pricematrix} !~ /^0:/) {
+    if ($init) {
+      $sellprice = $form->round_amount($ref->{sellprice}, $decimalplaces);
+    } else {
+      $sellprice = $form->round_amount($ref->{sellprice} * (1 - $form->{tradediscount}), $decimalplaces);
+    }
+    $ref->{pricematrix} = "0:$sellprice ".$ref->{pricematrix};
+  }
+  chop $ref->{pricematrix};
+
+}
+
+
+sub exchangerate_defaults {
+  my ($dbh, $form) = @_;
+
+  my $var;
+  
+  # get default currencies
+  my $query = qq|SELECT substr(curr,1,3), curr FROM defaults|;
+  my $eth = $dbh->prepare($query) || $form->dberror($query);
+  $eth->execute;
+  ($form->{defaultcurrency}, $form->{currencies}) = $eth->fetchrow_array;
+  $eth->finish;
+
+  $query = qq|SELECT buy
+              FROM exchangerate
+             WHERE curr = ?
+             AND transdate = ?|;
+  my $eth1 = $dbh->prepare($query) || $form->dberror($query);
+
+  $query = qq~SELECT max(transdate || ' ' || buy || ' ' || curr)
+              FROM exchangerate
+             WHERE curr = ?~;
+  my $eth2 = $dbh->prepare($query) || $form->dberror($query);
+
+  # get exchange rates for transdate or max
+  foreach $var (split /:/, substr($form->{currencies},4)) {
+    $eth1->execute($var, $form->{transdate});
+    ($form->{$var}) = $eth1->fetchrow_array;
+    if (! $form->{$var} ) {
+      $eth2->execute($var);
+      
+      ($form->{$var}) = $eth2->fetchrow_array;
+      ($null, $form->{$var}) = split / /, $form->{$var};
+      $form->{$var} = 1 unless $form->{$var};
+      $eth2->finish;
+    }
+    $eth1->finish;
+  }
+
+  $form->{$form->{defaultcurrency}} = 1;
+
+}
+
+
+1;
+