X-Git-Url: http://wagnertech.de/git?a=blobdiff_plain;f=SL%2FIS.pm;h=3b031bd96f33c5ca3ea225715452eb7691324097;hb=357d134d265637fb37ed2cd47da2ce3ef44d015a;hp=c4e2a7fbd04526846b4ed2070d1cf171120fa4aa;hpb=94e11003809e9090514026a733e58e72e636a6bb;p=kivitendo-erp.git

diff --git a/SL/IS.pm b/SL/IS.pm
index c4e2a7fbd..13b86fb4b 100644
--- a/SL/IS.pm
+++ b/SL/IS.pm
@@ -37,13 +37,22 @@ package IS;
 use List::Util qw(max);
 
 use SL::AM;
+use SL::ARAP;
 use SL::CVar;
 use SL::Common;
+use SL::DATEV qw(:CONSTANTS);
 use SL::DBUtils;
 use SL::DO;
+use SL::GenericTranslations;
 use SL::MoreCommon;
+use SL::IC;
+use SL::IO;
+use SL::TransNumber;
+use SL::DB::Default;
 use Data::Dumper;
 
+use strict;
+
 sub invoice_details {
   $main::lxdebug->enter_sub();
 
@@ -52,13 +61,14 @@ sub invoice_details {
   $form->{duedate} ||= $form->{invdate};
 
   # connect to database
-  my $dbh = $form->dbconnect($myconfig);
+  my $dbh = $form->get_standard_dbh;
   my $sth;
 
   my $query = qq|SELECT date | . conv_dateq($form->{duedate}) . qq| - date | . conv_dateq($form->{invdate}) . qq| AS terms|;
   ($form->{terms}) = selectrow_query($form, $dbh, $query);
 
-  my (@project_ids, %projectnumbers);
+  my (@project_ids, %projectnumbers, %projectdescriptions);
+  $form->{TEMPLATE_ARRAYS} = {};
 
   push(@project_ids, $form->{"globalproject_id"}) if ($form->{"globalproject_id"});
 
@@ -72,29 +82,32 @@ sub invoice_details {
   }
 
   # sort items by partsgroup
-  for $i (1 .. $form->{rowcount}) {
-    $partsgroup = "";
-    if ($form->{"partsgroup_$i"} && $form->{groupitems}) {
-      $partsgroup = $form->{"partsgroup_$i"};
-    }
-    push @partsgroup, [$i, $partsgroup];
+  for my $i (1 .. $form->{rowcount}) {
+#    $partsgroup = "";
+#    if ($form->{"partsgroup_$i"} && $form->{groupitems}) {
+#      $partsgroup = $form->{"partsgroup_$i"};
+#    }
+#    push @partsgroup, [$i, $partsgroup];
     push(@project_ids, $form->{"project_id_$i"}) if ($form->{"project_id_$i"});
   }
 
   if (@project_ids) {
-    $query = "SELECT id, projectnumber FROM project WHERE id IN (" .
+    $query = "SELECT id, projectnumber, description FROM project WHERE id IN (" .
       join(", ", map({ "?" } @project_ids)) . ")";
     $sth = $dbh->prepare($query);
     $sth->execute(@project_ids) ||
       $form->dberror($query . " (" . join(", ", @project_ids) . ")");
     while (my $ref = $sth->fetchrow_hashref()) {
       $projectnumbers{$ref->{id}} = $ref->{projectnumber};
+      $projectdescriptions{$ref->{id}} = $ref->{description};
     }
     $sth->finish();
   }
 
   $form->{"globalprojectnumber"} =
     $projectnumbers{$form->{"globalproject_id"}};
+  $form->{"globalprojectdescription"} =
+    $projectdescriptions{$form->{"globalproject_id"}};
 
   my $tax = 0;
   my $item;
@@ -129,25 +142,36 @@ sub invoice_details {
   my $subtotal_header = 0;
   my $subposition = 0;
 
+  $form->{discount} = [];
+
+  IC->prepare_parts_for_printing();
+
+  my $ic_cvar_configs = CVar->get_configs(module => 'IC');
+
   my @arrays =
     qw(runningnumber number description longdescription qty ship unit bin
-       deliverydate_oe ordnumber_oe transdate_oe licensenumber validuntil
+       deliverydate_oe ordnumber_oe transdate_oe validuntil
        partnotes serialnumber reqdate sellprice listprice netprice
        discount p_discount discount_sub nodiscount_sub
-       linetotal  nodiscount_linetotal tax_rate projectnumber
-       price_factor price_factor_name);
+       linetotal  nodiscount_linetotal tax_rate projectnumber projectdescription
+       price_factor price_factor_name partsgroup);
+
+  push @arrays, map { "ic_cvar_$_->{name}" } @{ $ic_cvar_configs };
 
-  my @tax_arrays =
-    qw(taxbase tax taxdescription taxrate taxnumber);
+  my @tax_arrays = qw(taxbase tax taxdescription taxrate taxnumber);
+
+  my @payment_arrays = qw(payment paymentaccount paymentdate paymentsource paymentmemo);
+
+  map { $form->{TEMPLATE_ARRAYS}->{$_} = [] } (@arrays, @tax_arrays, @payment_arrays);
 
   foreach $item (sort { $a->[1] cmp $b->[1] } @partsgroup) {
     $i = $item->[0];
 
     if ($item->[1] ne $sameitem) {
-      push(@{ $form->{description} }, qq|$item->[1]|);
+      push(@{ $form->{TEMPLATE_ARRAYS}->{description} }, qq|$item->[1]|);
       $sameitem = $item->[1];
 
-      map({ push(@{ $form->{$_} }, "") } grep({ $_ ne "description" } @arrays));
+      map({ push(@{ $form->{TEMPLATE_ARRAYS}->{$_} }, "") } grep({ $_ ne "description" } @arrays));
     }
 
     $form->{"qty_$i"} = $form->parse_amount($myconfig, $form->{"qty_$i"});
@@ -171,55 +195,55 @@ sub invoice_details {
 
       my $price_factor = $price_factors{$form->{"price_factor_id_$i"}} || { 'factor' => 1 };
 
-      push @{ $form->{runningnumber} },     $position;
-      push @{ $form->{number} },            $form->{"partnumber_$i"};
-      push @{ $form->{serialnumber} },      $form->{"serialnumber_$i"};
-      push @{ $form->{bin} },               $form->{"bin_$i"};
-      push @{ $form->{"partnotes"} },       $form->{"partnotes_$i"};
-      push @{ $form->{description} },       $form->{"description_$i"};
-      push @{ $form->{longdescription} },   $form->{"longdescription_$i"};
-      push @{ $form->{qty} },               $form->format_amount($myconfig, $form->{"qty_$i"});
-      push @{ $form->{unit} },              $form->{"unit_$i"};
-      push @{ $form->{deliverydate_oe} },   $form->{"deliverydate_$i"};
-      push @{ $form->{sellprice} },         $form->{"sellprice_$i"};
-      push @{ $form->{ordnumber_oe} },      $form->{"ordnumber_$i"};
-      push @{ $form->{transdate_oe} },      $form->{"transdate_$i"};
-      push @{ $form->{invnumber} },         $form->{"invnumber"};
-      push @{ $form->{invdate} },           $form->{"invdate"};
-      push @{ $form->{price_factor} },      $price_factor->{formatted_factor};
-      push @{ $form->{price_factor_name} }, $price_factor->{description};
-
-      if ($form->{lizenzen}) {
-        if ($form->{"licensenumber_$i"}) {
-          $query = qq|SELECT licensenumber, validuntil FROM license WHERE id = ?|;
-          ($licensenumber, $validuntil) = selectrow_query($form, $dbh, $query, conv_i($form->{"licensenumber_$i"}));
-          push(@{ $form->{licensenumber} }, $licensenumber);
-          push(@{ $form->{validuntil} }, $locale->date($myconfig, $validuntil, 0));
-
-        } else {
-          push(@{ $form->{licensenumber} }, "");
-          push(@{ $form->{validuntil} },    "");
-        }
-      }
-
-      # listprice
-      push(@{ $form->{listprice} }, $form->{"listprice_$i"});
+      push @{ $form->{TEMPLATE_ARRAYS}->{runningnumber} },     $position;
+      push @{ $form->{TEMPLATE_ARRAYS}->{number} },            $form->{"partnumber_$i"};
+      push @{ $form->{TEMPLATE_ARRAYS}->{serialnumber} },      $form->{"serialnumber_$i"};
+      push @{ $form->{TEMPLATE_ARRAYS}->{bin} },               $form->{"bin_$i"};
+      push @{ $form->{TEMPLATE_ARRAYS}->{partnotes} },         $form->{"partnotes_$i"};
+      push @{ $form->{TEMPLATE_ARRAYS}->{description} },       $form->{"description_$i"};
+      push @{ $form->{TEMPLATE_ARRAYS}->{longdescription} },   $form->{"longdescription_$i"};
+      push @{ $form->{TEMPLATE_ARRAYS}->{qty} },               $form->format_amount($myconfig, $form->{"qty_$i"});
+      push @{ $form->{TEMPLATE_ARRAYS}->{qty_nofmt} },         $form->{"qty_$i"};
+      push @{ $form->{TEMPLATE_ARRAYS}->{unit} },              $form->{"unit_$i"};
+      push @{ $form->{TEMPLATE_ARRAYS}->{deliverydate_oe} },   $form->{"reqdate_$i"};
+      push @{ $form->{TEMPLATE_ARRAYS}->{sellprice} },         $form->{"sellprice_$i"};
+      push @{ $form->{TEMPLATE_ARRAYS}->{sellprice_nofmt} },   $form->parse_amount($myconfig, $form->{"sellprice_$i"});
+      push @{ $form->{TEMPLATE_ARRAYS}->{ordnumber_oe} },      $form->{"ordnumber_$i"};
+      push @{ $form->{TEMPLATE_ARRAYS}->{transdate_oe} },      $form->{"transdate_$i"};
+      push @{ $form->{TEMPLATE_ARRAYS}->{invnumber} },         $form->{"invnumber"};
+      push @{ $form->{TEMPLATE_ARRAYS}->{invdate} },           $form->{"invdate"};
+      push @{ $form->{TEMPLATE_ARRAYS}->{price_factor} },      $price_factor->{formatted_factor};
+      push @{ $form->{TEMPLATE_ARRAYS}->{price_factor_name} }, $price_factor->{description};
+      push @{ $form->{TEMPLATE_ARRAYS}->{partsgroup} },        $form->{"partsgroup_$i"};
+      push @{ $form->{TEMPLATE_ARRAYS}->{reqdate} },           $form->{"reqdate_$i"};
+      push(@{ $form->{TEMPLATE_ARRAYS}->{listprice} },         $form->{"listprice_$i"});
 
       my $sellprice     = $form->parse_amount($myconfig, $form->{"sellprice_$i"});
       my ($dec)         = ($sellprice =~ /\.(\d+)/);
       my $decimalplaces = max 2, length($dec);
 
-      my $discount             = $form->round_amount($form->{"qty_$i"} * $sellprice * $form->{"discount_$i"} / 100 / $price_factor->{factor}, $decimalplaces);
-      my $linetotal            = $form->round_amount($form->{"qty_$i"} * $sellprice * (100 - $form->{"discount_$i"}) / 100 / $price_factor->{factor}, 2);
-      my $nodiscount_linetotal = $form->round_amount($form->{"qty_$i"} * $sellprice / $price_factor->{factor}, 2);
+      my $parsed_discount            = $form->parse_amount($myconfig, $form->{"discount_$i"});
+
+      my $linetotal_exact            = $form->{"qty_$i"} * $sellprice * (100 - $parsed_discount) / 100 / $price_factor->{factor};
+      my $linetotal                  = $form->round_amount($linetotal_exact, 2);
+
+      my $nodiscount_exact_linetotal = $form->{"qty_$i"} * $sellprice                                  / $price_factor->{factor};
+      my $nodiscount_linetotal       = $form->round_amount($nodiscount_exact_linetotal,2);
+
+      my $discount                   = $nodiscount_linetotal - $linetotal; # is always rounded because $nodiscount_linetotal and $linetotal are rounded
+
+      my $discount_round_error       = $discount + ($linetotal_exact - $nodiscount_exact_linetotal); # not used
+
       $form->{"netprice_$i"}   = $form->round_amount($form->{"qty_$i"} ? ($linetotal / $form->{"qty_$i"}) : 0, 2);
 
-      push @{ $form->{netprice} }, ($form->{"netprice_$i"} != 0) ? $form->format_amount($myconfig, $form->{"netprice_$i"}, $decimalplaces) : '';
+      push @{ $form->{TEMPLATE_ARRAYS}->{netprice} },       ($form->{"netprice_$i"} != 0) ? $form->format_amount($myconfig, $form->{"netprice_$i"}, $decimalplaces) : '';
+      push @{ $form->{TEMPLATE_ARRAYS}->{netprice_nofmt} }, ($form->{"netprice_$i"} != 0) ? $form->{"netprice_$i"} : '';
 
       $linetotal = ($linetotal != 0) ? $linetotal : '';
 
-      push @{ $form->{discount} },   ($discount  != 0) ? $form->format_amount($myconfig, $discount * -1, $decimalplaces) : '';
-      push @{ $form->{p_discount} }, $form->{"discount_$i"};
+      push @{ $form->{TEMPLATE_ARRAYS}->{discount} },       ($discount != 0) ? $form->format_amount($myconfig, $discount * -1, 2) : '';
+      push @{ $form->{TEMPLATE_ARRAYS}->{discount_nofmt} }, ($discount != 0) ? $discount * -1 : '';
+      push @{ $form->{TEMPLATE_ARRAYS}->{p_discount} },     $form->{"discount_$i"};
 
       $form->{total}            += $linetotal;
       $form->{nodiscount_total} += $nodiscount_linetotal;
@@ -231,26 +255,30 @@ sub invoice_details {
       }
 
       if ($form->{"subtotal_$i"} && $subtotal_header && ($subtotal_header != $i)) {
-        push @{ $form->{discount_sub} },   $form->format_amount($myconfig, $discount_subtotal,   2);
-        push @{ $form->{nodiscount_sub} }, $form->format_amount($myconfig, $nodiscount_subtotal, 2);
+        push @{ $form->{TEMPLATE_ARRAYS}->{discount_sub} },         $form->format_amount($myconfig, $discount_subtotal,   2);
+        push @{ $form->{TEMPLATE_ARRAYS}->{discount_sub_nofmt} },   $discount_subtotal;
+        push @{ $form->{TEMPLATE_ARRAYS}->{nodiscount_sub} },       $form->format_amount($myconfig, $nodiscount_subtotal, 2);
+        push @{ $form->{TEMPLATE_ARRAYS}->{nodiscount_sub_nofmt} }, $nodiscount_subtotal;
 
         $discount_subtotal   = 0;
         $nodiscount_subtotal = 0;
         $subtotal_header     = 0;
 
       } else {
-        push @{ $form->{discount_sub} },   "";
-        push @{ $form->{nodiscount_sub} }, "";
+        push @{ $form->{TEMPLATE_ARRAYS}->{$_} }, "" for qw(discount_sub nodiscount_sub discount_sub_nofmt nodiscount_sub_nofmt);
       }
 
       if (!$form->{"discount_$i"}) {
         $nodiscount += $linetotal;
       }
 
-      push @{ $form->{linetotal} }, $form->format_amount($myconfig, $linetotal, 2);
-      push @{ $form->{nodiscount_linetotal} }, $form->format_amount($myconfig, $nodiscount_linetotal, 2);
+      push @{ $form->{TEMPLATE_ARRAYS}->{linetotal} },                  $form->format_amount($myconfig, $linetotal, 2);
+      push @{ $form->{TEMPLATE_ARRAYS}->{linetotal_nofmt} },            $linetotal_exact;
+      push @{ $form->{TEMPLATE_ARRAYS}->{nodiscount_linetotal} },       $form->format_amount($myconfig, $nodiscount_linetotal, 2);
+      push @{ $form->{TEMPLATE_ARRAYS}->{nodiscount_linetotal_nofmt} }, $nodiscount_linetotal;
 
-      push(@{ $form->{projectnumber} }, $projectnumbers{$form->{"project_id_$i"}});
+      push(@{ $form->{TEMPLATE_ARRAYS}->{projectnumber} },              $projectnumbers{$form->{"project_id_$i"}});
+      push(@{ $form->{TEMPLATE_ARRAYS}->{projectdescription} },         $projectdescriptions{$form->{"project_id_$i"}});
 
       @taxaccounts = split(/ /, $form->{"taxaccounts_$i"});
       $taxrate     = 0;
@@ -270,33 +298,29 @@ sub invoice_details {
 
       if ($form->round_amount($taxrate, 7) == 0) {
         if ($form->{taxincluded}) {
-          foreach $item (@taxaccounts) {
-            $taxamount =
-              $form->round_amount($linetotal * $form->{"${item}_rate"} /
-                                    (1 + abs($form->{"${item}_rate"})),
-                                  2);
+          foreach my $accno (@taxaccounts) {
+            $taxamount            = $form->round_amount($linetotal * $form->{"${accno}_rate"} / (1 + abs($form->{"${accno}_rate"})), 2);
 
-            $taxaccounts{$item} += $taxamount;
-            $taxdiff            += $taxamount;
+            $taxaccounts{$accno} += $taxamount;
+            $taxdiff             += $taxamount;
 
-            $taxbase{$item} += $taxbase;
+            $taxbase{$accno}     += $taxbase;
           }
           $taxaccounts{ $taxaccounts[0] } += $taxdiff;
         } else {
-          foreach $item (@taxaccounts) {
-            $taxaccounts{$item} += $linetotal * $form->{"${item}_rate"};
-            $taxbase{$item}     += $taxbase;
+          foreach my $accno (@taxaccounts) {
+            $taxaccounts{$accno} += $linetotal * $form->{"${accno}_rate"};
+            $taxbase{$accno}     += $taxbase;
           }
         }
       } else {
-        foreach $item (@taxaccounts) {
-          $taxaccounts{$item} +=
-            $taxamount * $form->{"${item}_rate"} / $taxrate;
-          $taxbase{$item} += $taxbase;
+        foreach my $accno (@taxaccounts) {
+          $taxaccounts{$accno} += $taxamount * $form->{"${accno}_rate"} / $taxrate;
+          $taxbase{$accno}     += $taxbase;
         }
       }
-      $tax_rate = $taxrate * 100;
-      push(@{ $form->{tax_rate} }, qq|$tax_rate|);
+      my $tax_rate = $taxrate * 100;
+      push(@{ $form->{TEMPLATE_ARRAYS}->{tax_rate} }, qq|$tax_rate|);
       if ($form->{"assembly_$i"}) {
         $sameitem = "";
 
@@ -317,56 +341,64 @@ sub invoice_details {
              WHERE (a.bom = '1') AND (a.id = ?) $sortorder|;
         $sth = prepare_execute_query($form, $dbh, $query, conv_i($form->{"id_$i"}));
 
-        while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
+        while (my $ref = $sth->fetchrow_hashref('NAME_lc')) {
           if ($form->{groupitems} && $ref->{partsgroup} ne $sameitem) {
-            map({ push(@{ $form->{$_} }, "") } grep({ $_ ne "description" } @arrays));
+            map({ push(@{ $form->{TEMPLATE_ARRAYS}->{$_} }, "") } grep({ $_ ne "description" } @arrays));
             $sameitem = ($ref->{partsgroup}) ? $ref->{partsgroup} : "--";
-            push(@{ $form->{description} }, $sameitem);
+            push(@{ $form->{TEMPLATE_ARRAYS}->{description} }, $sameitem);
           }
 
           map { $form->{"a_$_"} = $ref->{$_} } qw(partnumber description);
 
-          push(@{ $form->{description} },
+          push(@{ $form->{TEMPLATE_ARRAYS}->{description} },
                $form->format_amount($myconfig, $ref->{qty} * $form->{"qty_$i"}
                  )
                  . qq| -- $form->{"a_partnumber"}, $form->{"a_description"}|);
-          map({ push(@{ $form->{$_} }, "") } grep({ $_ ne "description" } @arrays));
+          map({ push(@{ $form->{TEMPLATE_ARRAYS}->{$_} }, "") } grep({ $_ ne "description" } @arrays));
 
         }
         $sth->finish;
       }
+
+      push @{ $form->{TEMPLATE_ARRAYS}->{"ic_cvar_$_->{name}"} },
+        CVar->format_to_template(CVar->parse($form->{"ic_cvar_$_->{name}_$i"}, $_), $_)
+          for @{ $ic_cvar_configs };
     }
   }
 
   foreach my $item (sort keys %taxaccounts) {
-    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, 2));
-    push(@{ $form->{taxdescription} }, $form->{"${item}_description"}  . q{ } . 100 * $form->{"${item}_rate"} . q{%});
-    push(@{ $form->{taxrate} },
-          $form->format_amount($myconfig, $form->{"${item}_rate"} * 100));
-    push(@{ $form->{taxnumber} }, $form->{"${item}_taxnumber"});
+    push(@{ $form->{TEMPLATE_ARRAYS}->{taxbase} },        $form->format_amount($myconfig, $taxbase{$item}, 2));
+    push(@{ $form->{TEMPLATE_ARRAYS}->{taxbase_nofmt} },  $taxbase{$item});
+    push(@{ $form->{TEMPLATE_ARRAYS}->{tax} },            $form->format_amount($myconfig, $taxamount,      2));
+    push(@{ $form->{TEMPLATE_ARRAYS}->{tax_nofmt} },      $taxamount );
+    push(@{ $form->{TEMPLATE_ARRAYS}->{taxrate} },        $form->format_amount($myconfig, $form->{"${item}_rate"} * 100));
+    push(@{ $form->{TEMPLATE_ARRAYS}->{taxrate_nofmt} },  $form->{"${item}_rate"} * 100);
+    push(@{ $form->{TEMPLATE_ARRAYS}->{taxdescription} }, $form->{"${item}_description"} . q{ } . 100 * $form->{"${item}_rate"} . q{%});
+    push(@{ $form->{TEMPLATE_ARRAYS}->{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->{TEMPLATE_ARRAYS}->{payment} },        $form->{"paid_$i"});
+      push(@{ $form->{TEMPLATE_ARRAYS}->{paymentaccount} }, $description);
+      push(@{ $form->{TEMPLATE_ARRAYS}->{paymentdate} },    $form->{"datepaid_$i"});
+      push(@{ $form->{TEMPLATE_ARRAYS}->{paymentsource} },  $form->{"source_$i"});
+      push(@{ $form->{TEMPLATE_ARRAYS}->{paymentmemo} },    $form->{"memo_$i"});
 
       $form->{paid} += $form->parse_amount($myconfig, $form->{"paid_$i"});
     }
   }
   if($form->{taxincluded}) {
-    $form->{subtotal} = $form->format_amount($myconfig, $form->{total} - $tax, 2);
+    $form->{subtotal}       = $form->format_amount($myconfig, $form->{total} - $tax, 2);
+    $form->{subtotal_nofmt} = $form->{total} - $tax;
   }
   else {
-    $form->{subtotal} = $form->format_amount($myconfig, $form->{total}, 2);
+    $form->{subtotal}       = $form->format_amount($myconfig, $form->{total}, 2);
+    $form->{subtotal_nofmt} = $form->{total};
   }
 
   $form->{nodiscount_subtotal} = $form->format_amount($myconfig, $form->{nodiscount_total}, 2);
@@ -384,8 +416,6 @@ sub invoice_details {
 
   $form->{username} = $myconfig->{name};
 
-  $dbh->disconnect;
-
   $main::lxdebug->leave_sub();
 }
 
@@ -393,6 +423,7 @@ sub project_description {
   $main::lxdebug->enter_sub();
 
   my ($self, $dbh, $id) = @_;
+  my $form = \%main::form;
 
   my $query = qq|SELECT description FROM project WHERE id = ?|;
   my ($description) = selectrow_query($form, $dbh, $query, conv_i($id));
@@ -408,7 +439,9 @@ sub customer_details {
   my ($self, $myconfig, $form, @wanted_vars) = @_;
 
   # connect to database
-  my $dbh = $form->dbconnect($myconfig);
+  my $dbh = $form->get_standard_dbh;
+
+  my $language_id = $form->{language_id};
 
   # get contact id, set it if nessessary
   $form->{cp_id} *= 1;
@@ -424,7 +457,8 @@ sub customer_details {
   # get rest for the customer
   my $query =
     qq|SELECT ct.*, cp.*, ct.notes as customernotes,
-         ct.phone AS customerphone, ct.fax AS customerfax, ct.email AS customeremail
+         ct.phone AS customerphone, ct.fax AS customerfax, ct.email AS customeremail,
+         ct.curr AS currency
        FROM customer ct
        LEFT JOIN contacts cp on ct.id = cp.cp_cv_id
        WHERE (ct.id = ?) $where
@@ -444,6 +478,9 @@ sub customer_details {
 
   map { $form->{$_} = $ref->{$_} } keys %$ref;
 
+  # remove any trailing whitespace
+  $form->{currency} =~ s/\s*$// if ($form->{currency});
+
   if ($form->{delivery_customer_id}) {
     $query =
       qq|SELECT *, notes as customernotes
@@ -471,7 +508,11 @@ sub customer_details {
                                                     'trans_id' => $form->{customer_id});
   map { $form->{"vc_cvar_$_->{name}"} = $_->{value} } @{ $custom_variables };
 
-  $dbh->disconnect;
+  $form->{cp_greeting} = GenericTranslations->get('dbh'              => $dbh,
+                                                  'translation_type' => 'greetings::' . ($form->{cp_gender} eq 'f' ? 'female' : 'male'),
+                                                  'language_id'      => $language_id,
+                                                  'allow_fallback'   => 1);
+
 
   $main::lxdebug->leave_sub();
 }
@@ -482,18 +523,25 @@ sub post_invoice {
   my ($self, $myconfig, $form, $provided_dbh, $payments_only) = @_;
 
   # connect to database, turn off autocommit
-  my $dbh = $provided_dbh ? $provided_dbh : $form->dbconnect_noauto($myconfig);
+  my $dbh = $provided_dbh ? $provided_dbh : $form->get_standard_dbh;
 
   my ($query, $sth, $null, $project_id, @values);
   my $exchangerate = 0;
 
+  my $ic_cvar_configs = CVar->get_configs(module => 'IC',
+                                          dbh    => $dbh);
+
   if (!$form->{employee_id}) {
     $form->get_employee($dbh);
   }
-  
-  $form->{defaultcurrency} = $form->get_default_currency($myconfig);
 
-  ($null, $form->{department_id}) = split(/--/, $form->{department});
+  $form->{defaultcurrency} = $form->get_default_currency($myconfig);
+  # Seit neuestem wird die department_id schon übergeben UND $form->department nicht mehr
+  # korrekt zusammengebaut. Sehr wahrscheinlich beim Umstieg auf T8 kaputt gegangen
+  # Ich lass den Code von 2005 erstmal noch stehen ;-) jb 03-2011
+  if (!$form->{department_id}){
+    ($null, $form->{department_id}) = split(/--/, $form->{department});
+  }
 
   my $all_units = AM->retrieve_units($myconfig, $form);
 
@@ -502,6 +550,9 @@ sub post_invoice {
       &reverse_invoice($dbh, $form);
 
     } else {
+      my $trans_number   = SL::TransNumber->new(type => $form->{type}, dbh => $dbh, number => $form->{invnumber}, save => 1);
+      $form->{invnumber} = $trans_number->create_unique unless $trans_number->is_unique;
+
       $query = qq|SELECT nextval('glid')|;
       ($form->{"id"}) = selectrow_query($form, $dbh, $query);
 
@@ -525,7 +576,7 @@ sub post_invoice {
   if ($form->{currency} eq $defaultcurrency) {
     $form->{exchangerate} = 1;
   } else {
-    $exchangerate = $form->check_exchangerate($myconfig, $form->{currency}, $form->{transdate}, 'buy');
+    $exchangerate = $form->check_exchangerate($myconfig, $form->{currency}, $form->{invdate}, 'buy');
   }
 
   $form->{exchangerate} =
@@ -541,6 +592,9 @@ sub post_invoice {
   my %price_factors = map { $_->{id} => $_->{factor} } @{ $form->{ALL_PRICE_FACTORS} };
   my $price_factor;
 
+  $form->{amount}      = {};
+  $form->{amount_cogs} = {};
+
   foreach my $i (1 .. $form->{rowcount}) {
     if ($form->{type} eq "credit_note") {
       $form->{"qty_$i"} = $form->parse_amount($myconfig, $form->{"qty_$i"}) * -1;
@@ -549,11 +603,11 @@ sub post_invoice {
       $form->{"qty_$i"} = $form->parse_amount($myconfig, $form->{"qty_$i"});
     }
     my $basefactor;
-    my $basqty;
+    my $baseqty;
 
     $form->{"marge_percent_$i"} = $form->parse_amount($myconfig, $form->{"marge_percent_$i"}) * 1;
-    $form->{"marge_total_$i"} = $form->parse_amount($myconfig, $form->{"marge_total_$i"}) * 1;
-    $form->{"lastcost_$i"} = $form->{"lastcost_$i"} * 1;
+    $form->{"marge_absolut_$i"} = $form->parse_amount($myconfig, $form->{"marge_absolut_$i"}) * 1;
+    $form->{"lastcost_$i"} = $form->parse_amount($myconfig, $form->{"lastcost_$i"}) * 1;
 
     if ($form->{storno}) {
       $form->{"qty_$i"} *= -1;
@@ -646,10 +700,10 @@ sub post_invoice {
 
         if ($form->{"assembly_$i"}) {
           # record assembly item as allocated
-          &process_assembly($dbh, $form, $form->{"id_$i"}, $baseqty);
+          &process_assembly($dbh, $myconfig, $form, $form->{"id_$i"}, $baseqty);
 
         } else {
-          $allocated = &cogs($dbh, $form, $form->{"id_$i"}, $baseqty, $basefactor, $i);
+          $allocated = &cogs($dbh, $myconfig, $form, $form->{"id_$i"}, $baseqty, $basefactor, $i);
         }
       }
 
@@ -657,18 +711,20 @@ sub post_invoice {
       ($null, my $pricegroup_id) = split(/--/, $form->{"sellprice_pg_$i"});
       $pricegroup_id *= 1;
 
+      my ($invoice_id) = selectfirst_array_query($form, $dbh, qq|SELECT nextval('invoiceid')|);
+
       # save detail record in invoice table
       $query =
-        qq|INSERT INTO invoice (trans_id, parts_id, description, longdescription, qty,
+        qq|INSERT INTO invoice (id, trans_id, parts_id, description, longdescription, qty,
                                 sellprice, fxsellprice, discount, allocated, assemblyitem,
                                 unit, deliverydate, project_id, serialnumber, pricegroup_id,
                                 ordnumber, transdate, cusordnumber, base_qty, subtotal,
                                 marge_percent, marge_total, lastcost,
                                 price_factor_id, price_factor, marge_price_factor)
-           VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?,
+           VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?,
                    (SELECT factor FROM price_factors WHERE id = ?), ?)|;
 
-      @values = (conv_i($form->{id}), conv_i($form->{"id_$i"}),
+      @values = ($invoice_id, conv_i($form->{id}), conv_i($form->{"id_$i"}),
                  $form->{"description_$i"}, $form->{"longdescription_$i"}, $form->{"qty_$i"},
                  $form->{"sellprice_$i"}, $fxsellprice,
                  $form->{"discount_$i"}, $allocated, 'f',
@@ -676,24 +732,23 @@ sub post_invoice {
                  $form->{"serialnumber_$i"}, conv_i($pricegroup_id),
                  $form->{"ordnumber_$i"}, conv_date($form->{"transdate_$i"}),
                  $form->{"cusordnumber_$i"}, $baseqty, $form->{"subtotal_$i"} ? 't' : 'f',
-                 $form->{"marge_percent_$i"}, $form->{"marge_total_$i"},
+                 $form->{"marge_percent_$i"}, $form->{"marge_absolut_$i"},
                  $form->{"lastcost_$i"},
                  conv_i($form->{"price_factor_id_$i"}), conv_i($form->{"price_factor_id_$i"}),
                  conv_i($form->{"marge_price_factor_$i"}));
       do_query($form, $dbh, $query, @values);
 
-      if ($form->{lizenzen} && $form->{"licensenumber_$i"}) {
-        $query =
-          qq|INSERT INTO licenseinvoice (trans_id, license_id)
-             VALUES ((SELECT id FROM invoice WHERE trans_id = ? ORDER BY oid DESC LIMIT 1), ?)|;
-        @values = (conv_i($form->{"id"}), conv_i($form->{"licensenumber_$i"}));
-        do_query($form, $dbh, $query, @values);
-      }
+      CVar->save_custom_variables(module       => 'IC',
+                                  sub_module   => 'invoice',
+                                  trans_id     => $invoice_id,
+                                  configs      => $ic_cvar_configs,
+                                  variables    => $form,
+                                  name_prefix  => 'ic_',
+                                  name_postfix => "_$i",
+                                  dbh          => $dbh);
     }
   }
 
-  $form->{datepaid} = $form->{invdate};
-
   # total payments, don't move we need it here
   for my $i (1 .. $form->{paidaccounts}) {
     if ($form->{type} eq "credit_note") {
@@ -763,6 +818,37 @@ sub post_invoice {
 
   $project_id = conv_i($form->{"globalproject_id"});
 
+  my $taxdate = $form->{deliverydate} ? $form->{deliverydate} : $form->{invdate};
+
+  foreach my $trans_id (keys %{ $form->{amount_cogs} }) {
+    foreach my $accno (keys %{ $form->{amount_cogs}{$trans_id} }) {
+      next unless ($form->{expense_inventory} =~ /\Q$accno\E/);
+
+      $form->{amount_cogs}{$trans_id}{$accno} = $form->round_amount($form->{amount_cogs}{$trans_id}{$accno}, 2);
+
+      if (!$payments_only && ($form->{amount_cogs}{$trans_id}{$accno} != 0)) {
+        $query =
+          qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, tax_id, taxkey, project_id)
+               VALUES (?, (SELECT id FROM chart WHERE accno = ?), ?, ?, (SELECT id FROM tax WHERE taxkey=0), 0, ?)|;
+        @values = (conv_i($trans_id), $accno, $form->{amount_cogs}{$trans_id}{$accno}, conv_date($form->{invdate}), conv_i($project_id));
+        do_query($form, $dbh, $query, @values);
+        $form->{amount_cogs}{$trans_id}{$accno} = 0;
+      }
+    }
+
+    foreach my $accno (keys %{ $form->{amount_cogs}{$trans_id} }) {
+      $form->{amount_cogs}{$trans_id}{$accno} = $form->round_amount($form->{amount_cogs}{$trans_id}{$accno}, 2);
+
+      if (!$payments_only && ($form->{amount_cogs}{$trans_id}{$accno} != 0)) {
+        $query =
+          qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, tax_id, taxkey, project_id)
+               VALUES (?, (SELECT id FROM chart WHERE accno = ?), ?, ?, (SELECT id FROM tax WHERE taxkey=0), 0, ?)|;
+        @values = (conv_i($trans_id), $accno, $form->{amount_cogs}{$trans_id}{$accno}, conv_date($form->{invdate}), conv_i($project_id));
+        do_query($form, $dbh, $query, @values);
+      }
+    }
+  }
+
   foreach my $trans_id (keys %{ $form->{amount} }) {
     foreach my $accno (keys %{ $form->{amount}{$trans_id} }) {
       next unless ($form->{expense_inventory} =~ /\Q$accno\E/);
@@ -771,10 +857,11 @@ sub post_invoice {
 
       if (!$payments_only && ($form->{amount}{$trans_id}{$accno} != 0)) {
         $query =
-          qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, taxkey, project_id)
+          qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, tax_id, taxkey, project_id)
              VALUES (?, (SELECT id FROM chart WHERE accno = ?), ?, ?,
+                     (SELECT tax_id FROM taxkeys WHERE taxkey_id= (SELECT taxkey_id  FROM chart WHERE accno = ?) AND startdate <= ? ORDER BY startdate DESC LIMIT 1),
                      (SELECT taxkey_id  FROM chart WHERE accno = ?), ?)|;
-        @values = (conv_i($trans_id), $accno, $form->{amount}{$trans_id}{$accno}, conv_date($form->{invdate}), $accno, conv_i($project_id));
+        @values = (conv_i($trans_id), $accno, $form->{amount}{$trans_id}{$accno}, conv_date($form->{invdate}), $accno, conv_date($taxdate), $accno, conv_i($project_id));
         do_query($form, $dbh, $query, @values);
         $form->{amount}{$trans_id}{$accno} = 0;
       }
@@ -785,10 +872,11 @@ sub post_invoice {
 
       if (!$payments_only && ($form->{amount}{$trans_id}{$accno} != 0)) {
         $query =
-          qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, taxkey, project_id)
+          qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, tax_id, taxkey, project_id)
              VALUES (?, (SELECT id FROM chart WHERE accno = ?), ?, ?,
+                     (SELECT tax_id FROM taxkeys WHERE taxkey_id= (SELECT taxkey_id  FROM chart WHERE accno = ?) AND startdate <= ? ORDER BY startdate DESC LIMIT 1),
                      (SELECT taxkey_id FROM chart WHERE accno = ?), ?)|;
-        @values = (conv_i($trans_id), $accno, $form->{amount}{$trans_id}{$accno}, conv_date($form->{invdate}), $accno, conv_i($project_id));
+        @values = (conv_i($trans_id), $accno, $form->{amount}{$trans_id}{$accno}, conv_date($form->{invdate}), $accno, conv_date($taxdate), $accno, conv_i($project_id));
         do_query($form, $dbh, $query, @values);
       }
     }
@@ -807,6 +895,12 @@ sub post_invoice {
   if (!$form->{storno}) {
     for my $i (1 .. $form->{paidaccounts}) {
 
+      if ($form->{"acc_trans_id_$i"}
+          && $payments_only
+          && (SL::DB::Default->get->payments_changeable == 0)) {
+        next;
+      }
+
       next if ($form->{"paid_$i"} == 0);
 
       my ($accno) = split(/--/, $form->{"AR_paid_$i"});
@@ -828,38 +922,39 @@ sub post_invoice {
 
       if ($form->{amount}{ $form->{id} }{ $form->{AR} } != 0) {
         $query =
-        qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, taxkey, project_id)
+        qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, tax_id, taxkey, project_id)
            VALUES (?, (SELECT id FROM chart WHERE accno = ?), ?, ?,
+                   (SELECT tax_id FROM taxkeys WHERE taxkey_id= (SELECT taxkey_id  FROM chart WHERE accno = ?) AND startdate <= ? ORDER BY startdate DESC LIMIT 1),
                    (SELECT taxkey_id FROM chart WHERE accno = ?), ?)|;
-        @values = (conv_i($form->{"id"}), $form->{AR}, $amount, $form->{"datepaid_$i"}, $form->{AR}, $project_id);
+        @values = (conv_i($form->{"id"}), $form->{AR}, $amount, $form->{"datepaid_$i"}, $form->{AR}, conv_date($taxdate), $form->{AR}, $project_id);
         do_query($form, $dbh, $query, @values);
       }
 
       # record payment
       $form->{"paid_$i"} *= -1;
+      my $gldate = (conv_date($form->{"gldate_$i"}))? conv_date($form->{"gldate_$i"}) : conv_date($form->current_date($myconfig));
 
       $query =
-      qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, source, memo, taxkey, project_id)
-         VALUES (?, (SELECT id FROM chart WHERE accno = ?), ?, ?, ?, ?,
+      qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, gldate, source, memo, tax_id, taxkey, project_id)
+         VALUES (?, (SELECT id FROM chart WHERE accno = ?), ?, ?, ?, ?, ?,
+                 (SELECT tax_id FROM taxkeys WHERE taxkey_id= (SELECT taxkey_id  FROM chart WHERE accno = ?) AND startdate <= ? ORDER BY startdate DESC LIMIT 1),
                  (SELECT taxkey_id FROM chart WHERE accno = ?), ?)|;
       @values = (conv_i($form->{"id"}), $accno, $form->{"paid_$i"}, $form->{"datepaid_$i"},
-                 $form->{"source_$i"}, $form->{"memo_$i"}, $accno, $project_id);
+                 $gldate, $form->{"source_$i"}, $form->{"memo_$i"}, $accno, conv_date($taxdate), $accno, $project_id);
       do_query($form, $dbh, $query, @values);
 
       # exchangerate difference
       $form->{fx}{$accno}{ $form->{"datepaid_$i"} } +=
-      $form->{"paid_$i"} * ($form->{"exchangerate_$i"} - 1) + $diff;
+        $form->{"paid_$i"} * ($form->{"exchangerate_$i"} - 1) + $diff;
 
       # gain/loss
       $amount =
-      $form->{"paid_$i"} * $form->{exchangerate} - $form->{"paid_$i"} *
-      $form->{"exchangerate_$i"};
+        $form->{"paid_$i"} * $form->{exchangerate} - $form->{"paid_$i"} *
+        $form->{"exchangerate_$i"};
       if ($amount > 0) {
-        $form->{fx}{ $form->{fxgain_accno} }{ $form->{"datepaid_$i"} } +=
-        $amount;
+        $form->{fx}{ $form->{fxgain_accno} }{ $form->{"datepaid_$i"} } += $amount;
       } else {
-        $form->{fx}{ $form->{fxloss_accno} }{ $form->{"datepaid_$i"} } +=
-        $amount;
+        $form->{fx}{ $form->{fxloss_accno} }{ $form->{"datepaid_$i"} } += $amount;
       }
 
       $diff = 0;
@@ -876,76 +971,70 @@ sub post_invoice {
     $form->{marge_total} *= -1;
   }
 
-  if ($payments_only) {
-    $query = qq|UPDATE ar SET paid = ?, datepaid = ? WHERE id = ?|;
-    do_query($form, $dbh, $query,  $form->{paid}, $form->{paid} ? conv_date($form->{datepaid}) : undef, conv_i($form->{id}));
-
-    if (!$provided_dbh) {
-      $dbh->commit();
-      $dbh->disconnect();
-    }
-
-    $main::lxdebug->leave_sub();
-    return;
-  }
+  IO->set_datepaid(table => 'ar', id => $form->{id}, dbh => $dbh);
 
   # 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
-        ) {
+      $form->{fx}{$accno}{$transdate} = $form->round_amount($form->{fx}{$accno}{$transdate}, 2);
+      if ( $form->{fx}{$accno}{$transdate} != 0 ) {
 
         $query =
-          qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, cleared, fx_transaction, taxkey, project_id)
+          qq|INSERT INTO acc_trans (trans_id, chart_id, amount, transdate, cleared, fx_transaction, tax_id, taxkey, project_id)
              VALUES (?, (SELECT id FROM chart WHERE accno = ?), ?, ?, '0', '1',
-             (SELECT taxkey_id FROM chart WHERE accno = ?), ?)|;
-        @values = (conv_i($form->{"id"}), $accno, $form->{fx}{$accno}{$transdate}, conv_date($transdate), $accno, $project_id);
+                 (SELECT tax_id FROM taxkeys WHERE taxkey_id= (SELECT taxkey_id  FROM chart WHERE accno = ?) AND startdate <= ? ORDER BY startdate DESC LIMIT 1),
+                 (SELECT taxkey_id FROM chart WHERE accno = ?), ?)|;
+        @values = (conv_i($form->{"id"}), $accno, $form->{fx}{$accno}{$transdate}, conv_date($transdate), $accno, conv_date($taxdate), $accno, conv_i($project_id));
         do_query($form, $dbh, $query, @values);
       }
     }
   }
 
+  if ($payments_only) {
+    $query = qq|UPDATE ar SET paid = ? WHERE id = ?|;
+    do_query($form, $dbh, $query,  $form->{paid}, conv_i($form->{id}));
+
+    $dbh->commit if !$provided_dbh;
+
+    $main::lxdebug->leave_sub();
+    return;
+  }
+
   $amount = $netamount + $tax;
 
   # save AR record
+  #erweiterung fuer lieferscheinnummer (donumber) 12.02.09 jb
+
   $query = qq|UPDATE ar set
                 invnumber   = ?, ordnumber     = ?, quonumber     = ?, cusordnumber  = ?,
                 transdate   = ?, orddate       = ?, quodate       = ?, customer_id   = ?,
-                amount      = ?, netamount     = ?, paid          = ?, datepaid      = ?,
+                amount      = ?, netamount     = ?, paid          = ?,
                 duedate     = ?, deliverydate  = ?, invoice       = ?, shippingpoint = ?,
                 shipvia     = ?, terms         = ?, notes         = ?, intnotes      = ?,
                 curr        = ?, department_id = ?, payment_id    = ?, taxincluded   = ?,
                 type        = ?, language_id   = ?, taxzone_id    = ?, shipto_id     = ?,
                 employee_id = ?, salesman_id   = ?, storno_id     = ?, storno        = ?,
-                cp_id       = ?, marge_total   = ?, marge_percent = ?, 
+                cp_id       = ?, marge_total   = ?, marge_percent = ?,
                 globalproject_id               = ?, delivery_customer_id             = ?,
-                transaction_description        = ?, delivery_vendor_id               = ?
+                transaction_description        = ?, delivery_vendor_id               = ?,
+                donumber    = ?, invnumber_for_credit_note = ?
               WHERE id = ?|;
   @values = (          $form->{"invnumber"},           $form->{"ordnumber"},             $form->{"quonumber"},          $form->{"cusordnumber"},
-             conv_date($form->{"invdate"}),  conv_date($form->{"orddate"}),    conv_date($form->{"quodate"}),    conv_i($form->{"customer_id"}), 
-                       $amount,                        $netamount,                       $form->{"paid"},     conv_date($form->{"datepaid"}), 
+             conv_date($form->{"invdate"}),  conv_date($form->{"orddate"}),    conv_date($form->{"quodate"}),    conv_i($form->{"customer_id"}),
+                       $amount,                        $netamount,                       $form->{"paid"},
              conv_date($form->{"duedate"}),  conv_date($form->{"deliverydate"}),    '1',                                $form->{"shippingpoint"},
                        $form->{"shipvia"},      conv_i($form->{"terms"}),                $form->{"notes"},              $form->{"intnotes"},
                        $form->{"currency"},     conv_i($form->{"department_id"}), conv_i($form->{"payment_id"}),        $form->{"taxincluded"} ? 't' : 'f',
                        $form->{"type"},         conv_i($form->{"language_id"}),   conv_i($form->{"taxzone_id"}), conv_i($form->{"shipto_id"}),
-                conv_i($form->{"employee_id"}), conv_i($form->{"salesman_id"}),   conv_i($form->{storno_id}),           $form->{"storno"} ? 't' : 'f', 
+                conv_i($form->{"employee_id"}), conv_i($form->{"salesman_id"}),   conv_i($form->{storno_id}),           $form->{"storno"} ? 't' : 'f',
                 conv_i($form->{"cp_id"}),            1 * $form->{marge_total} ,      1 * $form->{marge_percent},
-                conv_i($form->{"globalproject_id"}),                              conv_i($form->{"delivery_customer_id"}), 
+                conv_i($form->{"globalproject_id"}),                              conv_i($form->{"delivery_customer_id"}),
                        $form->{transaction_description},                          conv_i($form->{"delivery_vendor_id"}),
+                       $form->{"donumber"}, $form->{"invnumber_for_credit_note"},
                 conv_i($form->{"id"}));
   do_query($form, $dbh, $query, @values);
-  
-  if($form->{"formname"} eq "credit_note") {
-    for my $i (1 .. $form->{rowcount}) {
-      $query = qq|UPDATE parts SET onhand = onhand - ? WHERE id = ?|;
-      @values = (conv_i($form->{"qty_$i"}), conv_i($form->{"id_$i"}));
-      do_query($form, $dbh, $query, @values);
-    }
-  }
-  
+
+
   if ($form->{storno}) {
     $query =
       qq!UPDATE ar SET
@@ -968,7 +1057,7 @@ sub post_invoice {
   # save printed, emailed and queued
   $form->save_status($dbh);
 
-  Common::webdav_folder($form) if ($main::webdav);
+  Common::webdav_folder($form);
 
   # Link this record to the records it was created from.
   RecordLinks->create_links('dbh'        => $dbh,
@@ -994,13 +1083,36 @@ sub post_invoice {
                               'to_id'      => $form->{id},
       );
   }
+  delete $form->{convert_from_do_ids};
+
+  ARAP->close_orders_if_billed('dbh'     => $dbh,
+                               'arap_id' => $form->{id},
+                               'table'   => 'ar',);
+
+  # safety check datev export
+  if ($::instance_conf->get_datev_check_on_sales_invoice) {
+    my $transdate = $::form->{invdate} ? DateTime->from_lxoffice($::form->{invdate}) : undef;
+    $transdate  ||= DateTime->today;
+
+    my $datev = SL::DATEV->new(
+      exporttype => DATEV_ET_BUCHUNGEN,
+      format     => DATEV_FORMAT_KNE,
+      dbh        => $dbh,
+      from       => $transdate,
+      to         => $transdate,
+    );
 
-  my $rc = 1;
-  if (!$provided_dbh) {
-    $dbh->commit();
-    $dbh->disconnect();
+    $datev->export;
+
+    if ($datev->errors) {
+      $dbh->rollback;
+      die join "\n", $::locale->text('DATEV check returned errors:'), $datev->errors;
+    }
   }
 
+  my $rc = 1;
+  $dbh->commit if !$provided_dbh;
+
   $main::lxdebug->leave_sub();
 
   return $rc;
@@ -1011,34 +1123,34 @@ sub _delete_payments {
 
   my ($self, $form, $dbh) = @_;
 
-  my @delete_oids;
+  my @delete_acc_trans_ids;
 
   # Delete old payment entries from acc_trans.
   my $query =
-    qq|SELECT oid
+    qq|SELECT acc_trans_id
        FROM acc_trans
        WHERE (trans_id = ?) AND fx_transaction
 
        UNION
 
-       SELECT at.oid
+       SELECT at.acc_trans_id
        FROM acc_trans at
        LEFT JOIN chart c ON (at.chart_id = c.id)
        WHERE (trans_id = ?) AND (c.link LIKE '%AR_paid%')|;
-  push @delete_oids, selectall_array_query($form, $dbh, $query, conv_i($form->{id}), conv_i($form->{id}));
+  push @delete_acc_trans_ids, selectall_array_query($form, $dbh, $query, conv_i($form->{id}), conv_i($form->{id}));
 
   $query =
-    qq|SELECT at.oid
+    qq|SELECT at.acc_trans_id
        FROM acc_trans at
        LEFT JOIN chart c ON (at.chart_id = c.id)
        WHERE (trans_id = ?)
          AND ((c.link = 'AR') OR (c.link LIKE '%:AR') OR (c.link LIKE 'AR:%'))
-       ORDER BY at.oid
+       ORDER BY at.acc_trans_id
        OFFSET 1|;
-  push @delete_oids, selectall_array_query($form, $dbh, $query, conv_i($form->{id}));
+  push @delete_acc_trans_ids, selectall_array_query($form, $dbh, $query, conv_i($form->{id}));
 
-  if (@delete_oids) {
-    $query = qq|DELETE FROM acc_trans WHERE oid IN (| . join(", ", @delete_oids) . qq|)|;
+  if (@delete_acc_trans_ids) {
+    $query = qq|DELETE FROM acc_trans WHERE acc_trans_id IN (| . join(", ", @delete_acc_trans_ids) . qq|)|;
     do_query($form, $dbh, $query);
   }
 
@@ -1051,17 +1163,20 @@ sub post_payment {
   my ($self, $myconfig, $form, $locale) = @_;
 
   # connect to database, turn off autocommit
-  my $dbh = $form->dbconnect_noauto($myconfig);
+  my $dbh = $form->get_standard_dbh;
+  $dbh->begin_work;
 
   my (%payments, $old_form, $row, $item, $query, %keep_vars);
 
   $old_form = save_form();
 
   # Delete all entries in acc_trans from prior payments.
-  $self->_delete_payments($form, $dbh);
+  if (SL::DB::Default->get->payments_changeable != 0) {
+    $self->_delete_payments($form, $dbh);
+  }
 
   # Save the new payments the user made before cleaning up $form.
-  map { $payments{$_} = $form->{$_} } grep m/^datepaid_\d+$|^memo_\d+$|^source_\d+$|^exchangerate_\d+$|^paid_\d+$|^AR_paid_\d+$|^paidaccounts$/, keys %{ $form };
+  map { $payments{$_} = $form->{$_} } grep m/^datepaid_\d+$|^gldate_\d+$|^acc_trans_id_\d+$|^memo_\d+$|^source_\d+$|^exchangerate_\d+$|^paid_\d+$|^AR_paid_\d+$|^paidaccounts$/, keys %{ $form };
 
   # Clean up $form so that old content won't tamper the results.
   %keep_vars = map { $_, 1 } qw(login password id);
@@ -1095,7 +1210,7 @@ sub post_payment {
        LEFT JOIN chart c ON (at.chart_id = c.id)
        WHERE (trans_id = ?)
          AND ((c.link = 'AR') OR (c.link LIKE '%:AR') OR (c.link LIKE 'AR:%'))
-       ORDER BY at.oid
+       ORDER BY at.acc_trans_id
        LIMIT 1|;
 
   ($form->{AR}) = selectfirst_array_query($form, $dbh, $query, conv_i($form->{id}));
@@ -1106,7 +1221,6 @@ sub post_payment {
   restore_form($old_form);
 
   my $rc = $dbh->commit();
-  $dbh->disconnect();
 
   $main::lxdebug->leave_sub();
 
@@ -1116,7 +1230,7 @@ sub post_payment {
 sub process_assembly {
   $main::lxdebug->enter_sub();
 
-  my ($dbh, $form, $id, $totalqty) = @_;
+  my ($dbh, $myconfig, $form, $id, $totalqty) = @_;
 
   my $query =
     qq|SELECT a.parts_id, a.qty, p.assembly, p.partnumber, p.description, p.unit,
@@ -1126,7 +1240,7 @@ sub process_assembly {
        WHERE (a.id = ?)|;
   my $sth = prepare_execute_query($form, $dbh, $query, conv_i($id));
 
-  while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
+  while (my $ref = $sth->fetchrow_hashref('NAME_lc')) {
 
     my $allocated = 0;
 
@@ -1137,11 +1251,11 @@ sub process_assembly {
     $ref->{qty} *= $totalqty;
 
     if ($ref->{assembly}) {
-      &process_assembly($dbh, $form, $ref->{parts_id}, $ref->{qty});
+      &process_assembly($dbh, $myconfig, $form, $ref->{parts_id}, $ref->{qty});
       next;
     } else {
       if ($ref->{inventory_accno_id}) {
-        $allocated = &cogs($dbh, $form, $ref->{parts_id}, $ref->{qty});
+        $allocated = &cogs($dbh, $myconfig, $form, $ref->{parts_id}, $ref->{qty});
       }
     }
 
@@ -1149,7 +1263,7 @@ sub process_assembly {
     $query =
       qq|INSERT INTO invoice (trans_id, description, parts_id, qty, sellprice, fxsellprice, allocated, assemblyitem, unit)
          VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)|;
-    @values = (conv_i($form->{id}), $ref->{description}, conv_i($ref->{parts_id}), $ref->{qty}, 0, 0, $allocated, 't', $ref->{unit});
+    my @values = (conv_i($form->{id}), $ref->{description}, conv_i($ref->{parts_id}), $ref->{qty}, 0, 0, $allocated, 't', $ref->{unit});
     do_query($form, $dbh, $query, @values);
 
   }
@@ -1162,12 +1276,18 @@ sub process_assembly {
 sub cogs {
   $main::lxdebug->enter_sub();
 
-  my ($dbh, $form, $id, $totalqty, $basefactor, $row) = @_;
+  # adjust allocated in table invoice according to FIFO princicple
+  # for a certain part with part_id $id
+
+  my ($dbh, $myconfig, $form, $id, $totalqty, $basefactor, $row) = @_;
+
+  $basefactor ||= 1;
+
   $form->{taxzone_id} *=1;
   my $transdate  = $form->{invdate} ? $dbh->quote($form->{invdate}) : "current_date";
   my $taxzone_id = $form->{"taxzone_id"} * 1;
   my $query =
-    qq|SELECT i.id, i.trans_id, i.base_qty, i.allocated, i.sellprice,
+    qq|SELECT i.id, i.trans_id, i.base_qty, i.allocated, i.sellprice, i.price_factor,
          c1.accno AS inventory_accno, c1.new_chart_id AS inventory_new_chart, date($transdate) - c1.valid_from AS inventory_valid,
          c2.accno AS    income_accno, c2.new_chart_id AS    income_new_chart, date($transdate) - c2.valid_from AS    income_valid,
          c3.accno AS   expense_accno, c3.new_chart_id AS   expense_new_chart, date($transdate) - c3.valid_from AS   expense_valid
@@ -1184,25 +1304,52 @@ sub cogs {
   my $allocated = 0;
   my $qty;
 
-  while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
+# all invoice entries of an example part:
+
+# id | trans_id | base_qty | allocated | sellprice | inventory_accno | income_accno | expense_accno
+# ---+----------+----------+-----------+-----------+-----------------+--------------+---------------
+#  4 |        4 |       -5 |         5 |  20.00000 | 1140            | 4400         | 5400     bought 5 for 20
+#  5 |        5 |        4 |        -4 |  50.00000 | 1140            | 4400         | 5400     sold   4 for 50
+#  6 |        6 |        1 |        -1 |  50.00000 | 1140            | 4400         | 5400     sold   1 for 50
+#  7 |        7 |       -5 |         1 |  20.00000 | 1140            | 4400         | 5400     bought 5 for 20
+#  8 |        8 |        1 |        -1 |  50.00000 | 1140            | 4400         | 5400     sold   1 for 50
+
+# AND ((i.base_qty + i.allocated) < 0) filters out all but line with id=7, elsewhere i.base_qty + i.allocated has already reached 0
+# and all parts have been allocated
+
+# so transaction 8 only sees transaction 7 with unallocated parts and adjusts allocated for that transaction, before allocated was 0
+#  7 |        7 |       -5 |         1 |  20.00000 | 1140            | 4400         | 5400     bought 5 for 20
+
+# in this example there are still 4 unsold articles
+
+
+  # search all invoice entries for the part in question, adjusting "allocated"
+  # until the total number of sold parts has been reached
+
+  # ORDER BY trans_id ensures FIFO
+
+
+  while (my $ref = $sth->fetchrow_hashref('NAME_lc')) {
     if (($qty = (($ref->{base_qty} * -1) - $ref->{allocated})) > $totalqty) {
       $qty = $totalqty;
     }
 
+    # update allocated in invoice
     $form->update_balance($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) / $basefactor, 2);
+    my $linetotal = $form->round_amount(($ref->{sellprice} * $qty) / ( ($ref->{price_factor} || 1) * ( $basefactor || 1 )), 2);
 
-    if (!$main::eur) {
+    if ( $::instance_conf->get_inventory_system eq 'perpetual' ) {
+      # Bestandsmethode: when selling parts, deduct their purchase value from the inventory account
       $ref->{expense_accno} = ($form->{"expense_accno_$row"}) ? $form->{"expense_accno_$row"} : $ref->{expense_accno};
       # add to expense
-      $form->{amount}{ $form->{id} }{ $ref->{expense_accno} } += -$linetotal;
+      $form->{amount_cogs}{ $form->{id} }{ $ref->{expense_accno} } += -$linetotal;
       $form->{expense_inventory} .= " " . $ref->{expense_accno};
       $ref->{inventory_accno} = ($form->{"inventory_accno_$row"}) ? $form->{"inventory_accno_$row"} : $ref->{inventory_accno};
       # deduct inventory
-      $form->{amount}{ $form->{id} }{ $ref->{inventory_accno} } -= -$linetotal;
+      $form->{amount_cogs}{ $form->{id} }{ $ref->{inventory_accno} } -= -$linetotal;
       $form->{expense_inventory} .= " " . $ref->{inventory_accno};
     }
 
@@ -1232,7 +1379,7 @@ sub reverse_invoice {
        WHERE i.trans_id = ?|;
   my $sth = prepare_execute_query($form, $dbh, $query, conv_i($form->{"id"}));
 
-  while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
+  while (my $ref = $sth->fetchrow_hashref('NAME_lc')) {
 
     if ($ref->{inventory_accno_id}) {
       # de-allocated purchases
@@ -1243,8 +1390,8 @@ sub reverse_invoice {
            ORDER BY i.trans_id DESC|;
       my $sth2 = prepare_execute_query($form, $dbh, $query, conv_i($ref->{"parts_id"}));
 
-      while (my $inhref = $sth2->fetchrow_hashref(NAME_lc)) {
-        $qty = $ref->{qty};
+      while (my $inhref = $sth2->fetchrow_hashref('NAME_lc')) {
+        my $qty = $ref->{qty};
         if (($ref->{qty} - $inhref->{allocated}) > 0) {
           $qty = $inhref->{allocated};
         }
@@ -1261,17 +1408,9 @@ sub reverse_invoice {
   $sth->finish;
 
   # delete acc_trans
-  @values = (conv_i($form->{id}));
+  my @values = (conv_i($form->{id}));
   do_query($form, $dbh, qq|DELETE FROM acc_trans WHERE trans_id = ?|, @values);
   do_query($form, $dbh, qq|DELETE FROM invoice WHERE trans_id = ?|, @values);
-
-  if ($form->{lizenzen}) {
-    $query =
-      qq|DELETE FROM licenseinvoice
-         WHERE trans_id in (SELECT id FROM invoice WHERE trans_id = ?)|;
-    do_query($form, $dbh, $query, @values);
-  }
-
   do_query($form, $dbh, qq|DELETE FROM shipto WHERE (trans_id = ?) AND (module = 'AR')|, @values);
 
   $main::lxdebug->leave_sub();
@@ -1280,29 +1419,46 @@ sub reverse_invoice {
 sub delete_invoice {
   $main::lxdebug->enter_sub();
 
-  my ($self, $myconfig, $form, $spool) = @_;
+  my ($self, $myconfig, $form) = @_;
 
   # connect to database
-  my $dbh = $form->dbconnect_noauto($myconfig);
+  my $dbh = $form->get_standard_dbh;
+  $dbh->begin_work;
 
   &reverse_invoice($dbh, $form);
 
   my @values = (conv_i($form->{id}));
 
-  # delete AR record
-  do_query($form, $dbh, qq|DELETE FROM ar WHERE id = ?|, @values);
+  # Falls wir ein Storno haben, müssen zwei Felder in der stornierten Rechnung wieder
+  # zurückgesetzt werden. Vgl:
+  #  id | storno | storno_id |  paid   |  amount
+  #----+--------+-----------+---------+-----------
+  # 18 | f      |           | 0.00000 | 119.00000
+  # ZU:
+  # 18 | t      |           |  119.00000 |  119.00000
+  #
+  if($form->{storno}){
+    # storno_id auslesen und korrigieren
+    my ($invoice_id) = selectfirst_array_query($form, $dbh, qq|SELECT storno_id FROM ar WHERE id = ?|,@values);
+    do_query($form, $dbh, qq|UPDATE ar SET storno = 'f', paid = 0 WHERE id = ?|, $invoice_id);
+  }
 
   # delete spool files
   my @spoolfiles = selectall_array_query($form, $dbh, qq|SELECT spoolfile FROM status WHERE trans_id = ?|, @values);
 
-  # delete status entries
-  do_query($form, $dbh, qq|DELETE FROM status WHERE trans_id = ?|, @values);
+  my @queries = (
+    qq|DELETE FROM status WHERE trans_id = ?|,
+    qq|DELETE FROM periodic_invoices WHERE ar_id = ?|,
+    qq|DELETE FROM ar WHERE id = ?|,
+  );
+
+  map { do_query($form, $dbh, $_, @values) } @queries;
 
   my $rc = $dbh->commit;
-  $dbh->disconnect;
 
   if ($rc) {
-    map { unlink "$spool/$_" if -f "$spool/$_"; } @{ $spoolfiles };
+    my $spool = $::lx_office_conf{paths}->{spool};
+    map { unlink "$spool/$_" if -f "$spool/$_"; } @spoolfiles;
   }
 
   $main::lxdebug->leave_sub();
@@ -1316,11 +1472,11 @@ sub retrieve_invoice {
   my ($self, $myconfig, $form) = @_;
 
   # connect to database
-  my $dbh = $form->dbconnect_noauto($myconfig);
+  my $dbh = $form->get_standard_dbh;
 
   my ($sth, $ref, $query);
 
-  my $query_transdate = ", current_date AS invdate" if !$form->{id};
+  my $query_transdate = !$form->{id} ? ", current_date AS invdate" : '';
 
   $query =
     qq|SELECT
@@ -1340,6 +1496,8 @@ sub retrieve_invoice {
     my $id = conv_i($form->{id});
 
     # retrieve invoice
+    #erweiterung um das entsprechende feld lieferscheinnummer (a.donumber) in der html-maske anzuzeigen 12.02.2009 jb
+
     $query =
       qq|SELECT
            a.invnumber, a.ordnumber, a.quonumber, a.cusordnumber,
@@ -1349,7 +1507,7 @@ sub retrieve_invoice {
            a.duedate, a.taxincluded, a.curr AS currency, a.shipto_id, a.cp_id,
            a.employee_id, a.salesman_id, a.payment_id,
            a.language_id, a.delivery_customer_id, a.delivery_vendor_id, a.type,
-           a.transaction_description,
+           a.transaction_description, a.donumber, a.invnumber_for_credit_note,
            a.marge_total, a.marge_percent,
            e.name AS employee
          FROM ar a
@@ -1358,6 +1516,8 @@ sub retrieve_invoice {
     $ref = selectfirst_hashref_query($form, $dbh, $query, $id);
     map { $form->{$_} = $ref->{$_} } keys %{ $ref };
 
+    # remove any trailing whitespace
+    $form->{currency} =~ s/\s*$//;
 
     $form->{exchangerate} = $form->get_exchangerate($dbh, $form->{currency}, $form->{invdate}, "buy");
 
@@ -1376,7 +1536,7 @@ sub retrieve_invoice {
     $query = qq|SELECT printed, emailed, spoolfile, formname FROM status WHERE trans_id = ?|;
     $sth = prepare_execute_query($form, $dbh, $query, $id);
 
-    while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
+    while ($ref = $sth->fetchrow_hashref('NAME_lc')) {
       $form->{printed} .= "$ref->{formname} " if $ref->{printed};
       $form->{emailed} .= "$ref->{formname} " if $ref->{emailed};
       $form->{queued} .= "$ref->{formname} $ref->{spoolfile} " if $ref->{spoolfile};
@@ -1387,7 +1547,7 @@ sub retrieve_invoice {
     my $transdate = $form->{deliverydate} ? $dbh->quote($form->{deliverydate})
                   : $form->{invdate}      ? $dbh->quote($form->{invdate})
                   :                         "current_date";
-     
+
 
     my $taxzone_id = $form->{taxzone_id} *= 1;
     $taxzone_id = 0 if (0 > $taxzone_id) || (3 < $taxzone_id);
@@ -1399,10 +1559,11 @@ sub retrieve_invoice {
            c2.accno AS income_accno,    c2.new_chart_id AS income_new_chart,    date($transdate) - c2.valid_from as income_valid,
            c3.accno AS expense_accno,   c3.new_chart_id AS expense_new_chart,   date($transdate) - c3.valid_from AS expense_valid,
 
+           i.id AS invoice_id,
            i.description, i.longdescription, i.qty, i.fxsellprice AS sellprice, i.discount, i.parts_id AS id, i.unit, i.deliverydate AS reqdate,
            i.project_id, i.serialnumber, i.id AS invoice_pos, i.pricegroup_id, i.ordnumber, i.transdate, i.cusordnumber, i.subtotal, i.lastcost,
            i.price_factor_id, i.price_factor, i.marge_price_factor,
-           p.partnumber, p.assembly, p.bin, p.notes AS partnotes, p.inventory_accno_id AS part_inventory_accno_id, p.formel,
+           p.partnumber, p.assembly, p.bin, p.notes AS partnotes, p.inventory_accno_id AS part_inventory_accno_id, p.formel, p.listprice,
            pr.projectnumber, pg.partsgroup, prg.pricegroup
 
          FROM invoice i
@@ -1419,7 +1580,16 @@ sub retrieve_invoice {
 
     $sth = prepare_execute_query($form, $dbh, $query, $id);
 
-    while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
+    while (my $ref = $sth->fetchrow_hashref('NAME_lc')) {
+      # Retrieve custom variables.
+      my $cvars = CVar->get_custom_variables(dbh        => $dbh,
+                                             module     => 'IC',
+                                             sub_module => 'invoice',
+                                             trans_id   => $ref->{invoice_id},
+                                            );
+      map { $ref->{"ic_cvar_$_->{name}"} = $_->{value} } @{ $cvars };
+      delete $ref->{invoice_id};
+
       map({ delete($ref->{$_}); } qw(inventory_accno inventory_new_chart inventory_valid)) if !$ref->{"part_inventory_accno_id"};
       delete($ref->{"part_inventory_accno_id"});
 
@@ -1437,14 +1607,14 @@ sub retrieve_invoice {
            LEFT JOIN chart c ON (c.id = t.chart_id)
            WHERE t.id IN
              (SELECT tk.tax_id FROM taxkeys tk
-              WHERE tk.chart_id = (SELECT id FROM chart WHERE accno = ?) 
+              WHERE tk.chart_id = (SELECT id FROM chart WHERE accno = ?)
                 AND startdate <= date($transdate)
               ORDER BY startdate DESC LIMIT 1)
            ORDER BY c.accno|;
       my $stw = prepare_execute_query($form, $dbh, $query, $accno_id);
       $ref->{taxaccounts} = "";
       my $i=0;
-      while ($ptr = $stw->fetchrow_hashref(NAME_lc)) {
+      while (my $ptr = $stw->fetchrow_hashref('NAME_lc')) {
 
         if (($ptr->{accno} eq "") && ($ptr->{rate} == 0)) {
           $i++;
@@ -1461,12 +1631,6 @@ sub retrieve_invoice {
 
       }
 
-      if ($form->{lizenzen}) {
-        $query = qq|SELECT l.licensenumber, l.id AS licenseid FROM license l, licenseinvoice li WHERE l.id = li.license_id AND li.trans_id = ?|;
-        my ($licensenumber, $licenseid) = selectrow_query($form, $dbh, $query, conv_i($ref->{invoice_pos}));
-        $ref->{lizenzen} = "<option value=\"$licenseid\">$licensenumber</option>";
-      }
-
       $ref->{qty} *= -1 if $form->{type} eq "credit_note";
 
       chop $ref->{taxaccounts};
@@ -1475,11 +1639,10 @@ sub retrieve_invoice {
     }
     $sth->finish;
 
-    Common::webdav_folder($form) if ($main::webdav);
+    Common::webdav_folder($form);
   }
 
   my $rc = $dbh->commit;
-  $dbh->disconnect;
 
   $main::lxdebug->leave_sub();
 
@@ -1492,7 +1655,7 @@ sub get_customer {
   my ($self, $myconfig, $form) = @_;
 
   # connect to database
-  my $dbh = $form->dbconnect($myconfig);
+  my $dbh = $form->get_standard_dbh;
 
   my $dateformat = $myconfig->{dateformat};
   $dateformat .= "yy" if $myconfig->{dateformat} !~ /^y/;
@@ -1517,10 +1680,11 @@ sub get_customer {
   # get customer
   $query =
     qq|SELECT
-         c.name AS customer, c.discount, c.creditlimit, c.terms,
+         c.id AS customer_id, c.name AS customer, c.discount as customer_discount, c.creditlimit, c.terms,
          c.email, c.cc, c.bcc, c.language_id, c.payment_id,
          c.street, c.zipcode, c.city, c.country,
-         c.notes AS intnotes, c.klass as customer_klass, c.taxzone_id, c.salesman_id,
+         c.notes AS intnotes, c.klass as customer_klass, c.taxzone_id, c.salesman_id, c.curr,
+         c.taxincluded_checked,
          $duedate + COALESCE(pt.terms_netto, 0) AS duedate,
          b.discount AS tradediscount, b.description AS business
        FROM customer c
@@ -1529,8 +1693,17 @@ sub get_customer {
        WHERE c.id = ?|;
   push @values, $cid;
   $ref = selectfirst_hashref_query($form, $dbh, $query, @values);
+
+  delete $ref->{salesman_id} if !$ref->{salesman_id};
+
   map { $form->{$_} = $ref->{$_} } keys %$ref;
 
+  # remove any trailing whitespace
+  $form->{curr} =~ s/\s*$//;
+
+  # use customer currency if not empty
+  $form->{currency} = $form->{curr} if $form->{curr};
+
   $query =
     qq|SELECT sum(amount - paid) AS dunning_amount
        FROM ar
@@ -1564,7 +1737,7 @@ sub get_customer {
        WHERE o.customer_id = ?
          AND o.quotation = '0'
          AND o.closed = '0'|;
-  $sth = prepare_execute_query($form, $dbh, $query, $cid);
+  my $sth = prepare_execute_query($form, $dbh, $query, $cid);
 
   while (my ($amount, $exch) = $sth->fetchrow_array) {
     $exch = 1 unless $exch;
@@ -1598,7 +1771,7 @@ sub get_customer {
     $sth = prepare_execute_query($form, $dbh, $query, $cid, $cid);
 
     my $i = 0;
-    while ($ref = $sth->fetchrow_hashref(NAME_lc)) {
+    while ($ref = $sth->fetchrow_hashref('NAME_lc')) {
       if ($ref->{category} eq 'I') {
         $i++;
         $form->{"AR_amount_$i"} = "$ref->{accno}--$ref->{description}";
@@ -1625,8 +1798,6 @@ sub get_customer {
     $form->{rowcount} = $i if ($i && !$form->{type});
   }
 
-  $dbh->disconnect;
-
   $main::lxdebug->leave_sub();
 }
 
@@ -1636,20 +1807,32 @@ sub retrieve_item {
   my ($self, $myconfig, $form) = @_;
 
   # connect to database
-  my $dbh = $form->dbconnect($myconfig);
+  my $dbh = $form->get_standard_dbh;
 
   my $i = $form->{rowcount};
 
   my $where = qq|NOT p.obsolete = '1'|;
   my @values;
 
-  foreach my $column (qw(p.partnumber p.description pgpartsgroup)) {
+  foreach my $column (qw(p.partnumber p.description pgpartsgroup )) {
     my ($table, $field) = split m/\./, $column;
     next if !$form->{"${field}_${i}"};
     $where .= qq| AND lower(${column}) ILIKE ?|;
     push @values, '%' . $form->{"${field}_${i}"} . '%';
   }
 
+  #Es soll auch nach EAN gesucht werden, ohne Einschränkung durch Beschreibung
+  if ($form->{"partnumber_$i"} && !$form->{"description_$i"}) {
+    $where .= qq| OR (NOT p.obsolete = '1' AND p.ean = ? )|;
+    push @values, $form->{"partnumber_$i"};
+  }
+
+  # Search for part ID overrides all other criteria.
+  if ($form->{"id_${i}"}) {
+    $where  = qq|p.id = ?|;
+    @values = ($form->{"id_${i}"});
+  }
+
   if ($form->{"description_$i"}) {
     $where .= qq| ORDER BY p.description|;
   } else {
@@ -1715,7 +1898,20 @@ sub retrieve_item {
        WHERE $where|;
   my $sth = prepare_execute_query($form, $dbh, $query, @values);
 
-  while (my $ref = $sth->fetchrow_hashref(NAME_lc)) {
+  my @translation_queries = ( [ qq|SELECT tr.translation, tr.longdescription
+                                   FROM translation tr
+                                   WHERE tr.language_id = ? AND tr.parts_id = ?| ],
+                              [ qq|SELECT tr.translation, tr.longdescription
+                                   FROM translation tr
+                                   WHERE tr.language_id IN
+                                     (SELECT id
+                                      FROM language
+                                      WHERE article_code = (SELECT article_code FROM language WHERE id = ?))
+                                     AND tr.parts_id = ?
+                                   LIMIT 1| ] );
+  map { push @{ $_ }, prepare_query($form, $dbh, $_->[0]) } @translation_queries;
+
+  while (my $ref = $sth->fetchrow_hashref('NAME_lc')) {
 
     # In der Buchungsgruppe ist immer ein Bestandskonto verknuepft, auch wenn
     # es sich um eine Dienstleistung handelt. Bei Dienstleistungen muss das
@@ -1743,7 +1939,7 @@ sub retrieve_item {
     }
 
     # get tax rates and description
-    $accno_id = ($form->{vc} eq "customer") ? $ref->{income_accno} : $ref->{expense_accno};
+    my $accno_id = ($form->{vc} eq "customer") ? $ref->{income_accno} : $ref->{expense_accno};
     $query =
       qq|SELECT c.accno, t.taxdescription, t.rate, t.taxnumber
          FROM tax t
@@ -1757,14 +1953,14 @@ sub retrieve_item {
             LIMIT 1)
          ORDER BY c.accno|;
     @values = ($accno_id, $transdate eq "current_date" ? "now" : $transdate);
-    $stw = $dbh->prepare($query);
+    my $stw = $dbh->prepare($query);
     $stw->execute(@values) || $form->dberror($query);
 
     $ref->{taxaccounts} = "";
     my $i = 0;
-    while ($ptr = $stw->fetchrow_hashref(NAME_lc)) {
+    while (my $ptr = $stw->fetchrow_hashref('NAME_lc')) {
 
-      #    if ($customertax{$ref->{accno}}) {
+      #    if ($customertax{$ref->{accno}})
       if (($ptr->{accno} eq "") && ($ptr->{rate} == 0)) {
         $i++;
         $ptr->{accno} = $i;
@@ -1782,56 +1978,33 @@ sub retrieve_item {
 
     $stw->finish;
     chop $ref->{taxaccounts};
+
     if ($form->{language_id}) {
-      $query =
-        qq|SELECT tr.translation, tr.longdescription
-           FROM translation tr
-           WHERE tr.language_id = ? AND tr.parts_id = ?|;
-      @values = (conv_i($form->{language_id}), conv_i($ref->{id}));
-      my ($translation, $longdescription) = selectrow_query($form, $dbh, $query, @values);
-      if ($translation ne "") {
+      for my $spec (@translation_queries) {
+        do_statement($form, $spec->[1], $spec->[0], conv_i($form->{language_id}), conv_i($ref->{id}));
+        my ($translation, $longdescription) = $spec->[1]->fetchrow_array;
+        next unless $translation;
         $ref->{description} = $translation;
         $ref->{longdescription} = $longdescription;
-
-      } else {
-        $query =
-          qq|SELECT tr.translation, tr.longdescription
-             FROM translation tr
-             WHERE tr.language_id IN
-               (SELECT id
-                FROM language
-                WHERE article_code = (SELECT article_code FROM language WHERE id = ?))
-               AND tr.parts_id = ?
-             LIMIT 1|;
-        @values = (conv_i($form->{language_id}), conv_i($ref->{id}));
-        my ($translation, $longdescription) = selectrow_query($form, $dbh, $query, @values);
-        if ($translation ne "") {
-          $ref->{description} = $translation;
-          $ref->{longdescription} = $longdescription;
-        }
+        last;
       }
     }
 
     $ref->{onhand} *= 1;
 
     push @{ $form->{item_list} }, $ref;
-
-    if ($form->{lizenzen}) {
-      if ($ref->{inventory_accno} > 0) {
-        $query =
-          qq|SELECT l.*
-             FROM license l
-             WHERE l.parts_id = ? AND NOT l.id IN (SELECT li.license_id FROM licenseinvoice li)|;
-        my $stw = prepare_execute_query($form, $dbh, $query, conv_i($ref->{id}));
-        while (my $ptr = $stw->fetchrow_hashref(NAME_lc)) {
-          push @{ $form->{LIZENZEN}{ $ref->{id} } }, $ptr;
-        }
-        $stw->finish;
-      }
-    }
   }
   $sth->finish;
-  $dbh->disconnect;
+  $_->[1]->finish for @translation_queries;
+
+  foreach my $item (@{ $form->{item_list} }) {
+    my $custom_variables = CVar->get_custom_variables(module   => 'IC',
+                                                      trans_id => $item->{id},
+                                                      dbh      => $dbh,
+                                                     );
+
+    map { $item->{"ic_cvar_" . $_->{name} } = $_->{value} } @{ $custom_variables };
+  }
 
   $main::lxdebug->leave_sub();
 }
@@ -1848,7 +2021,7 @@ sub get_pricegroups_for_parts {
 
   my ($self, $myconfig, $form) = @_;
 
-  my $dbh = $form->dbconnect($myconfig);
+  my $dbh = $form->get_standard_dbh;
 
   $form->{"PRICES"} = {};
 
@@ -1861,19 +2034,21 @@ sub get_pricegroups_for_parts {
     $id = $form->{"id_$i"};
 
     if (!($form->{"id_$i"}) and $form->{"new_id_$i"}) {
-
       $id = $form->{"new_id_$i"};
     }
 
-    ($price, $selectedpricegroup_id) = split(/--/,
-      $form->{"sellprice_pg_$i"});
+    my ($price, $selectedpricegroup_id) = split(/--/, $form->{"sellprice_pg_$i"});
+
+    my $pricegroup_old = $form->{"pricegroup_old_$i"};
 
-    $pricegroup_old = $form->{"pricegroup_old_$i"};
+    # sellprice has format 13,0000 or 0,00000,  can't check for 0 numerically
+    my $sellprice = $form->{"sellprice_$i"};
+    my $pricegroup_id = $form->{"pricegroup_id_$i"};
     $form->{"new_pricegroup_$i"} = $selectedpricegroup_id;
     $form->{"old_pricegroup_$i"} = $pricegroup_old;
 
-    $price_new = $form->{"price_new_$i"};
-    $price_old = $form->{"price_old_$i"};
+    my $price_new = $form->{"price_new_$i"};
+    my $price_old = $form->{"price_old_$i"};
 
     if (!$form->{"unit_old_$i"}) {
       # Neue Ware aus der Datenbank. In diesem Fall ist unit_$i die
@@ -1909,81 +2084,102 @@ sub get_pricegroups_for_parts {
       $form->{"basefactor_$i"} = 1;
     }
 
-    $query =
-      qq|SELECT
+    my $query =
+       qq|SELECT
+            0 as pricegroup_id,
+            sellprice AS default_sellprice,
+            '' AS pricegroup,
+            sellprice AS price,
+            'selected' AS selected
+          FROM parts
+          WHERE id = ?
+          UNION ALL
+          SELECT
            pricegroup_id,
-           (SELECT p.sellprice FROM parts p WHERE p.id = ?) AS default_sellprice,
-           (SELECT pg.pricegroup FROM pricegroup pg WHERE id = pricegroup_id) AS pricegroup,
+           parts.sellprice AS default_sellprice,
+           pricegroup.pricegroup,
            price,
            '' AS selected
           FROM prices
+          LEFT JOIN parts ON parts.id = parts_id
+          LEFT JOIN pricegroup ON pricegroup.id = pricegroup_id
           WHERE parts_id = ?
-
-          UNION
-
-          SELECT
-            0 as pricegroup_id,
-            (SELECT sellprice FROM parts WHERE id = ?) AS default_sellprice,
-            '' AS pricegroup,
-            (SELECT DISTINCT sellprice FROM parts where id = ?) AS price,
-            'selected' AS selected
-          FROM prices
-
           ORDER BY pricegroup|;
-    @values = (conv_i($id), conv_i($id), conv_i($id), conv_i($id));
+    my @values = (conv_i($id), conv_i($id));
     my $pkq = prepare_execute_query($form, $dbh, $query, @values);
 
-    while ($pkr = $pkq->fetchrow_hashref(NAME_lc)) {
+    while (my $pkr = $pkq->fetchrow_hashref('NAME_lc')) {
       $pkr->{id}       = $id;
       $pkr->{selected} = '';
 
       # if there is an exchange rate change price
       if (($form->{exchangerate} * 1) != 0) {
-
         $pkr->{price} /= $form->{exchangerate};
       }
 
       $pkr->{price} *= $form->{"basefactor_$i"};
-
       $pkr->{price} *= $basefactor;
-
+      $pkr->{price_ufmt} = $pkr->{price};
       $pkr->{price} = $form->format_amount($myconfig, $pkr->{price}, 5);
 
-      if ($selectedpricegroup_id eq undef) {
-        if ($pkr->{pricegroup_id} eq $form->{customer_klass}) {
+      if (!defined $selectedpricegroup_id) {
+        # new entries in article list, either old invoice was loaded (edit) or a new article was added
+        # Case A: open old invoice, no pricegroup selected
+        # Case B: add new article to invoice, no pricegroup selected
 
-          $pkr->{selected}  = ' selected';
+        # to distinguish case A and B the variable pricegroup_id_$i is used
+        # for new articles this variable isn't defined, for loaded articles it is
+        # sellprice can't be used, as it already has 0,00 set
 
+        if ($pkr->{pricegroup_id} eq $form->{"pricegroup_id_$i"} and defined $form->{"pricegroup_id_$i"}) {
+          # Case A
+          $pkr->{selected}  = ' selected';
+        } elsif ($pkr->{pricegroup_id} eq $form->{customer_klass}
+                 and not defined $form->{"pricegroup_id_$i"}
+                 and $pkr->{price_ufmt} != 0    # only use customer pricegroup price if it has a value, else use default_sellprice
+                                                # for the case where pricegroup prices haven't been set
+                ) {
+          # Case B: use default pricegroup of customer
+
+          $pkr->{selected}  = ' selected'; # unless $form->{selected};
           # no customer pricesgroup set
-          if ($pkr->{price} == $pkr->{default_sellprice}) {
+          if ($pkr->{price_ufmt} == $pkr->{default_sellprice}) {
 
             $pkr->{price} = $form->{"sellprice_$i"};
 
           } else {
 
+# this sub should not set anything and only return. --sschoeling, 20090506
+# is this correct? put in again... -- grichardson 20110119
             $form->{"sellprice_$i"} = $pkr->{price};
           }
 
-        } elsif ($pkr->{price} == $pkr->{default_sellprice}) {
+        } elsif ($pkr->{price_ufmt} == $pkr->{default_sellprice} and $pkr->{default_sellprice} != 0) {
           $pkr->{price}    = $form->{"sellprice_$i"};
           $pkr->{selected} = ' selected';
         }
       }
 
+      # existing article: pricegroup or price changed
       if ($selectedpricegroup_id or $selectedpricegroup_id == 0) {
         if ($selectedpricegroup_id ne $pricegroup_old) {
+          # pricegroup has changed
           if ($pkr->{pricegroup_id} eq $selectedpricegroup_id) {
             $pkr->{selected}  = ' selected';
           }
-        } elsif (($price_new != $form->{"sellprice_$i"}) and ($price_new ne 0)) {
+        } elsif ( ($form->parse_amount($myconfig, $price_new)
+                 != $form->parse_amount($myconfig, $form->{"sellprice_$i"}))
+                  and ($price_new ne 0) and defined $price_new) {
+          # sellprice has changed
+          # when loading existing invoices $price_new is NULL
           if ($pkr->{pricegroup_id} == 0) {
             $pkr->{price}     = $form->{"sellprice_$i"};
             $pkr->{selected}  = ' selected';
           }
         } elsif ($pkr->{pricegroup_id} eq $selectedpricegroup_id) {
+          # neither sellprice nor pricegroup changed
           $pkr->{selected}  = ' selected';
-          if (    ($pkr->{pricegroup_id} == 0)
-              and ($pkr->{price} == $form->{"sellprice_$i"})) {
+          if (    ($pkr->{pricegroup_id} == 0) and ($pkr->{price} == $form->{"sellprice_$i"})) {
             # $pkr->{price}                         = $form->{"sellprice_$i"};
           } else {
             $pkr->{price} = $form->{"sellprice_$i"};
@@ -2000,8 +2196,6 @@ sub get_pricegroups_for_parts {
     $pkq->finish;
   }
 
-  $dbh->disconnect;
-
   $main::lxdebug->leave_sub();
 }
 
@@ -2016,13 +2210,11 @@ sub has_storno {
   # ToDO: die when this happens and throw an error
   $main::lxdebug->leave_sub() and return 0 if ($table =~ /\W/);
 
-  my $dbh = $form->dbconnect($myconfig);
+  my $dbh = $form->get_standard_dbh;
 
   my $query = qq|SELECT storno FROM $table WHERE storno_id = ?|;
   my ($result) = selectrow_query($form, $dbh, $query, $form->{id});
 
-  $dbh->disconnect();
-
   $main::lxdebug->leave_sub();
 
   return $result;
@@ -2039,12 +2231,25 @@ sub is_storno {
   # ToDO: die when this happens and throw an error
   $main::lxdebug->leave_sub() and return 0 if ($table =~ /\W/);
 
-  my $dbh = $form->dbconnect($myconfig);
+  my $dbh = $form->get_standard_dbh;
 
   my $query = qq|SELECT storno FROM $table WHERE id = ?|;
   my ($result) = selectrow_query($form, $dbh, $query, $id);
 
-  $dbh->disconnect();
+  $main::lxdebug->leave_sub();
+
+  return $result;
+}
+
+sub get_standard_accno_current_assets {
+  $main::lxdebug->enter_sub();
+
+  my ($self, $myconfig, $form) = @_;
+
+  my $dbh = $form->get_standard_dbh;
+
+  my $query = qq| SELECT accno FROM chart WHERE id = (SELECT ar_paid_accno_id FROM defaults)|;
+  my ($result) = selectrow_query($form, $dbh, $query);
 
   $main::lxdebug->leave_sub();