X-Git-Url: http://wagnertech.de/gitweb/gitweb.cgi/mfinanz.git/blobdiff_plain/d319704a66e9be64da837ccea10af6774c2b0838..fbcd5580:/bin/mozilla/ap.pl

diff --git a/bin/mozilla/ap.pl b/bin/mozilla/ap.pl
index 77e9d368c..23d1b0a5c 100644
--- a/bin/mozilla/ap.pl
+++ b/bin/mozilla/ap.pl
@@ -24,18 +24,37 @@
 # 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.
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+# MA 02110-1335, USA.
 #======================================================================
 #
 # Accounts Payables
 #
 #======================================================================
 
+use POSIX qw(strftime);
+use List::Util qw(first max sum);
+use List::UtilsBy qw(sort_by);
+
 use SL::AP;
+use SL::FU;
+use SL::GL;
+use SL::Helper::Flash qw(flash);
 use SL::IR;
-use SL::PE;
+use SL::IS;
+use SL::ReportGenerator;
+use SL::DB::Currency;
+use SL::DB::Default;
+use SL::DB::PurchaseInvoice;
+use SL::DB::RecordTemplate;
+use SL::DB::Tax;
+use SL::Webdav;
+use SL::Locale::String qw(t8);
+
+require "bin/mozilla/common.pl";
+require "bin/mozilla/reportgenerator.pl";
 
-require "$form->{path}/arap.pl";
+use strict;
 
 1;
 
@@ -69,770 +88,563 @@ require "$form->{path}/arap.pl";
 # $locale->text('Nov')
 # $locale->text('Dec')
 
+sub load_record_template {
+  $::auth->assert('ap_transactions');
+
+  # Load existing template and verify that its one for this module.
+  my $template = SL::DB::RecordTemplate
+    ->new(id => $::form->{id})
+    ->load(
+      with_object => [ qw(customer payment currency record_items record_items.chart) ],
+    );
+
+  die "invalid template type" unless $template->template_type eq 'ap_transaction';
+
+  $template->substitute_variables;
+
+  # Clean the current $::form before rebuilding it from the template.
+  delete @{ $::form }{ grep { !m{^(?:script|login)$}i } keys %{ $::form } };
+
+  # Fill $::form from the template.
+  my $today                   = DateTime->today_local;
+  $::form->{title}            = "Add";
+  $::form->{currency}         = $template->currency->name;
+  $::form->{direct_debit}     = $template->direct_debit;
+  $::form->{globalproject_id} = $template->project_id;
+  $::form->{AP_chart_id}      = $template->ar_ap_chart_id;
+  $::form->{transdate}        = $today->to_kivitendo;
+  $::form->{duedate}          = $today->to_kivitendo;
+  $::form->{rowcount}         = @{ $template->items };
+  $::form->{paidaccounts}     = 1;
+  $::form->{$_}               = $template->$_ for qw(department_id ordnumber taxincluded notes);
+
+  if ($template->vendor) {
+    $::form->{vendor_id} = $template->vendor_id;
+    $::form->{vendor}    = $template->vendor->name;
+    $::form->{duedate}     = $template->vendor->payment->calc_date(reference_date => $today)->to_kivitendo if $template->vendor->payment;
+  }
+
+  my $row = 0;
+  foreach my $item (@{ $template->items }) {
+    $row++;
+
+    my $active_taxkey = $item->chart->get_active_taxkey;
+    my $taxes         = SL::DB::Manager::Tax->get_all(
+      where   => [ chart_categories => { like => '%' . $item->chart->category . '%' }],
+      sort_by => 'taxkey, rate',
+    );
+
+    my $tax   = first { $item->tax_id          == $_->id } @{ $taxes };
+    $tax    //= first { $active_taxkey->tax_id == $_->id } @{ $taxes };
+    $tax    //= $taxes->[0];
+
+    if (!$tax) {
+      $row--;
+      next;
+    }
+
+    $::form->{"AP_amount_chart_id_${row}"}          = $item->chart_id;
+    $::form->{"previous_AP_amount_chart_id_${row}"} = $item->chart_id;
+    $::form->{"amount_${row}"}                      = $::form->format_amount(\%::myconfig, $item->amount1, 2);
+    $::form->{"taxchart_${row}"}                    = $item->tax_id . '--' . $tax->rate;
+    $::form->{"project_id_${row}"}                  = $item->project_id;
+  }
+
+  flash('info', $::locale->text("The record template '#1' has been loaded.", $template->template_name));
+
+  update(
+    keep_rows_without_amount => 1,
+    dont_add_new_row         => 1,
+  );
+}
+
+sub save_record_template {
+  $::auth->assert('ap_transactions');
+
+  my $template = $::form->{record_template_id} ? SL::DB::RecordTemplate->new(id => $::form->{record_template_id})->load : SL::DB::RecordTemplate->new;
+  my $js       = SL::ClientJS->new(controller => SL::Controller::Base->new);
+  my $new_name = $template->template_name_to_use($::form->{record_template_new_template_name});
+
+  $js->dialog->close('#record_template_dialog');
+
+  my @items = grep {
+    $_->{chart_id} && (($_->{tax_id} // '') ne '')
+  } map {
+    +{ chart_id   => $::form->{"AP_amount_chart_id_${_}"},
+       amount1    => $::form->parse_amount(\%::myconfig, $::form->{"amount_${_}"}),
+       tax_id     => (split m{--}, $::form->{"taxchart_${_}"})[0],
+       project_id => $::form->{"project_id_${_}"} || undef,
+     }
+  } (1..($::form->{rowcount} || 1));
+
+  $template->assign_attributes(
+    template_type  => 'ap_transaction',
+    template_name  => $new_name,
+
+    currency_id    => SL::DB::Manager::Currency->find_by(name => $::form->{currency})->id,
+    ar_ap_chart_id => $::form->{AP_chart_id}      || undef,
+    vendor_id      => $::form->{vendor_id}        || undef,
+    department_id  => $::form->{department_id}    || undef,
+    project_id     => $::form->{globalproject_id} || undef,
+    taxincluded    => $::form->{taxincluded}  ? 1 : 0,
+    direct_debit   => $::form->{direct_debit} ? 1 : 0,
+    ordnumber      => $::form->{ordnumber},
+    notes          => $::form->{notes},
+
+    items          => \@items,
+  );
+
+  eval {
+    $template->save;
+    1;
+  } or do {
+    return $js
+      ->flash('error', $::locale->text("Saving the record template '#1' failed.", $new_name))
+      ->render;
+  };
+
+  return $js
+    ->flash('info', $::locale->text("The record template '#1' has been saved.", $new_name))
+    ->render;
+}
+
 sub add {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
+
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+
+  $main::auth->assert('ap_transactions');
 
   $form->{title} = "Add";
 
-  $form->{callback} =
-    "$form->{script}?action=add&path=$form->{path}&login=$form->{login}&password=$form->{password}"
-    unless $form->{callback};
+  $form->{callback} = "ap.pl?action=add" unless $form->{callback};
+
+  AP->get_transdate(\%myconfig, $form);
+  $form->{initial_transdate} = $form->{transdate};
+  create_links(dont_save => 1);
+  $form->{transdate} = $form->{initial_transdate};
+
+  if ($form->{vendor_id}) {
+    my $last_used_ap_chart = SL::DB::Vendor->load_cached($form->{vendor_id})->last_used_ap_chart;
+    $form->{"AP_amount_chart_id_1"} = $last_used_ap_chart->id if $last_used_ap_chart;
+  }
 
-  &create_links;
   &display_form;
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
 sub edit {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
+
+  my $form     = $main::form;
+
+  $main::auth->assert('ap_transactions');
 
   $form->{title} = "Edit";
 
-  &create_links;
+  create_links();
   &display_form;
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
 sub display_form {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
 
+  my $form     = $main::form;
+
+  $main::auth->assert('ap_transactions');
+
+  # get all files stored in the webdav folder
+  if ($form->{invnumber} && $::instance_conf->get_webdav) {
+    my $webdav = SL::Webdav->new(
+      type     => 'accounts_payable',
+      number   => $form->{invnumber},
+    );
+    my $webdav_path = $webdav->webdav_path;
+    my @all_objects = $webdav->get_all_objects;
+    @{ $form->{WEBDAV} } = map { { name => $_->filename,
+                                   type => t8('File'),
+                                   link => File::Spec->catfile($_->full_filedescriptor),
+                               } } @all_objects;
+  }
   &form_header;
   &form_footer;
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
 sub create_links {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
+
+  my %params   = @_;
+
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+
+  $main::auth->assert('ap_transactions');
 
   $form->create_links("AP", \%myconfig, "vendor");
-  $taxincluded = $form->{taxincluded};
-  $duedate     = $form->{duedate};
+  my %saved;
+  if (!$params{dont_save}) {
+    %saved = map { ($_ => $form->{$_}) } qw(direct_debit taxincluded);
+    $saved{duedate} = $form->{duedate} if $form->{duedate};
+    $saved{currency} = $form->{currency} if $form->{currency};
+    $saved{taxincluded} = $form->{taxincluded} if $form->{taxincluded};
+  }
 
   IR->get_vendor(\%myconfig, \%$form);
 
-  $form->{duedate}   = $duedate if $duedate;
-  $form->{oldvendor} = "$form->{vendor}--$form->{vendor_id}";
+  $form->{$_}        = $saved{$_} for keys %saved;
+  $form->{rowcount}  = 1;
+  $form->{AP_chart_id} = $form->{acc_trans} && $form->{acc_trans}->{AP} ? $form->{acc_trans}->{AP}->[0]->{chart_id} : $form->{AP_links}->{AP}->[0]->{chart_id};
 
   # build the popup menus
   $form->{taxincluded} = ($form->{id}) ? $form->{taxincluded} : "checked";
 
-  map {
-    $tax .=
-      qq|<option value=\"$_->{taxkey}--$_->{rate}\">$_->{taxdescription}  |
-      . ($_->{rate} * 100) . qq| %|
-  } @{ $form->{TAX} };
-  $form->{taxchart}       = $tax;
-  $form->{selecttaxchart} = $tax;
-
   # currencies
-  @curr = split /:/, $form->{currencies};
-  chomp $curr[0];
-  $form->{defaultcurrency} = $curr[0];
-
-  map { $form->{selectcurrency} .= "<option>$_\n" } @curr;
+  $form->{defaultcurrency} = $form->get_default_currency(\%myconfig);
 
-  # vendors
-  if (@{ $form->{all_vendor} }) {
-    $form->{vendor} = qq|$form->{vendor}--$form->{vendor_id}|;
-    map { $form->{selectvendor} .= "<option>$_->{name}--$_->{id}\n" }
-      (@{ $form->{all_vendor} });
-  }
-
-  # departments
-  if (@{ $form->{all_departments} }) {
-    $form->{selectdepartment} = "<option>\n";
-    $form->{department}       = "$form->{department}--$form->{department_id}";
-
-    map {
-      $form->{selectdepartment} .=
-        "<option>$_->{description}--$_->{id}\n"
-    } (@{ $form->{all_departments} });
-  }
+  $::form->{ALL_DEPARTMENTS} = SL::DB::Manager::Department->get_all_sorted;
 
   $form->{employee} = "$form->{employee}--$form->{employee_id}";
 
-  # forex
-  $form->{forex} = $form->{exchangerate};
-  $exchangerate = ($form->{exchangerate}) ? $form->{exchangerate} : 1;
-
-  foreach $key (keys %{ $form->{AP_links} }) {
-    foreach $ref (@{ $form->{AP_links}{$key} }) {
-      if ($key eq "AP_paid") {
-        $form->{"select$key"} .=
-          "<option value=\"$ref->{accno}\">$ref->{accno}--$ref->{description}</option>\n";
-      } else {
-        $form->{"select$key"} .=
-          "<option value=\"$ref->{accno}--$ref->{taxkey}\">$ref->{accno}--$ref->{description}</option>\n";
-      }
-    }
+  AP->setup_form($form);
 
-    $form->{$key} = $form->{"select$key"};
-
-    # if there is a value we have an old entry
-    $j = 0;
-    for $i (1 .. scalar @{ $form->{acc_trans}{$key} }) {
-
-      if ($key eq "AP_paid") {
-        $j++;
-        $form->{"AP_paid_$j"} =
-          "$form->{acc_trans}{$key}->[$i-1]->{accno}--$form->{acc_trans}{$key}->[$i-1]->{description}";
-        $form->{"paid_$j"}     = $form->{acc_trans}{$key}->[$i - 1]->{amount};
-        $form->{"datepaid_$j"} =
-          $form->{acc_trans}{$key}->[$i - 1]->{transdate};
-        $form->{"source_$j"} = $form->{acc_trans}{$key}->[$i - 1]->{source};
-        $form->{"memo_$j"}   = $form->{acc_trans}{$key}->[$i - 1]->{memo};
-
-        $form->{"forex_$j"} = $form->{"exchangerate_$i"} =
-          $form->{acc_trans}{$key}->[$i - 1]->{exchangerate};
-        $form->{"AP_paid_$j"} = "$form->{acc_trans}{$key}->[$i-1]->{accno}";
-        $form->{paidaccounts}++;
-      } else {
-
-        $akey = $key;
-        $akey =~ s/AP_//;
-
-        if ($key eq "AP_tax") {
-          $form->{"${key}_$form->{acc_trans}{$key}->[$i-1]->{accno}"} =
-            "$form->{acc_trans}{$key}->[$i-1]->{accno}--$form->{acc_trans}{$key}->[$i-1]->{description}";
-          $form->{"${akey}_$form->{acc_trans}{$key}->[$i-1]->{accno}"} =
-            $form->round_amount(
-             $form->{acc_trans}{$key}->[$i - 1]->{amount} / $exchangerate * -1,
-             2);
-          if ($form->{"$form->{acc_trans}{$key}->[$i-1]->{accno}_rate"} > 0) {
-            $totaltax +=
-              $form->{"${akey}_$form->{acc_trans}{$key}->[$i-1]->{accno}"};
-            $taxrate +=
-              $form->{"$form->{acc_trans}{$key}->[$i-1]->{accno}_rate"};
-          } else {
-            $totalwithholding +=
-              $form->{"${akey}_$form->{acc_trans}{$key}->[$i-1]->{accno}"};
-            $withholdingrate +=
-              $form->{"$form->{acc_trans}{$key}->[$i-1]->{accno}_rate"};
-          }
-          $formtax =
-            $form->round_amount(
-                  $form->{acc_trans}{$key}->[$i - 1]->{amount} / $exchangerate,
-                  2) * -1;
-        } else {
-          $form->{"${akey}_$i"} =
-            $form->round_amount(
-                  $form->{acc_trans}{$key}->[$i - 1]->{amount} / $exchangerate,
-                  2);
-          if ($akey eq 'amount') {
-            $form->{"${akey}_$i"} *= -1;
-            $totalamount += $form->{"${akey}_$i"};
-            $form->{taxrate} = $form->{acc_trans}{$key}->[$i - 1]->{rate};
-            $form->{rowcount}++;
-            $form->{"oldprojectnumber_$i"} = $form->{"projectnumber_$i"} =
-              "$form->{acc_trans}{$key}->[$i-1]->{projectnumber}";
-            $form->{"project_id_$i"} =
-              "$form->{acc_trans}{$key}->[$i-1]->{project_id}";
-          }
-          $form->{"${key}_$i"} =
-            "$form->{acc_trans}{$key}->[$i-1]->{accno}--$form->{acc_trans}{$key}->[$i-1]->{description}";
-          $form->{"select${key}"} =~
-            /(<option value=\"$form->{acc_trans}{$key}->[$i-1]->{accno}--[^\"]*\">$form->{acc_trans}{$key}->[$i-1]->{accno}--$form->{acc_trans}{$key}->[$i-1]->{description}<\/option>\n)/;
-          $test = $1;
-          $form->{"select${key}"} = $1;
-          if ($akey eq 'amount') {
-            $form->{selecttaxchart} =~
-              /(<option value=\"$form->{acc_trans}{$key}->[$i-1]->{taxkey}--[^<]*)/;
-            $form->{selecttaxchart} = $1;
-          }
-        }
-      }
-    }
-  }
+  $form->{locked} =
+    ($form->datetonum($form->{transdate}, \%myconfig) <=
+     $form->datetonum($form->{closedto}, \%myconfig));
 
-  $form->{taxincluded}  = $taxincluded if ($form->{id});
-  $form->{paidaccounts} = 1            if not defined $form->{paidaccounts};
+  $main::lxdebug->leave_sub();
+}
 
-  if ($form->{taxincluded} && $form->{taxrate} && $totalamount) {
+sub _sort_payments {
+  my @fields   = qw(acc_trans_id gldate datepaid source memo paid AP_paid paid_project_id);
+  my @payments =
+    grep { $_->{paid} != 0 }
+    map  {
+      my $idx = $_;
+      +{ map { ($_ => delete($::form->{"${_}_${idx}"})) } @fields }
+    } (1..$::form->{paidaccounts});
 
-    # add tax to amounts and invtotal
-    for $i (1 .. 1) {
-      $taxamount =
-        ($totaltax + $totalwithholding) * $form->{"amount_$i"} / $totalamount;
-      $tax = $form->round_amount($taxamount, 2);
-      $diff                += ($taxamount - $tax);
-      $form->{"amount_$i"} += $tax;
-    }
-    $form->{amount_1} += $form->round_amount($diff, 2);
-  }
+  @payments = sort_by { DateTime->from_kivitendo($_->{datepaid}) } @payments;
 
-  # check if calculated is equal to stored
-  if ($form->{taxincluded} && $form->{taxrate} && $witholdingrate) {
-    if ($form->{"taxrate"} > 0) {
-      $taxamount =
-        $form->round_amount(
-            ($form->{amount_1} - ($form->{amount_1} / ($form->{taxrate} + 1))),
-            2);
-    } else {
-      $taxamount =
-        $form->round_amount(
-            ($totalamount + $totaltax + $totalwithholding) * $withholdingrate /
-              (1 - $withholdingrate),
-            2
-        ) * $form->{"taxrate"} / $withholdingrate;
-    }
-  } else {
-    $taxamount = $totalamount * $form->{"taxrate"};
+  $::form->{paidaccounts} = max scalar(@payments), 1;
+
+  foreach my $idx (1 .. scalar(@payments)) {
+    my $payment = $payments[$idx - 1];
+    $::form->{"${_}_${idx}"} = $payment->{$_} for @fields;
   }
-  $taxamount = $form->round_amount($taxamount, 2);
-  $form->{tax} = $taxamount;
+}
 
-  $form->{tax} = $formtax;
+sub form_header {
+  $main::lxdebug->enter_sub();
 
-  $form->{invtotal} = $totalamount + $totaltax + $totalwithholding;
-  $form->{rowcount}++ if $form->{id};
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+  my $locale   = $main::locale;
+  my $cgi      = $::request->{cgi};
 
-  $form->{locked} =
-    ($form->datetonum($form->{transdate}, \%myconfig) <=
-     $form->datetonum($form->{closedto}, \%myconfig));
+  $main::auth->assert('ap_transactions');
 
-  $lxdebug->leave_sub();
-}
-
-sub form_header {
-  $lxdebug->enter_sub();
+  $::form->{invoice_obj} = SL::DB::PurchaseInvoice->new(id => $::form->{id})->load if $::form->{id};
 
-  $title = $form->{title};
-  $form->{title} = $locale->text("$title Accounts Payables Transaction");
+  $form->{initial_focus} = !($form->{amount_1} * 1) ? 'vendor_id' : 'row_' . $form->{rowcount};
 
-  $form->{taxincluded} = ($form->{taxincluded}) ? "checked" : "";
+  $form->{title_} = $form->{title};
+  $form->{title} = $form->{title} eq 'Add' ? $locale->text('Add Accounts Payables Transaction') : $locale->text('Edit Accounts Payables Transaction');
 
   # type=submit $locale->text('Add Accounts Payables Transaction')
   # type=submit $locale->text('Edit Accounts Payables Transaction')
 
-  # set option selected
-  foreach $item (qw(vendor currency department)) {
-    $form->{"select$item"} =~ s/ selected//;
-    $form->{"select$item"} =~
-      s/option>\Q$form->{$item}\E/option selected>$form->{$item}/;
-  }
-  $readonly = ($form->{id}) ? "readonly" : "";
-
-  $form->{radier} =
-    ($form->current_date(\%myconfig) eq $form->{gldate}) ? 1 : 0;
-  $readonly = ($form->{radier}) ? "" : $readonly;
-
-  map { $form->{$_} =~ s/\"/&quot;/g } qw(AP_amount AP taxchart);
+  my $readonly = $form->{id} ? "readonly" : "";
 
-  # format amounts
-  $form->{exchangerate} =
-    $form->format_amount(\%myconfig, $form->{exchangerate});
+  $form->{radier} = ($::instance_conf->get_ap_changeable == 2)
+                      ? ($form->current_date(\%myconfig) eq $form->{gldate})
+                      : ($::instance_conf->get_ap_changeable == 1);
+  $readonly       = $form->{radier} ? "" : $readonly;
 
-  $form->{creditlimit} =
-    $form->format_amount(\%myconfig, $form->{creditlimit}, 0, "0");
-  $form->{creditremaining} =
-    $form->format_amount(\%myconfig, $form->{creditremaining}, 0, "0");
+  $form->{readonly} = $readonly;
 
-  $exchangerate = qq|
-<input type=hidden name=forex value=$form->{forex}>
-|;
-  if ($form->{currency} ne $form->{defaultcurrency}) {
-    if ($form->{forex}) {
-      $exchangerate .= qq|
-            <tr>
-	      <th align=right>| . $locale->text('Exchangerate') . qq|</th>
-              <td><input type=hidden name=exchangerate value=$form->{exchangerate}>$form->{exchangerate}</td>
-           </tr>
-|;
-    } else {
-      $exchangerate .= qq|
-	     <th align=right>| . $locale->text('Exchangerate') . qq|</th>
-             <td><input name=exchangerate size=10 value=$form->{exchangerate}></td>
-|;
-    }
+  $form->{forex} = $form->check_exchangerate( \%myconfig, $form->{currency}, $form->{transdate}, 'sell');
+  if ( $form->{forex} ) {
+    $form->{exchangerate} = $form->{forex};
   }
 
-  $taxincluded = "";
-
-  $taxincluded = qq|
-            <tr>
-              <td align=right><input name=taxincluded class=checkbox type=checkbox value=1 $form->{taxincluded}></td>
-              <th align=left nowrap>|
-    . $locale->text('Tax Included')
-    . qq|</th>
-            </tr>
-|;
+  # format amounts
+  $form->{exchangerate}    = $form->{exchangerate} ? $form->format_amount(\%myconfig, $form->{exchangerate}) : '';
+  $form->{creditlimit}     = $form->format_amount(\%myconfig, $form->{creditlimit}, 0, "0");
+  $form->{creditremaining} = $form->format_amount(\%myconfig, $form->{creditremaining}, 0, "0");
 
+  my $rows;
   if (($rows = $form->numtextrows($form->{notes}, 50)) < 2) {
     $rows = 2;
   }
-  $notes =
-    qq|<textarea name=notes rows=$rows cols=50 wrap=soft $readonly>$form->{notes}</textarea>|;
-
-  $department = qq|
-              <tr>
-	        <th align="right" nowrap>| . $locale->text('Department') . qq|</th>
-		<td colspan=3><select name=department>$form->{selectdepartment}</select>
-		<input type=hidden name=selectdepartment value="$form->{selectdepartment}">
-		</td>
-	      </tr>
-| if $form->{selectdepartment};
-
-  $n = ($form->{creditremaining} =~ /-/) ? "0" : "1";
-
-  $vendor =
-    ($form->{selectvendor})
-    ? qq|<select name=vendor>$form->{selectvendor}</select>|
-    : qq|<input name=vendor value="$form->{vendor}" size=35>|;
-
-  # use JavaScript Calendar or not
-  $form->{jsscript} = $jscalendar;
-  $jsscript = "";
-  if ($form->{jsscript}) {
-
-    # with JavaScript Calendar
-    $button1 = qq|
-       <td><input name=transdate id=transdate size=11 title="$myconfig{dateformat}" value=$form->{transdate}> $readonly</td>
-       <td><input type=button name=transdate id="trigger1" value=|
-      . $locale->text('button')
-      . qq|></td>  
-       |;
-    $button2 = qq|
-       <td><input name=duedate id=duedate size=11 title="$myconfig{dateformat}" value=$form->{duedate}> $readonly</td>
-       <td><input type=button name=duedate id="trigger2" value=|
-      . $locale->text('button')
-      . qq|></td></td>
-     |;
-
-    #write Trigger
-    $jsscript =
-      Form->write_trigger(\%myconfig, "2", "transdate", "BL", "trigger1",
-                          "duedate", "BL", "trigger2");
-  } else {
+  $form->{textarea_rows} = $rows;
+
+  $form->{creditremaining_plus} = ($form->{creditremaining} =~ /-/) ? "0" : "1";
 
-    # without JavaScript Calendar
-    $button1 =
-      qq|<td><input name=transdate id=transdate size=11 title="$myconfig{dateformat}" value=$form->{transdate}> $readonly</td>|;
-    $button2 =
-      qq|<td><input name=duedate id=duedate size=11 title="$myconfig{dateformat}" value=$form->{duedate}> $readonly</td>|;
+  my @old_project_ids = ();
+  map(
+    {
+      if ($form->{"project_id_$_"}) {
+        push(@old_project_ids, $form->{"project_id_$_"});
+      }
+    }
+    (1..$form->{"rowcount"})
+  );
+
+  $form->get_lists("projects"  => { "key"       => "ALL_PROJECTS",
+                                    "all"       => 0,
+                                    "old_id"    => \@old_project_ids },
+                   "charts"    => { "key"       => "ALL_CHARTS",
+                                    "transdate" => $form->{transdate} },
+                   "taxcharts" => { "key"       => "ALL_TAXCHARTS",
+                                    "module"    => "AP" },);
+
+  map(
+    { $_->{link_split} = [ split(/:/, $_->{link}) ]; }
+    @{ $form->{ALL_CHARTS} }
+  );
+
+  $form->{ALL_DEPARTMENTS} = SL::DB::Manager::Department->get_all;
+
+  my %project_labels = ();
+  foreach my $item (@{ $form->{"ALL_PROJECTS"} }) {
+    $project_labels{$item->{id}} = $item->{projectnumber};
   }
 
-  $form->header;
+  my %charts;
+  my $default_ap_amount_chart_id;
 
-  print qq|
-<body>
+  foreach my $item (@{ $form->{ALL_CHARTS} }) {
+    if ( grep({ $_ eq 'AP_amount' } @{ $item->{link_split} }) ) {
+      $default_ap_amount_chart_id //= $item->{id};
 
-<form method=post action=$form->{script}>
+    } elsif ( grep({ $_ eq 'AP_paid' } @{ $item->{link_split} }) ) {
+      push(@{ $form->{ALL_CHARTS_AP_paid} }, $item);
+    }
 
-<input type=hidden name=id value=$form->{id}>
-<input type=hidden name=sort value=$form->{sort}>
-<input type=hidden name=closedto value=$form->{closedto}>
-<input type=hidden name=locked value=$form->{locked}>
-<input type=hidden name=title value="$title">
-
-<table width=100%>
-  <tr class=listtop>
-    <th class=listtop>$form->{title}</th>
-  </tr>
-  <tr height="5"></tr>
-  <tr valign=top>
-    <td>
-      <table width=100%>
-        <tr valign=top>
-	  <td>
-	    <table>
-	      <tr>
-		<th align=right nowrap>| . $locale->text('Vendor') . qq|</th>
-		<td colspan=3>$vendor</td>
-		<input type=hidden name=selectvendor value="$form->{selectvendor}">
-		<input type=hidden name=oldvendor value="$form->{oldvendor}">
-		<input type=hidden name=vendor_id value="$form->{vendor_id}">
-		<input type=hidden name=terms value=$form->{terms}>
-	      </tr>
-	      <tr>
-	        <td></td>
-		<td colspan=3>
-		  <table width=100%>
-		    <tr>
-		      <th align=left nowrap>| . $locale->text('Credit Limit') . qq|</th>
-		      <td>$form->{creditlimit}</td>
-		      <th align=left nowrap>| . $locale->text('Remaining') . qq|</th>
-		      <td class="plus$n">$form->{creditremaining}</td>
-		      <input type=hidden name=creditlimit value=$form->{creditlimit}>
-		      <input type=hidden name=creditremaining value=$form->{creditremaining}>
-		    </tr>
-		  </table>
-		</td>
-	      <tr>
-		<th align=right nowrap>| . $locale->text('Currency') . qq|</th>
-		<td><select name=currency>$form->{selectcurrency}</select></td>
-		<input type=hidden name=selectcurrency value="$form->{selectcurrency}">
-		<input type=hidden name=defaultcurrency value=$form->{defaultcurrency}>
-		<input type=hidden name=fxgain_accno value=$form->{fxgain_accno}>
-		<input type=hidden name=fxloss_accno value=$form->{fxloss_accno}>
-		$exchangerate
-	      </tr>
-	      $department
-	      $taxincluded
-	    </table>
-	  </td>
-	  <td align=right>
-	    <table>
-	      <tr>
-		<th align=right nowrap>| . $locale->text('Invoice Number') . qq|</th>
-		<td><input name=invnumber size=11 value="$form->{invnumber}" $readonly></td>
-	      </tr>
-	      <tr>
-		<th align=right nowrap>| . $locale->text('Order Number') . qq|</th>
-		<td><input name=ordnumber size=11 value="$form->{ordnumber}" $readonly></td>
-	      </tr>
-	      <tr>
-		<th align=right nowrap>| . $locale->text('Invoice Date') . qq|</th>
-                $button1
-	      </tr>
-	      <tr>
-		<th align=right nowrap>| . $locale->text('Due Date') . qq|</th>
-                $button2
-	      </tr>
-	    </table>
-	  </td>
-	</tr>
-      </table>
-    </td>
-  </tr>
-  <input type=hidden name=AP_amount value="$form->{AP_amount}">
-  <input type=hidden name=taxchart value="$form->{taxchart}">
-  <input type=hidden name=rowcount value=$form->{rowcount}>
-  <tr>
-    <td>
-      <table width=100%>
-
-$jsscript  
-|;
+    $charts{$item->{accno}} = $item;
+  }
 
-  $amount  = $locale->text('Amount');
-  $project = $locale->text('Project');
+  my $follow_up_vc         = $form->{vendor_id} ? SL::DB::Vendor->load_cached($form->{vendor_id})->name : '';
+  my $follow_up_trans_info =  "$form->{invnumber} ($follow_up_vc)";
 
-  for $i (1 .. 1) {
+  $::request->layout->add_javascripts("autocomplete_chart.js", "autocomplete_customer.js", "show_vc_details.js", "show_history.js", "follow_up.js", "kivi.Draft.js", "kivi.GL.js", "kivi.RecordTemplate.js");
+  my $transdate = $::form->{transdate} ? DateTime->from_kivitendo($::form->{transdate}) : DateTime->today_local;
+  my $first_taxchart;
 
-    #     $form->{"selectAP_amount"} =~ s/ selected//;
-    #     $form->{"selectAP_amount"} =~ s/option>\Q$form->{"AP_amount_$i"}\E/option selected>$form->{"AP_amount_$i"}/;
+  $form->header();
 
-    # format amounts
-    $form->{"amount_$i"} =
-      $form->format_amount(\%myconfig, $form->{"amount_$i"}, 2);
-
-    print qq|
-	<tr>
-	  <th align=right nowrap>$amount</th>
-	  <td><input name="amount_$i" size=10 value=$form->{"amount_$i"} $readonly></td>
-	  <th>$project</th>
-	  <td><input name="projectnumber_$i" size=20 value="$form->{"projectnumber_$i"}">
-	      <input type=hidden name="project_id_$i" value=$form->{"project_id_$i"}>
-	      <input type=hidden name="oldprojectnumber_$i" value="$form->{"oldprojectnumber_$i"}"></td>
-	  <td width=50%><select  name="AP_amountselected">$form->{selectAP_amount}</select></td>
-	</tr>
-|;
-    $amount  = "";
-    $project = "";
-  }
-
-  $taxlabel =
-    ($form->{taxincluded})
-    ? $locale->text('Tax Included')
-    : $locale->text('Tax');
+  for my $i (1 .. $form->{rowcount}) {
 
-  # format and reverse tax
-  $form->{"tax"} = $form->format_amount(\%myconfig, $form->{"tax"}, 2);
+    # format amounts
+    $form->{"amount_$i"} = $form->format_amount(\%myconfig, $form->{"amount_$i"}, 2);
+    $form->{"tax_$i"} = $form->format_amount(\%myconfig, $form->{"tax_$i"}, 2);
+
+    my ($default_taxchart, $taxchart_to_use);
+    my $amount_chart_id   = $form->{"AP_amount_chart_id_$i"} || $default_ap_amount_chart_id;
+    my $chart_has_changed = $::form->{"previous_AP_amount_chart_id_$i"} && ($amount_chart_id != $::form->{"previous_AP_amount_chart_id_$i"});
+    my @taxcharts         = GL->get_active_taxes_for_chart($amount_chart_id, $transdate);
+
+    foreach my $item (@taxcharts) {
+      my $key             = $item->id . "--" . $item->rate;
+      $first_taxchart   //= $item;
+      $default_taxchart   = $item if $item->{is_default};
+      $taxchart_to_use    = $item if $key eq $form->{"taxchart_$i"};
+    }
 
-  print qq|
-        <tr>
-	  <th align=right nowrap>${taxlabel}</th>
-	  <td><input name="tax" size=10 value=$form->{"tax"} $readonly></td>
-	  <td align=right><input name=taxcheck class=checkbox type=checkbox value=1></td>
-          <td align=left nowrap>| . $locale->text('Correct Tax') . qq|</td>
-	  <td><select name=taxchartselected>$form->{"selecttaxchart"}</select></td>
-        </tr>
-|;
+    $taxchart_to_use                 = $default_taxchart // $first_taxchart if $chart_has_changed || !$taxchart_to_use;
+    my $selected_taxchart            = $taxchart_to_use->id . '--' . $taxchart_to_use->rate;
+    $form->{"selected_taxchart_$i"}  = $selected_taxchart;
+    $form->{"AP_amount_chart_id_$i"} = $amount_chart_id;
+    $form->{"taxcharts_$i"}          = \@taxcharts;
+  }
 
+  $form->{taxchart_value_title_sub} = sub {
+    my $item = shift;
+    return [
+      $item->{id} .'--'. $item->{rate},
+      $item->{taxdescription} .' '. ($item->{rate} * 100) .' %',
+    ];
+  };
+
+  $form->{AP_paid_value_title_sub} = sub {
+    my $item = shift;
+    return [
+      $item->{accno},
+      $item->{accno} .'--'. $item->{description}
+    ];
+  };
+
+  $form->{invtotal_unformatted} = $form->{invtotal};
   $form->{invtotal} = $form->format_amount(\%myconfig, $form->{invtotal}, 2);
 
-  print qq|
-        <tr>
-	  <th align=right nowrap>| . $locale->text('Total') . qq|</th>
-	  <td>$form->{invtotal}</td>
-
-	  <input type=hidden name=oldinvtotal value=$form->{oldinvtotal}>
-	  <input type=hidden name=oldtotalpaid value=$form->{oldtotalpaid}>
-	  
-	  <input type=hidden name=taxaccounts value="$form->{taxaccounts}">
-	  
-	  <td colspan=2></td>
-          <td><select name=APselected>$form->{selectAP}</select></td>
-	  <input type=hidden name=AP value="$form->{AP}">
-	  
-	</tr>
-	<tr>
-	  <th align=right nowrap>| . $locale->text('Notes') . qq|</th>
-	  <td colspan=5>$notes</td>
-	</tr>
-      </table>
-    </td>
-  </tr>
-  <tr>
-    <td>
-      <table width=100%>
-	<tr class=listheading>
-	  <th class=listheading colspan=6>| . $locale->text('Payments') . qq|</th>
-	</tr>
-|;
+  $form->{totalpaid} = 0;
 
-  if ($form->{currency} eq $form->{defaultcurrency}) {
-    @column_index = qw(datepaid source memo paid AP_paid);
-  } else {
-    @column_index = qw(datepaid source memo paid exchangerate AP_paid);
+  _sort_payments();
+
+  if ( $form->{'paid_'. $form->{paidaccounts}} ) {
+    $form->{paidaccounts}++;
   }
 
-  $column_data{datepaid}     = "<th>" . $locale->text('Date') . "</th>";
-  $column_data{paid}         = "<th>" . $locale->text('Amount') . "</th>";
-  $column_data{exchangerate} = "<th>" . $locale->text('Exch') . "</th>";
-  $column_data{AP_paid}      = "<th>" . $locale->text('Account') . "</th>";
-  $column_data{source}       = "<th>" . $locale->text('Source') . "</th>";
-  $column_data{memo}         = "<th>" . $locale->text('Memo') . "</th>";
-
-  print "
-        <tr>
-";
-  map { print "$column_data{$_}\n" } @column_index;
-  print "
-        </tr>
-";
-
-  $form->{paidaccounts}++ if ($form->{"paid_$form->{paidaccounts}"});
-  for $i (1 .. $form->{paidaccounts}) {
-    print "
-        <tr>
-";
-
-    $form->{"selectAP_paid_$i"} = $form->{selectAP_paid};
-    $form->{"selectAP_paid_$i"} =~
-      s/option value=\"$form->{"AP_paid_$i"}\">/option value=\"$form->{"AP_paid_$i"}\" selected>/;
+  # default account for current assets (i.e. 1801 - SKR04)
+  $form->{accno_arap} = IS->get_standard_accno_current_assets(\%myconfig, \%$form);
+
+  for my $i (1 .. $form->{paidaccounts}) {
+    $form->{totalpaid} += $form->{"paid_$i"};
 
     # format amounts
-    $form->{"paid_$i"} =
-      $form->format_amount(\%myconfig, $form->{"paid_$i"}, 2);
-    $form->{"exchangerate_$i"} =
-      $form->format_amount(\%myconfig, $form->{"exchangerate_$i"});
-
-    $exchangerate = qq|&nbsp;|;
-    if ($form->{currency} ne $form->{defaultcurrency}) {
-      if ($form->{"forex_$i"}) {
-        $exchangerate =
-          qq|<input type=hidden name="exchangerate_$i" value=$form->{"exchangerate_$i"}>$form->{"exchangerate_$i"}|;
-      } else {
-        $exchangerate =
-          qq|<input name="exchangerate_$i" size=10 value=$form->{"exchangerate_$i"}>|;
-      }
+    if ($form->{"paid_$i"}) {
+      $form->{"paid_$i"} = $form->format_amount(\%myconfig, $form->{"paid_$i"}, 2);
+    }
+    if ($form->{"exchangerate_$i"} == 0) {
+      $form->{"exchangerate_$i"} = "";
+    } else {
+      $form->{"exchangerate_$i"} =
+        $form->format_amount(\%myconfig, $form->{"exchangerate_$i"});
     }
 
-    $exchangerate .= qq|
-<input type=hidden name="forex_$i" value=$form->{"forex_$i"}>
-|;
+    my $changeable = 1;
+    if (SL::DB::Default->get->payments_changeable == 0) {
+      # never
+      $changeable = ($form->{"acc_trans_id_$i"})? 0 : 1;
+    }
+    if (SL::DB::Default->get->payments_changeable == 2) {
+      # on the same day
+      $changeable = (($form->{"gldate_$i"} eq '') || $form->current_date(\%myconfig) eq $form->{"gldate_$i"});
+    }
 
-    $column_data{"paid_$i"} =
-      qq|<td align=center><input name="paid_$i" size=11 value=$form->{"paid_$i"}></td>|;
-    $column_data{"AP_paid_$i"} =
-      qq|<td align=center><select name="AP_paid_$i">$form->{"selectAP_paid_$i"}</select></td>|;
-    $column_data{"exchangerate_$i"} = qq|<td align=center>$exchangerate</td>|;
-    $column_data{"datepaid_$i"}     =
-      qq|<td align=center><input name="datepaid_$i" size=11 title="($myconfig{'dateformat'})" value=$form->{"datepaid_$i"}></td>|;
-    $column_data{"source_$i"} =
-      qq|<td align=center><input name="source_$i" size=11 value="$form->{"source_$i"}"></td>|;
-    $column_data{"memo_$i"} =
-      qq|<td align=center><input name="memo_$i" size=11 value="$form->{"memo_$i"}"></td>|;
-
-    map { print qq|$column_data{"${_}_$i"}\n| } @column_index;
-
-    print "
-        </tr>
-";
-  }
-  map { $form->{$_} =~ s/\"/&quot;/g } qw(selectAP_paid);
-  print qq|
-    <input type=hidden name=paidaccounts value=$form->{paidaccounts}>
-    <input type=hidden name=selectAP_paid value="$form->{selectAP_paid}">
-    
-      </table>
-    </td>
-  </tr>
-  <tr>
-    <td><hr size=3 noshade></td>
-  </tr>
-</table>
-|;
+    #deaktivieren von gebuchten Zahlungen ausserhalb der Bücherkontrolle, vorher prüfen ob heute eingegeben
+    if ($form->date_closed($form->{"gldate_$i"})) {
+       $changeable = 0;
+    }
 
-  $lxdebug->leave_sub();
-}
+    $form->{'paidaccount_changeable_'. $i} = $changeable;
 
-sub form_footer {
-  $lxdebug->enter_sub();
+    $form->{'labelpaid_project_id_'. $i} = $project_labels{$form->{'paid_project_id_'. $i}};
+  }
 
-  print qq|
+  $form->{paid_missing} = $form->{invtotal_unformatted} - $form->{totalpaid};
 
-<input name=callback type=hidden value="$form->{callback}">
+  print $form->parse_html_template('ap/form_header', {
+    today => DateTime->today,
+    currencies => SL::DB::Manager::Currency->get_all_sorted,
+  });
 
-<input type=hidden name=path value=$form->{path}>
-<input type=hidden name=login value=$form->{login}>
-<input type=hidden name=password value=$form->{password}>
+  $main::lxdebug->leave_sub();
+}
 
-<br>
-|;
+sub form_footer {
+  $::lxdebug->enter_sub;
+  $::auth->assert('ap_transactions');
 
-  $transdate = $form->datetonum($form->{transdate}, \%myconfig);
-  $closedto  = $form->datetonum($form->{closedto},  \%myconfig);
+  my $num_due;
+  my $num_follow_ups;
+  if ($::form->{id}) {
+    my $follow_ups = FU->follow_ups('trans_id' => $::form->{id}, 'not_done' => 1);
 
-  if ($form->{id} && $form->{radier}) {
+    if (@{ $follow_ups }) {
+      $num_due        = sum map { $_->{due} * 1 } @{ $follow_ups };
+      $num_follow_ups = scalar @{ $follow_ups }
+    }
+  }
 
-    #     print qq|<input class=submit type=submit name=action value="|.$locale->text('Update').qq|">
-    # |;
+  my $transdate = $::form->datetonum($::form->{transdate}, \%::myconfig);
+  my $closedto  = $::form->datetonum($::form->{closedto},  \%::myconfig);
 
-    if (!$form->{revtrans}) {
-      if (!$form->{locked}) {
-        print qq|
-	<input class=submit type=submit name=action value="|
-          . $locale->text('Post') . qq|">
-	<input class=submit type=submit name=action value="|
-          . $locale->text('Delete') . qq|">
-|;
-      }
-    }
+  my $storno = $::form->{id}
+            && !IS->has_storno(\%::myconfig, $::form, 'ap')
+            && !IS->is_storno( \%::myconfig, $::form, 'ap', $::form->{id})
+            && ($::form->{totalpaid} == 0 || $::form->{totalpaid} eq '');
 
-    if ($transdate > $closedto) {
-      print qq|
-<input class=submit type=submit name=action value="|
-        . $locale->text('Post as new') . qq|">
-|;
-    }
+  $::form->header;
+  print $::form->parse_html_template('ap/form_footer', {
+    num_due           => $num_due,
+    num_follow_ups    => $num_follow_ups,
+    show_post_draft   => ($transdate > $closedto) && !$::form->{id},
+    show_storno       => $storno,
+  });
 
-  } else {
-    if (($transdate > $closedto) && !$form->{id}) {
-      print qq|<input class=submit type=submit name=action value="|
-        . $locale->text('Update') . qq|">
-      <input class=submit type=submit name=action value="|
-        . $locale->text('Post') . qq|">|;
-    }
-  }
+  $::lxdebug->leave_sub;
+}
 
-  if ($form->{menubar}) {
-    require "$form->{path}/menu.pl";
-    &menubar;
-  }
+sub mark_as_paid {
+  $::auth->assert('ap_transactions');
 
-  print "
-</form>
+  SL::DB::PurchaseInvoice->new(id => $::form->{id})->load->mark_as_paid;
 
-</body>
-</html>
-";
+  $::form->redirect($::locale->text("Marked as paid"));
+}
 
-  $lxdebug->leave_sub();
+sub show_draft {
+  $::form->{transdate} = DateTime->today_local->to_kivitendo if !$::form->{transdate};
+  $::form->{gldate}    = $::form->{transdate} if !$::form->{gldate};
+  update();
 }
 
 sub update {
-  $lxdebug->enter_sub();
-
-  my $display = shift;
+  my %params = @_;
 
-  #   if ($display) {
-  #     goto TAXCALC;
-  #   }
+  $main::lxdebug->enter_sub();
 
-  $form->{invtotal} = 0;
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
 
-  $form->{selectAP_amount} = $form->{AP_amount};
-  $form->{selectAP_amount} =~
-    s/value=\"$form->{AP_amountselected}\"/value=\"$form->{AP_amountselected}\" selected/;
+  $main::auth->assert('ap_transactions');
 
-  $form->{selectAP} = $form->{AP};
-  $form->{selectAP} =~
-    s/value=\"$form->{APselected}\"/value=\"$form->{APselected}\" selected/;
+  my $display = shift;
 
-  ($AP_amountaccno, $AP_amounttaxkey) =
-    split(/--/, $form->{AP_amountselected});
-  $form->{selecttaxchart} = $form->{taxchart};
-  $form->{selecttaxchart} =~
-    s/value=\"$AP_amounttaxkey--([^\"]*)\"/value=\"$AP_amounttaxkey--$1\" selected/;
+  $form->{invtotal} = 0;
 
-  $form->{rate} = $1;
+  delete @{ $form }{ grep { m/^tax_\d+$/ } keys %{ $form } };
 
   map { $form->{$_} = $form->parse_amount(\%myconfig, $form->{$_}) }
     qw(exchangerate creditlimit creditremaining);
 
-  @flds  = qw(amount AP_amount projectnumber oldprojectnumber project_id);
-  $count = 0;
-  for $i (1 .. 1) {
-    $form->{"amount_$i"} =
-      $form->parse_amount(\%myconfig, $form->{"amount_$i"});
-    if ($form->{"amount_$i"}) {
+  my @flds  = qw(amount AP_amount projectnumber oldprojectnumber project_id taxchart);
+  my $count = 0;
+  my (@a, $j, $totaltax);
+  for my $i (1 .. $form->{rowcount}) {
+    $form->{"amount_$i"} = $form->parse_amount(\%myconfig, $form->{"amount_$i"});
+    if ($form->{"amount_$i"} || $params{keep_rows_without_amount}) {
       push @a, {};
-      my $j = $#a;
+      $j = $#a;
+      my ($taxkey, $rate) = split(/--/, $form->{"taxchart_$i"});
+
+      # calculate tax exactly the same way as AP in post_transaction via form->calculate_tax
+      my $tmpnetamount;
+      ($tmpnetamount,$form->{"tax_$i"}) = $form->calculate_tax($form->{"amount_$i"},$rate,$form->{taxincluded},2);
+
+      $totaltax += $form->{"tax_$i"};
       map { $a[$j]->{$_} = $form->{"${_}_$i"} } @flds;
       $count++;
     }
   }
   $form->redo_rows(\@flds, \@a, $count, $form->{rowcount});
 
-  $form->{invtotal} += $form->{"amount_1"};
+  map { $form->{invtotal} += $form->{"amount_$_"} } (1 .. $form->{rowcount});
 
-  $form->{exchangerate} = $exchangerate
-    if (
-        $form->{forex} = (
-                    $exchangerate =
-                      $form->check_exchangerate(
-                      \%myconfig, $form->{currency}, $form->{transdate}, 'sell'
-                      )));
+  $form->{forex}        = $form->check_exchangerate( \%myconfig, $form->{currency}, $form->{transdate}, 'sell');
+  $form->{exchangerate} = $form->{forex} if $form->{forex};
 
   $form->{invdate} = $form->{transdate};
-  $save_AP = $form->{AP};
-  &check_name(vendor);
-  $form->{AP} = $save_AP;
-
-  &check_project;
-
-TAXCALC:
-
-  # recalculate taxes
-
-  @taxaccounts = split / /, $form->{taxaccounts};
-
-  $form->{"tax"} = $form->parse_amount(\%myconfig, $form->{"tax"});
-
-  if ($form->{taxincluded} && $form->{"rate"}) {
-    $taxrate         = $form->{"rate"};
-    $withholdingrate = 0;
-
-    $amount =
-      $form->round_amount(
-                    ($form->{invtotal} - ($form->{invtotal} / ($taxrate + 1))),
-                    2);
-    $form->{"tax"} = $form->round_amount($amount, 2);
-    $taxdiff += ($amount - $form->{"tax"});
-
-    if (abs $taxdiff >= 0.005) {
-      $form->{"tax"} += $form->round_amount($taxdiff, 2);
-      $taxdiff = 0;
-    }
-    $totaltax += $form->{"tax"};
-
-  } else {
-    $form->{"tax"} =
-      $form->round_amount($form->{invtotal} * $form->{"rate"}, 2);
-    $totaltax += $form->{"tax"};
 
+  if (($form->{previous_vendor_id} || $form->{vendor_id}) != $form->{vendor_id}) {
+    IR->get_vendor(\%::myconfig, $form);
   }
 
+  $form->{rowcount} = $count + ($params{dont_add_new_row} ? 0 : 1);
+
   $form->{invtotal} =
     ($form->{taxincluded}) ? $form->{invtotal} : $form->{invtotal} + $totaltax;
 
-  for $i (1 .. $form->{paidaccounts}) {
-    if ($form->{"paid_$i"}) {
+  my $totalpaid;
+  for my $i (1 .. $form->{paidaccounts}) {
+    if ($form->parse_amount(\%myconfig, $form->{"paid_$i"})) {
       map {
         $form->{"${_}_$i"} =
           $form->parse_amount(\%myconfig, $form->{"${_}_$i"})
@@ -840,13 +652,8 @@ TAXCALC:
 
       $totalpaid += $form->{"paid_$i"};
 
-      $form->{"exchangerate_$i"} = $exchangerate
-        if (
-            $form->{"forex_$i"} = (
-                $exchangerate =
-                  $form->check_exchangerate(
-                  \%myconfig, $form->{currency}, $form->{"datepaid_$i"}, 'sell'
-                  )));
+      $form->{"forex_$i"}        = $form->check_exchangerate( \%myconfig, $form->{currency}, $form->{"datepaid_$i"}, 'sell');
+      $form->{"exchangerate_$i"} = $form->{"forex_$i"} if $form->{"forex_$i"};
     }
   }
 
@@ -856,39 +663,126 @@ TAXCALC:
   $form->{oldinvtotal}  = $form->{invtotal};
   $form->{oldtotalpaid} = $totalpaid;
 
-  &display_form;
+  display_form();
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
+
+sub post_payment {
+  $main::lxdebug->enter_sub();
+
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+  my $locale   = $main::locale;
+
+  $main::auth->assert('ap_transactions');
+  $form->mtime_ischanged('ap');
+
+  $form->{defaultcurrency} = $form->get_default_currency(\%myconfig);
+
+  my $invdate = $form->datetonum($form->{transdate}, \%myconfig);
+
+  for my $i (1 .. $form->{paidaccounts}) {
+    if ($form->parse_amount(\%myconfig, $form->{"paid_$i"})) {
+      my $datepaid = $form->datetonum($form->{"datepaid_$i"}, \%myconfig);
+
+      $form->isblank("datepaid_$i", $locale->text('Payment date missing!'));
+
+      $form->error($locale->text('Cannot post transaction above the maximum future booking date!'))
+        if ($form->date_max_future($form->{"datepaid_$i"}, \%myconfig));
+
+      #Zusätzlich noch das Buchungsdatum in die Bücherkontrolle einbeziehen
+      # (Dient zur Prüfung ob ZE oder ZA geprüft werden soll)
+      $form->error($locale->text('Cannot post payment for a closed period!'))
+        if ($form->date_closed($form->{"datepaid_$i"})  && !$form->date_closed($form->{"gldate_$i"}, \%myconfig));
+
+      if ($form->{defaultcurrency} && ($form->{currency} ne $form->{defaultcurrency})) {
+        $form->{"exchangerate_$i"} = $form->{exchangerate}
+          if ($invdate == $datepaid);
+        $form->isblank("exchangerate_$i",
+                       $locale->text('Exchangerate for payment missing!'));
+      }
+    }
+  }
+
+  ($form->{AP})      = split /--/, $form->{AP};
+  ($form->{AP_paid}) = split /--/, $form->{AP_paid};
+  if (AP->post_payment(\%myconfig, \%$form)) {
+    $form->{snumbers}  = qq|invnumber_| . $form->{invnumber};
+    $form->{what_done} = 'invoice';
+    $form->{addition}  = "PAYMENT POSTED";
+    $form->save_history;
+    $form->redirect($locale->text('Payment posted!'))
+  } else {
+    $form->error($locale->text('Cannot post payment!'));
+  };
+
+
+  $main::lxdebug->leave_sub();
+}
+
+
 sub post {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
 
-  # check if there is a vendor, invoice and due date
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+  my $locale   = $main::locale;
+
+  $main::auth->assert('ap_transactions');
+  $form->mtime_ischanged('ap');
+
+  my ($inline) = @_;
+
+  # check if there is a vendor, invoice, due date and invnumber
   $form->isblank("transdate", $locale->text("Invoice Date missing!"));
   $form->isblank("duedate",   $locale->text("Due Date missing!"));
-  $form->isblank("vendor",    $locale->text('Vendor missing!'));
+  $form->isblank("vendor_id", $locale->text('Vendor missing!'));
+  $form->isblank("invnumber", $locale->text('Invoice Number missing!'));
 
-  $closedto  = $form->datetonum($form->{closedto},  \%myconfig);
-  $transdate = $form->datetonum($form->{transdate}, \%myconfig);
+  if ($myconfig{mandatory_departments} && !$form->{department_id}) {
+    $form->{saved_message} = $::locale->text('You have to specify a department.');
+    update();
+    exit;
+  }
+
+  my $closedto  = $form->datetonum($form->{closedto},  \%myconfig);
+  my $transdate = $form->datetonum($form->{transdate}, \%myconfig);
+
+  $form->error($locale->text('Cannot post transaction above the maximum future booking date!'))
+    if ($form->date_max_future($form->{"transdate"}, \%myconfig));
+  $form->error($locale->text('Cannot post transaction for a closed period!')) if ($form->date_closed($form->{"transdate"}, \%myconfig));
+
+  my $zero_amount_posting = 1;
+  for my $i (1 .. $form->{rowcount}) {
+    if ($form->parse_amount(\%myconfig, $form->{"amount_$i"})) {
+      $zero_amount_posting = 0;
+      last;
+    }
+  }
 
-  $form->error($locale->text('Cannot post transaction for a closed period!'))
-    if ($transdate <= $closedto);
+  $form->error($locale->text('Zero amount posting!')) if $zero_amount_posting;
 
   $form->isblank("exchangerate", $locale->text('Exchangerate missing!'))
-    if ($form->{currency} ne $form->{defaultcurrency});
+    if ($form->{defaultcurrency} && ($form->{currency} ne $form->{defaultcurrency}));
   delete($form->{AP});
 
-  for $i (1 .. $form->{paidaccounts}) {
-    if ($form->{"paid_$i"}) {
-      $datepaid = $form->datetonum($form->{"datepaid_$i"}, \%myconfig);
+  for my $i (1 .. $form->{paidaccounts}) {
+    if ($form->parse_amount(\%myconfig, $form->{"paid_$i"})) {
+      my $datepaid = $form->datetonum($form->{"datepaid_$i"}, \%myconfig);
 
       $form->isblank("datepaid_$i", $locale->text('Payment date missing!'));
 
+      $form->error($locale->text('Cannot post transaction above the maximum future booking date!'))
+      if ($form->date_max_future($form->{"datepaid_$i"}, \%myconfig));
+
+      #Zusätzlich noch das Buchungsdatum in die Bücherkontrolle einbeziehen
+      # (Dient zur Prüfung ob ZE oder ZA geprüft werden soll)
       $form->error($locale->text('Cannot post payment for a closed period!'))
-        if ($datepaid <= $closedto);
+        if ($form->date_closed($form->{"datepaid_$i"})  && !$form->date_closed($form->{"gldate_$i"}, \%myconfig));
 
-      if ($form->{currency} ne $form->{defaultcurrency}) {
+      if ($form->{defaultcurrency} && ($form->{currency} ne $form->{defaultcurrency})) {
         $form->{"exchangerate_$i"} = $form->{exchangerate}
           if ($transdate == $datepaid);
         $form->isblank("exchangerate_$i",
@@ -899,38 +793,87 @@ sub post {
   }
 
   # if old vendor ne vendor redo form
-  ($vendor) = split /--/, $form->{vendor};
-  if ($form->{oldvendor} ne "$vendor--$form->{vendor_id}") {
+  if (($form->{previous_customer_id} || $form->{customer_id}) != $form->{customer_id}) {
     &update;
-    exit;
+    $::dispatcher->end_request;
   }
-  ($debitaccno,    $debittaxkey)    = split /--/, $form->{AP_amountselected};
-  ($taxkey,        $NULL)           = split /--/, $form->{taxchartselected};
-  ($payablesaccno, $payablestaxkey) = split /--/, $form->{APselected};
-  $form->{AP}{amount_1} = $debitaccno;
-  $form->{AP}{payables} = $payablesaccno;
-  $form->{taxkey}       = $taxkey;
+  $form->{storno}       = 0;
 
   $form->{id} = 0 if $form->{postasnew};
 
-  $form->redirect($locale->text('Transaction posted!'))
-    if (AP->post_transaction(\%myconfig, \%$form));
-  $form->error($locale->text('Cannot post transaction!'));
+  if (AP->post_transaction(\%myconfig, \%$form)) {
+    # create webdav folder
+    if ($::instance_conf->get_webdav) {
+      SL::Webdav->new(type     => 'accounts_payable',
+                      number   => $form->{invnumber},
+                     )->webdav_path;
+    }
+    # saving the history
+    if(!exists $form->{addition} && $form->{id} ne "") {
+      $form->{snumbers}  = qq|invnumber_| . $form->{invnumber};
+      $form->{addition}  = "POSTED";
+      $form->{what_done} = "invoice";
+      $form->save_history;
+    }
+    # /saving the history
+    # Dieser Text wird niemals ausgegeben: Probleme beim redirect?
+    $form->redirect($locale->text('AP transaction posted.')) unless $inline;
+  } else {
+    $form->error($locale->text('Cannot post transaction!'));
+  }
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
 sub post_as_new {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
+
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+
+  $main::auth->assert('ap_transactions');
 
   $form->{postasnew} = 1;
+  # saving the history
+  if(!exists $form->{addition} && $form->{id} ne "") {
+    # does this work? post_as_new for ap doesn't immediately save the
+    # invoice, because the invnumber has to be entered by hand.
+    # And the value of $form->{postasnew} isn't checked when calling post
+    $form->{snumbers}  = qq|invnumber_| . $form->{invnumber};
+    $form->{addition}  = "POSTED AS NEW";
+    $form->{what_done} = "invoice";
+    $form->save_history;
+  }
+  # /saving the history
   &post;
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
+}
+
+sub use_as_new {
+  $main::lxdebug->enter_sub();
+
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+
+  $main::auth->assert('ap_transactions');
+
+  map { delete $form->{$_} } qw(printed emailed queued invnumber invdate deliverydate id datepaid_1 gldate_1 acc_trans_id_1 source_1 memo_1 paid_1 exchangerate_1 AP_paid_1 storno);
+  $form->{paidaccounts} = 1;
+  $form->{rowcount}--;
+  $form->{invdate} = $form->current_date(\%myconfig);
+  &update;
+
+  $main::lxdebug->leave_sub();
 }
 
 sub delete {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
+
+  my $form     = $main::form;
+  my $locale   = $main::locale;
+
+  $main::auth->assert('ap_transactions');
 
   $form->{title} = $locale->text('Confirm!');
 
@@ -939,12 +882,11 @@ sub delete {
   delete $form->{header};
 
   print qq|
-<body>
-
 <form method=post action=$form->{script}>
 |;
 
-  foreach $key (keys %$form) {
+  foreach my $key (keys %$form) {
+    next if (($key eq 'login') || ($key eq 'password') || ('' ne ref $form->{$key}));
     $form->{$key} =~ s/\"/&quot;/g;
     print qq|<input type=hidden name=$key value="$form->{$key}">\n|;
   }
@@ -959,562 +901,279 @@ sub delete {
 <input name=action class=submit type=submit value="|
     . $locale->text('Yes') . qq|">
 </form>
-
-</body>
-</html>
 |;
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
 sub yes {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
+
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+  my $locale   = $main::locale;
+
+  $main::auth->assert('ap_transactions');
 
-  $form->redirect($locale->text('Transaction deleted!'))
-    if (AP->delete_transaction(\%myconfig, \%$form, $spool));
+  if (AP->delete_transaction(\%myconfig, \%$form)) {
+    # saving the history
+    if(!exists $form->{addition}) {
+      $form->{snumbers}  = qq|invnumber_| . $form->{invnumber};
+      $form->{addition}  = "DELETED";
+      $form->{what_done} = "invoice";
+      $form->save_history;
+    }
+    # /saving the history
+    $form->redirect($locale->text('Transaction deleted!'));
+  }
   $form->error($locale->text('Cannot delete transaction!'));
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
 sub search {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
 
-  # setup vendor selection
-  $form->all_vc(\%myconfig, "vendor", "AP");
+  $main::auth->assert('vendor_invoice_edit');
 
-  if (@{ $form->{all_vendor} }) {
-    map { $vendor .= "<option>$_->{name}--$_->{id}\n" }
-      @{ $form->{all_vendor} };
-    $vendor = qq|<select name=vendor><option>\n$vendor\n</select>|;
-  } else {
-    $vendor = qq|<input name=vendor size=35>|;
-  }
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+  my $locale   = $main::locale;
 
-  # departments
-  if (@{ $form->{all_departments} }) {
-    $form->{selectdepartment} = "<option>\n";
+  $form->{title}    = $locale->text('AP Transactions');
 
-    map {
-      $form->{selectdepartment} .=
-        "<option>$_->{description}--$_->{id}\n"
-    } (@{ $form->{all_departments} });
-  }
+  $form->get_lists(projects => { "key" => "ALL_PROJECTS", "all" => 1 });
 
-  $department = qq|
-	<tr>
-	  <th align=right nowrap>| . $locale->text('Department') . qq|</th>
-	  <td colspan=3><select name=department>$form->{selectdepartment}</select></td>
-	</tr>
-| if $form->{selectdepartment};
+  $::form->{ALL_DEPARTMENTS} = SL::DB::Manager::Department->get_all_sorted;
+  # constants and subs for template
+  $form->{vc_keys}   = sub { "$_[0]->{name}--$_[0]->{id}" };
 
-  $form->{title} = $locale->text('AP Transactions');
+  $::request->layout->add_javascripts("autocomplete_project.js");
 
-  # use JavaScript Calendar or not
-  $form->{jsscript} = $jscalendar;
-  $jsscript = "";
-  if ($form->{jsscript}) {
-
-    # with JavaScript Calendar
-    $button1 = qq|
-       <td><input name=transdatefrom id=transdatefrom size=11 title="$myconfig{dateformat}">
-       <input type=button name=transdatefrom id="trigger1" value=|
-      . $locale->text('button')
-      . qq|></td>
-      |;
-    $button2 = qq|
-       <td><input name=transdateto id=transdateto size=11 title="$myconfig{dateformat}">
-       <input type=button name=transdateto name=transdateto id="trigger2" value=|
-      . $locale->text('button')
-      . qq|></td>
-     |;
-
-    #write Trigger
-    $jsscript =
-      Form->write_trigger(\%myconfig, "2", "transdatefrom", "BR", "trigger1",
-                          "transdateto", "BL", "trigger2");
-  } else {
+  $form->header;
+  print $form->parse_html_template('ap/search', { %myconfig });
 
-    # without JavaScript Calendar
-    $button1 = qq|
-                              <td><input name=transdatefrom id=transdatefrom size=11 title="$myconfig{dateformat}"></td>|;
-    $button2 = qq|
-                              <td><input name=transdateto id=transdateto size=11 title="$myconfig{dateformat}"></td>|;
-  }
+  $main::lxdebug->leave_sub();
+}
 
-  $form->header;
+sub create_subtotal_row {
+  $main::lxdebug->enter_sub();
 
-  print qq|
-<body>
+  my ($totals, $columns, $column_alignment, $subtotal_columns, $class) = @_;
 
-<form method=post action=$form->{script}>
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
 
-<table width=100%>
-  <tr>
-    <th class=listtop>$form->{title}</th>
-  </tr>
-  <tr height="5"></tr>
-  <tr>
-    <td>
-      <table>
-	<tr>
-	  <th align=right>| . $locale->text('Vendor') . qq|</th>
-	  <td colspan=3>$vendor</td>
-	</tr>
-	$department
-	<tr>
-	  <th align=right nowrap>| . $locale->text('Invoice Number') . qq|</th>
-	  <td colspan=3><input name=invnumber size=20></td>
-	</tr>
-	<tr>
-	  <th align=right nowrap>| . $locale->text('Order Number') . qq|</th>
-	  <td colspan=3><input name=ordnumber size=20></td>
-	</tr>
-	<tr>
-	  <th align=right nowrap>| . $locale->text('Notes') . qq|</th>
-	  <td colspan=3><input name=notes size=40></td>
-	</tr>
-	<tr>
-	  <th align=right nowrap>| . $locale->text('From') . qq|</th>
-	  $button1
-	  <th align=right>| . $locale->text('Bis') . qq|</th>
-          $button2
-	</tr>
-        <input type=hidden name=sort value=transdate>
-      </table>
-    </td>
-  </tr>
-  <tr>
-    <td>
-      <table>
-	<tr>
-	  <th align=right nowrap>| . $locale->text('Include in Report') . qq|</th>
-	  <td>
-	    <table width=100%>
-	      <tr>
-		<td align=right><input name=open class=checkbox type=checkbox value=Y checked></td>
-		<td nowrap>| . $locale->text('Open') . qq|</td>
-		<td align=right><input name=closed class=checkbox type=checkbox value=Y></td>
-		<td nowrap>| . $locale->text('Closed') . qq|</td>
-	      </tr>
-	      <tr>
-		<td align=right><input name="l_id" class=checkbox type=checkbox value=Y></td>
-		<td nowrap>| . $locale->text('ID') . qq|</td>
-		<td align=right><input name="l_invnumber" class=checkbox type=checkbox value=Y checked></td>
-		<td nowrap>| . $locale->text('Invoice Number') . qq|</td>
-		<td align=right><input name="l_ordnumber" class=checkbox type=checkbox value=Y></td>
-		<td nowrap>| . $locale->text('Order Number') . qq|</td>
-	      </tr>
-	      <tr>
-		<td align=right><input name="l_name" class=checkbox type=checkbox value=Y checked></td>
-		<td nowrap>| . $locale->text('Vendor') . qq|</td>
-		<td align=right><input name="l_transdate" class=checkbox type=checkbox value=Y checked></td>
-		<td nowrap>| . $locale->text('Invoice Date') . qq|</td>
-		<td align=right><input name="l_netamount" class=checkbox type=checkbox value=Y></td>
-		<td nowrap>| . $locale->text('Amount') . qq|</td>
-	      </tr>
-	      <tr>
-		<td align=right><input name="l_tax" class=checkbox type=checkbox value=Y></td>
-		<td nowrap>| . $locale->text('Tax') . qq|</td>
-		<td align=right><input name="l_amount" class=checkbox type=checkbox value=Y checked></td>
-		<td nowrap>| . $locale->text('Total') . qq|</td>
-		<td align=right><input name="l_datepaid" class=checkbox type=checkbox value=Y></td>
-		<td nowrap>| . $locale->text('Date Paid') . qq|</td>
-	      </tr>
-	      <tr>
-		<td align=right><input name="l_paid" class=checkbox type=checkbox value=Y checked></td>
-		<td nowrap>| . $locale->text('Paid') . qq|</td>
-		<td align=right><input name="l_duedate" class=checkbox type=checkbox value=Y></td>
-		<td nowrap>| . $locale->text('Due Date') . qq|</td>
-		<td align=right><input name="l_due" class=checkbox type=checkbox value=Y></td>
-		<td nowrap>| . $locale->text('Amount Due') . qq|</td>
-	      </tr>
-	      <tr>
-		<td align=right><input name="l_notes" class=checkbox type=checkbox value=Y></td>
-		<td nowrap>| . $locale->text('Notes') . qq|</td>
-		<td align=right><input name="l_employee" class=checkbox type=checkbox value=Y></td>
-		<td nowrap>| . $locale->text('Employee') . qq|</td>
-	      </tr>
-	      <tr>
-		<td align=right><input name="l_subtotal" class=checkbox type=checkbox value=Y></td>
-		<td nowrap>| . $locale->text('Subtotal') . qq|</td>
-	      </tr>
-	    </table>
-	  </td>
-	</tr>
-      </table>
-    </td>
-  </tr>
-  <tr>
-    <td><hr size=3 noshade></td>
-  </tr>
-</table>
-
-$jsscript
-
-<br>
-<input type=hidden name=nextsub value=$form->{nextsub}>
-<input type=hidden name=path value=$form->{path}>
-<input type=hidden name=login value=$form->{login}>
-<input type=hidden name=password value=$form->{password}>
-
-<input class=submit type=submit name=action value="|
-    . $locale->text('Continue') . qq|">
-</form>
+  my $row = { map { $_ => { 'data' => '', 'class' => $class, 'align' => $column_alignment->{$_}, } } @{ $columns } };
 
-</body>
-</html>
-|;
+  map { $row->{$_}->{data} = $form->format_amount(\%myconfig, $totals->{$_}, 2) } @{ $subtotal_columns };
+
+  $row->{tax}->{data} = $form->format_amount(\%myconfig, $totals->{amount} - $totals->{netamount}, 2);
+
+  map { $totals->{$_} = 0 } @{ $subtotal_columns };
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
+
+  return $row;
 }
 
 sub ap_transactions {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
 
-  $form->{vendor} = $form->unescape($form->{vendor});
-  ($form->{vendor}, $form->{vendor_id}) = split(/--/, $form->{vendor});
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+  my $locale   = $main::locale;
 
-  AP->ap_transactions(\%myconfig, \%$form);
+  $main::auth->assert('vendor_invoice_edit');
 
-  $callback =
-    "$form->{script}?action=ap_transactions&path=$form->{path}&login=$form->{login}&password=$form->{password}";
-  $href = $callback;
+  report_generator_set_default_sort('transdate', 1);
 
-  if ($form->{vendor}) {
-    $callback .= "&vendor=" . $form->escape($form->{vendor}, 1);
-    $href .= "&vendor=" . $form->escape($form->{vendor});
-    $option .= $locale->text('Vendor') . " : $form->{vendor}";
-  }
-  if ($form->{department}) {
-    $callback .= "&department=" . $form->escape($form->{department}, 1);
-    $href .= "&department=" . $form->escape($form->{department});
-    ($department) = split /--/, $form->{department};
-    $option .= "\n<br>" if ($option);
-    $option .= $locale->text('Department') . " : $department";
-  }
-  if ($form->{invnumber}) {
-    $callback .= "&invnumber=" . $form->escape($form->{invnumber}, 1);
-    $href .= "&invnumber=" . $form->escape($form->{invnumber});
-    $option .= "\n<br>" if ($option);
-    $option .= $locale->text('Invoice Number') . " : $form->{invnumber}";
-  }
-  if ($form->{ordnumber}) {
-    $callback .= "&ordnumber=" . $form->escape($form->{ordnumber}, 1);
-    $href .= "&ordnumber=" . $form->escape($form->{ordnumber});
-    $option .= "\n<br>" if ($option);
-    $option .= $locale->text('Order Number') . " : $form->{ordnumber}";
-  }
-  if ($form->{notes}) {
-    $callback .= "&notes=" . $form->escape($form->{notes}, 1);
-    $href .= "&notes=" . $form->escape($form->{notes});
-    $option .= "\n<br>" if $option;
-    $option .= $locale->text('Notes') . " : $form->{notes}";
-  }
+  AP->ap_transactions(\%myconfig, \%$form);
 
-  if ($form->{transdatefrom}) {
-    $callback .= "&transdatefrom=$form->{transdatefrom}";
-    $href     .= "&transdatefrom=$form->{transdatefrom}";
-    $option   .= "\n<br>" if ($option);
-    $option   .=
-        $locale->text('From') . " "
-      . $locale->date(\%myconfig, $form->{transdatefrom}, 1);
-  }
-  if ($form->{transdateto}) {
-    $callback .= "&transdateto=$form->{transdateto}";
-    $href     .= "&transdateto=$form->{transdateto}";
-    $option   .= "\n<br>" if ($option);
-    $option   .=
-        $locale->text('Bis') . " "
-      . $locale->date(\%myconfig, $form->{transdateto}, 1);
-  }
-  if ($form->{open}) {
-    $callback .= "&open=$form->{open}";
-    $href     .= "&open=$form->{open}";
-    $option   .= "\n<br>" if ($option);
-    $option   .= $locale->text('Open');
-  }
-  if ($form->{closed}) {
-    $callback .= "&closed=$form->{closed}";
-    $href     .= "&closed=$form->{closed}";
-    $option   .= "\n<br>" if ($option);
-    $option   .= $locale->text('Closed');
+  $form->{title} = $locale->text('AP Transactions');
+
+  my $report = SL::ReportGenerator->new(\%myconfig, $form);
+
+  my @columns =
+    qw(transdate id type invnumber ordnumber name netamount tax amount paid datepaid
+       due duedate transaction_description notes employee globalprojectnumber
+       vendornumber country ustid taxzone payment_terms charts direct_debit);
+
+  my @hidden_variables = map { "l_${_}" } @columns;
+  push @hidden_variables, "l_subtotal", qw(open closed vendor invnumber ordnumber transaction_description notes project_id transdatefrom transdateto
+                                           parts_partnumber parts_description);
+
+  my $href = build_std_url('action=ap_transactions', grep { $form->{$_} } @hidden_variables);
+
+  my %column_defs = (
+    'transdate'               => { 'text' => $locale->text('Date'), },
+    'id'                      => { 'text' => $locale->text('ID'), },
+    'type'                    => { 'text' => $locale->text('Type'), },
+    'invnumber'               => { 'text' => $locale->text('Invoice'), },
+    'ordnumber'               => { 'text' => $locale->text('Order'), },
+    'name'                    => { 'text' => $locale->text('Vendor'), },
+    'netamount'               => { 'text' => $locale->text('Amount'), },
+    'tax'                     => { 'text' => $locale->text('Tax'), },
+    'amount'                  => { 'text' => $locale->text('Total'), },
+    'paid'                    => { 'text' => $locale->text('Paid'), },
+    'datepaid'                => { 'text' => $locale->text('Date Paid'), },
+    'due'                     => { 'text' => $locale->text('Amount Due'), },
+    'duedate'                 => { 'text' => $locale->text('Due Date'), },
+    'transaction_description' => { 'text' => $locale->text('Transaction description'), },
+    'notes'                   => { 'text' => $locale->text('Notes'), },
+    'employee'                => { 'text' => $locale->text('Employee'), },
+    'globalprojectnumber'     => { 'text' => $locale->text('Document Project Number'), },
+    'vendornumber'            => { 'text' => $locale->text('Vendor Number'), },
+    'country'                 => { 'text' => $locale->text('Country'), },
+    'ustid'                   => { 'text' => $locale->text('USt-IdNr.'), },
+    'taxzone'                 => { 'text' => $locale->text('Tax rate'), },
+    'payment_terms'           => { 'text' => $locale->text('Payment Terms'), },
+    'charts'                  => { 'text' => $locale->text('Buchungskonto'), },
+    'direct_debit'            => { 'text' => $locale->text('direct debit'), },
+  );
+
+  foreach my $name (qw(id transdate duedate invnumber ordnumber name datepaid employee shippingpoint shipvia transaction_description direct_debit)) {
+    my $sortdir                 = $form->{sort} eq $name ? 1 - $form->{sortdir} : $form->{sortdir};
+    $column_defs{$name}->{link} = $href . "&sort=$name&sortdir=$sortdir";
   }
 
-  @columns =
-    $form->sort_columns(
-    qw(transdate id invnumber ordnumber name netamount tax amount paid datepaid due duedate notes employee)
+  my %column_alignment = map { $_ => 'right' } qw(netamount tax amount paid due);
+
+  $form->{"l_type"} = "Y";
+  map { $column_defs{$_}->{visible} = $form->{"l_${_}"} ? 1 : 0 } @columns;
+
+  $report->set_columns(%column_defs);
+  $report->set_column_order(@columns);
+
+  $report->set_export_options('ap_transactions', @hidden_variables, qw(sort sortdir));
+
+  $report->set_sort_indicator($form->{sort}, $form->{sortdir});
+
+  my @options;
+  push @options, $locale->text('Vendor')                  . " : $form->{vendor}"                         if ($form->{vendor});
+  push @options, $locale->text('Contact Person')          . " : $form->{cp_name}"                        if ($form->{cp_name});
+  push @options, $locale->text('Department')              . " : $form->{department}"                     if ($form->{department});
+  push @options, $locale->text('Invoice Number')          . " : $form->{invnumber}"                      if ($form->{invnumber});
+  push @options, $locale->text('Order Number')            . " : $form->{ordnumber}"                      if ($form->{ordnumber});
+  push @options, $locale->text('Notes')                   . " : $form->{notes}"                          if ($form->{notes});
+  push @options, $locale->text('Transaction description') . " : $form->{transaction_description}"        if ($form->{transaction_description});
+  push @options, $locale->text('Part Description')        . " : $form->{parts_description}"              if $form->{parts_description};
+  push @options, $locale->text('Part Number')             . " : $form->{parts_partnumber}"               if $form->{parts_partnumber};
+  push @options, $locale->text('From') . " " . $locale->date(\%myconfig, $form->{transdatefrom}, 1)      if ($form->{transdatefrom});
+  push @options, $locale->text('Bis')  . " " . $locale->date(\%myconfig, $form->{transdateto},   1)      if ($form->{transdateto});
+  push @options, $locale->text('Open')                                                                   if ($form->{open});
+  push @options, $locale->text('Closed')                                                                 if ($form->{closed});
+
+  $report->set_options('top_info_text'        => join("\n", @options),
+                       'raw_bottom_info_text' => $form->parse_html_template('ap/ap_transactions_bottom'),
+                       'output_format'        => 'HTML',
+                       'title'                => $form->{title},
+                       'attachment_basename'  => $locale->text('vendor_invoice_list') . strftime('_%Y%m%d', localtime time),
     );
+  $report->set_options_from_form();
+  $locale->set_numberformat_wo_thousands_separator(\%myconfig) if lc($report->{options}->{output_format}) eq 'csv';
 
-  foreach $item (@columns) {
-    if ($form->{"l_$item"} eq "Y") {
-      push @column_index, $item;
+  # add sort and escape callback, this one we use for the add sub
+  $form->{callback} = $href .= "&sort=$form->{sort}";
 
-      # add column to href and callback
-      $callback .= "&l_$item=Y";
-      $href     .= "&l_$item=Y";
-    }
-  }
+  # escape callback for href
+  my $callback = $form->escape($href);
 
-  if ($form->{l_subtotal} eq 'Y') {
-    $callback .= "&l_subtotal=Y";
-    $href     .= "&l_subtotal=Y";
-  }
+  my @subtotal_columns = qw(netamount amount paid due);
 
-  $column_header{id} =
-      qq|<th><a class=listheading href=$href&sort=id>|
-    . $locale->text('ID')
-    . qq|</a></th>|;
-  $column_header{transdate} =
-      qq|<th><a class=listheading href=$href&sort=transdate>|
-    . $locale->text('Date')
-    . qq|</a></th>|;
-  $column_header{duedate} =
-      qq|<th><a class=listheading href=$href&sort=duedate>|
-    . $locale->text('Due Date')
-    . qq|</a></th>|;
-  $column_header{due} =
-    qq|<th class=listheading>| . $locale->text('Amount Due') . qq|</th>|;
-  $column_header{invnumber} =
-      qq|<th><a class=listheading href=$href&sort=invnumber>|
-    . $locale->text('Invoice')
-    . qq|</a></th>|;
-  $column_header{ordnumber} =
-      qq|<th><a class=listheading href=$href&sort=ordnumber>|
-    . $locale->text('Order')
-    . qq|</a></th>|;
-  $column_header{name} =
-      qq|<th><a class=listheading href=$href&sort=name>|
-    . $locale->text('Vendor')
-    . qq|</a></th>|;
-  $column_header{netamount} =
-    qq|<th class=listheading>| . $locale->text('Amount') . qq|</th>|;
-  $column_header{tax} =
-    qq|<th class=listheading>| . $locale->text('Tax') . qq|</th>|;
-  $column_header{amount} =
-    qq|<th class=listheading>| . $locale->text('Total') . qq|</th>|;
-  $column_header{paid} =
-    qq|<th class=listheading>| . $locale->text('Paid') . qq|</th>|;
-  $column_header{datepaid} =
-      qq|<th><a class=listheading href=$href&sort=datepaid>|
-    . $locale->text('Date Paid')
-    . qq|</a></th>|;
-  $column_header{notes} =
-    qq|<th class=listheading>| . $locale->text('Notes') . qq|</th>|;
-  $column_header{employee} =
-    "<th><a class=listheading href=$href&sort=employee>"
-    . $locale->text('Employee') . "</th>";
+  my %totals    = map { $_ => 0 } @subtotal_columns;
+  my %subtotals = map { $_ => 0 } @subtotal_columns;
 
-  $form->{title} = $locale->text('AP Transactions');
+  my $idx = 0;
 
-  $form->header;
+  foreach my $ap (@{ $form->{AP} }) {
+    $ap->{tax} = $ap->{amount} - $ap->{netamount};
+    $ap->{due} = $ap->{amount} - $ap->{paid};
 
-  print qq|
-<body>
-
-<table width=100%>
-  <tr>
-    <th class=listtop>$form->{title}</th>
-  </tr>
-  <tr height="5"></tr>
-  <tr>
-    <td>$option</td>
-  </tr>
-  <tr>
-    <td>
-      <table width=100%>
-	<tr class=listheading>
-|;
+    map { $subtotals{$_} += $ap->{$_};
+          $totals{$_}    += $ap->{$_} } @subtotal_columns;
 
-  map { print "\n$column_header{$_}" } @column_index;
+    map { $ap->{$_} = $form->format_amount(\%myconfig, $ap->{$_}, 2) } qw(netamount tax amount paid due);
 
-  print qq|
-	</tr>
-|;
+    my $is_storno  = $ap->{storno} &&  $ap->{storno_id};
+    my $has_storno = $ap->{storno} && !$ap->{storno_id};
 
-  # add sort and escape callback
-  $form->{callback} = "$callback&sort=$form->{sort}";
-  $callback = $form->escape($form->{callback});
+    if ($ap->{invoice}) {
+      $ap->{type} =
+          $has_storno       ? $locale->text("Invoice with Storno (abbreviation)")
+        : $is_storno        ? $locale->text("Storno (one letter abbreviation)")
+        :                     $locale->text("Invoice (one letter abbreviation)");
+    } else {
+      $ap->{type} =
+          $has_storno       ? $locale->text("AP Transaction with Storno (abbreviation)")
+        : $is_storno        ? $locale->text("AP Transaction Storno (one letter abbreviation)")
+        :                     $locale->text("AP Transaction (abbreviation)");
+    }
 
-  if (@{ $form->{AP} }) {
-    $sameitem = $form->{AP}->[0]->{ $form->{sort} };
-  }
+    $ap->{direct_debit} = $ap->{direct_debit} ? $::locale->text('yes') : $::locale->text('no');
 
-  # sums and tax on reports by Antonio Gallardo
-  #
-  foreach $ap (@{ $form->{AP} }) {
+    my $row = { };
 
-    if ($form->{l_subtotal} eq 'Y') {
-      if ($sameitem ne $ap->{ $form->{sort} }) {
-        &ap_subtotal;
-        $sameitem = $ap->{ $form->{sort} };
-      }
+    foreach my $column (@columns) {
+      $row->{$column} = {
+        'data'  => $ap->{$column},
+        'align' => $column_alignment{$column},
+      };
     }
 
-    $column_data{netamount} =
-        "<td align=right>"
-      . $form->format_amount(\%myconfig, $ap->{netamount}, 2, "&nbsp;")
-      . "</td>";
-    $column_data{tax} = "<td align=right>"
-      . $form->format_amount(\%myconfig, $ap->{amount} - $ap->{netamount},
-                             2, "&nbsp;")
-      . "</td>";
-    $column_data{amount} =
-      "<td align=right>"
-      . $form->format_amount(\%myconfig, $ap->{amount}, 2, "&nbsp;") . "</td>";
-    $column_data{paid} =
-      "<td align=right>"
-      . $form->format_amount(\%myconfig, $ap->{paid}, 2, "&nbsp;") . "</td>";
-    $column_data{due} = "<td align=right>"
-      . $form->format_amount(\%myconfig, $ap->{amount} - $ap->{paid},
-                             2, "&nbsp;")
-      . "</td>";
-
-    $totalnetamount += $ap->{netamount};
-    $totalamount    += $ap->{amount};
-    $totalpaid      += $ap->{paid};
-    $totaldue       += ($ap->{amount} - $ap->{paid});
-
-    $subtotalnetamount += $ap->{netamount};
-    $subtotalamount    += $ap->{amount};
-    $subtotalpaid      += $ap->{paid};
-    $subtotaldue       += ($ap->{amount} - $ap->{paid});
-
-    $column_data{transdate} = "<td>$ap->{transdate}&nbsp;</td>";
-    $column_data{duedate}   = "<td>$ap->{duedate}&nbsp;</td>";
-    $column_data{datepaid}  = "<td>$ap->{datepaid}&nbsp;</td>";
-
-    $module = ($ap->{invoice}) ? "ir.pl" : $form->{script};
-
-    $column_data{invnumber} =
-      qq|<td><a href="$module?action=edit&path=$form->{path}&id=$ap->{id}&login=$form->{login}&password=$form->{password}&callback=$callback">$ap->{invnumber}</a></td>|;
-    $column_data{id}        = "<td>$ap->{id}</td>";
-    $column_data{ordnumber} = "<td>$ap->{ordnumber}&nbsp;</td>";
-    $column_data{name}      = "<td>$ap->{name}</td>";
-    $ap->{notes} =~ s/\r\n/<br>/g;
-    $column_data{notes}    = "<td>$ap->{notes}&nbsp;</td>";
-    $column_data{employee} = "<td>$ap->{employee}&nbsp;</td>";
-
-    $i++;
-    $i %= 2;
-    print "
-        <tr class=listrow$i >
-";
-
-    map { print "\n$column_data{$_}" } @column_index;
-
-    print qq|
-	</tr>
-|;
-
-  }
+    $row->{invnumber}->{link} = build_std_url("script=" . ($ap->{invoice} ? 'ir.pl' : 'ap.pl'), 'action=edit')
+      . "&id=" . E($ap->{id}) . "&callback=${callback}";
 
-  if ($form->{l_subtotal} eq 'Y') {
-    &ap_subtotal;
-  }
+    my $row_set = [ $row ];
 
-  # print totals
-  print qq|
-        <tr class=listtotal>
-|;
+    if (($form->{l_subtotal} eq 'Y')
+        && (($idx == (scalar @{ $form->{AP} } - 1))
+            || ($ap->{ $form->{sort} } ne $form->{AP}->[$idx + 1]->{ $form->{sort} }))) {
+      push @{ $row_set }, create_subtotal_row(\%subtotals, \@columns, \%column_alignment, \@subtotal_columns, 'listsubtotal');
+    }
 
-  map { $column_data{$_} = "<td>&nbsp;</td>" } @column_index;
-
-  $column_data{netamount} =
-    "<th class=listtotal align=right>"
-    . $form->format_amount(\%myconfig, $totalnetamount, 2, "&nbsp;") . "</th>";
-  $column_data{tax} = "<th class=listtotal align=right>"
-    . $form->format_amount(\%myconfig, $totalamount - $totalnetamount,
-                           2, "&nbsp;")
-    . "</th>";
-  $column_data{amount} =
-    "<th class=listtotal align=right>"
-    . $form->format_amount(\%myconfig, $totalamount, 2, "&nbsp;") . "</th>";
-  $column_data{paid} =
-    "<th class=listtotal align=right>"
-    . $form->format_amount(\%myconfig, $totalpaid, 2, "&nbsp;") . "</th>";
-  $column_data{due} =
-    "<th class=listtotal align=right>"
-    . $form->format_amount(\%myconfig, $totaldue, 2, "&nbsp;") . "</th>";
-
-  map { print "$column_data{$_}\n" } @column_index;
+    $report->add_data($row_set);
 
-  print qq|
-        </tr>
-      </table>
-    </td>
-  </tr>
-  <tr>
-    <td><hr size=3 noshade></td>
-  </tr>  
-</table>
-
-<br>
-<form method=post action=$form->{script}>
- 
-<input name=callback type=hidden value="$form->{callback}">
-  
-<input type=hidden name=path value=$form->{path}>
-<input type=hidden name=login value=$form->{login}>
-<input type=hidden name=password value=$form->{password}>
-   
-<input class=submit type=submit name=action value="|
-    . $locale->text('AP Transaction') . qq|">
-
-<input class=submit type=submit name=action value="|
-    . $locale->text('Vendor Invoice') . qq|">|;
-
-  if ($form->{menubar}) {
-    require "$form->{path}/menu.pl";
-    &menubar;
+    $idx++;
   }
 
-  print qq|
-  </form>
+  $report->add_separator();
+  $report->add_data(create_subtotal_row(\%totals, \@columns, \%column_alignment, \@subtotal_columns, 'listtotal'));
 
-</body>
-</html>
-|;
+  $report->generate_with_headers();
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
-sub ap_subtotal {
-  $lxdebug->enter_sub();
-
-  map { $column_data{$_} = "<td>&nbsp;</td>" } @column_index;
-
-  $column_data{netamount} =
-      "<th class=listsubtotal align=right>"
-    . $form->format_amount(\%myconfig, $subtotalnetamount, 2, "&nbsp;")
-    . "</th>";
-  $column_data{tax} = "<th class=listsubtotal align=right>"
-    . $form->format_amount(\%myconfig, $subtotalamount - $subtotalnetamount,
-                           2, "&nbsp;")
-    . "</th>";
-  $column_data{amount} =
-    "<th class=listsubtotal align=right>"
-    . $form->format_amount(\%myconfig, $subtotalamount, 2, "&nbsp;") . "</th>";
-  $column_data{paid} =
-    "<th class=listsubtotal align=right>"
-    . $form->format_amount(\%myconfig, $subtotalpaid, 2, "&nbsp;") . "</th>";
-  $column_data{due} =
-    "<th class=listsubtotal align=right>"
-    . $form->format_amount(\%myconfig, $subtotaldue, 2, "&nbsp;") . "</th>";
-
-  $subtotalnetamount = 0;
-  $subtotalamount    = 0;
-  $subtotalpaid      = 0;
-  $subtotaldue       = 0;
-
-  print "<tr class=listsubtotal>";
-
-  map { print "\n$column_data{$_}" } @column_index;
+sub storno {
+  $main::lxdebug->enter_sub();
 
-  print qq|
-  </tr>
-|;
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+  my $locale   = $main::locale;
 
-  $lxdebug->leave_sub();
-}
+  $main::auth->assert('ap_transactions');
 
+  if (IS->has_storno(\%myconfig, $form, 'ap')) {
+    $form->{title} = $locale->text("Cancel Accounts Payables Transaction");
+    $form->error($locale->text("Transaction has already been cancelled!"));
+  }
+
+  $form->error($locale->text('Cannot post storno for a closed period!'))
+    if ( $form->date_closed($form->{transdate}, \%myconfig));
+
+  AP->storno($form, \%myconfig, $form->{id});
+
+  # saving the history
+  if(!exists $form->{addition} && $form->{id} ne "") {
+    $form->{snumbers}  = qq|invnumber_| . $form->{invnumber};
+    $form->{addition}  = "STORNO";
+    $form->{what_done} = "invoice";
+    $form->save_history;
+  }
+  # /saving the history
+
+  $form->redirect(sprintf $locale->text("Transaction %d cancelled."), $form->{storno_id});
+
+  $main::lxdebug->leave_sub();
+}