Währung in Verkaufs-/Einkaufsrechnungj
[kivitendo-erp.git] / bin / mozilla / ir.pl
index 7e610f3..f909d86 100644 (file)
 #
 #======================================================================
 
+use SL::FU;
 use SL::IR;
 use SL::IS;
 use SL::PE;
+use List::Util qw(max sum);
 
 require "bin/mozilla/io.pl";
+require "bin/mozilla/invoice_io.pl";
 require "bin/mozilla/arap.pl";
 require "bin/mozilla/common.pl";
 require "bin/mozilla/drafts.pl";
 
+use strict;
+
 1;
 
 # end of main
 
 sub add {
-  $lxdebug->enter_sub();
-  $form->{"Watchdog::invdate,duedate,vendor,vendor_id"} = 1;
+  $main::lxdebug->enter_sub();
+
+  my $form     = $main::form;
+  my $locale   = $main::locale;
+
+  $main::auth->assert('vendor_invoice_edit');
 
-  return $lxdebug->leave_sub() if (load_draft_maybe());
+  return $main::lxdebug->leave_sub() if (load_draft_maybe());
 
-  $form->{title} = $locale->text('Add Vendor Invoice');
+  $form->{title} = $locale->text('Record Vendor Invoice');
 
   &invoice_links;
   &prepare_invoice;
   &display_form;
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
 sub edit {
-  $lxdebug->enter_sub();
-  
+  $main::lxdebug->enter_sub();
+
+  my $form     = $main::form;
+  my $locale   = $main::locale;
+
+  $main::auth->assert('vendor_invoice_edit');
+
   # show history button
   $form->{javascript} = qq|<script type=text/javascript src=js/show_history.js></script>|;
   #/show hhistory button
-  
+
   $form->{title} = $locale->text('Edit Vendor Invoice');
 
   &invoice_links;
   &prepare_invoice;
   &display_form;
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
 sub invoice_links {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
+
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+
+  $main::auth->assert('vendor_invoice_edit');
+
+  $form->{vc} = 'vendor';
 
   # create links
-  $form->{webdav}   = $webdav;
+  $form->{webdav}   = $::lx_office_conf{features}->{webdav};
   $form->{jsscript} = 1;
 
   $form->create_links("AP", \%myconfig, "vendor");
 
   #quote all_vendor Bug 133
-  foreach $ref (@{ $form->{all_vendor} }) {
+  foreach my $ref (@{ $form->{all_vendor} }) {
     $ref->{name} = $form->quote($ref->{name});
   }
 
@@ -94,6 +115,8 @@ sub invoice_links {
       $form->{vendor_id} = $form->{all_vendor}->[0]->{id};
     }
   }
+
+  my ($payment_id, $language_id, $taxzone_id, $currency);
   if ($form->{payment_id}) {
     $payment_id = $form->{payment_id};
   }
@@ -103,12 +126,15 @@ sub invoice_links {
   if ($form->{taxzone_id}) {
     $taxzone_id = $form->{taxzone_id};
   }
+  if ($form->{currency}) {
+    $currency = $form->{currency};
+  }
 
-  $cp_id = $form->{cp_id};
+  my $cp_id = $form->{cp_id};
   IR->get_vendor(\%myconfig, \%$form);
   IR->retrieve_invoice(\%myconfig, \%$form);
   $form->{cp_id} = $cp_id;
+
   if ($payment_id) {
     $form->{payment_id} = $payment_id;
   }
@@ -118,11 +144,21 @@ sub invoice_links {
   if ($taxzone_id) {
     $form->{taxzone_id} = $taxzone_id;
   }
+  if ($currency) {
+    $form->{currency} = $currency;
+  }
 
+  my @curr = split(/:/, $form->{currencies}); #seems to be missing
   map { $form->{selectcurrency} .= "<option>$_\n" } @curr;
 
   $form->{oldvendor} = "$form->{vendor}--$form->{vendor_id}";
 
+  # build vendor/customer drop down comatibility... don't ask
+  if (@{ $form->{"all_vendor"} || [] }) {
+    $form->{"selectvendor"} = 1;
+    $form->{vendor}         = qq|$form->{vendor}--$form->{vendor_id}|;
+  }
+
   # departments
   if ($form->{all_departments}) {
     $form->{selectdepartment} = "<option>\n";
@@ -131,28 +167,32 @@ sub invoice_links {
     map {
       $form->{selectdepartment} .=
         "<option>$_->{description}--$_->{id}\n"
-    } (@{ $form->{all_departments} });
+    } (@{ $form->{all_departments} || [] });
   }
 
   # forex
   $form->{forex} = $form->{exchangerate};
-  $exchangerate = ($form->{exchangerate}) ? $form->{exchangerate} : 1;
+  my $exchangerate = ($form->{exchangerate}) ? $form->{exchangerate} : 1;
 
-  foreach $key (keys %{ $form->{AP_links} }) {
+  foreach my $key (keys %{ $form->{AP_links} }) {
 
-    foreach $ref (@{ $form->{AP_links}{$key} }) {
-      $form->{"select$key"} .= "<option>$ref->{accno}--$ref->{description}\n";
+    foreach my $ref (@{ $form->{AP_links}{$key} }) {
+      $form->{"select$key"} .= "<option>$ref->{accno}--$ref->{description}</option>";
     }
 
+    next unless $form->{acc_trans}{$key};
+
     if ($key eq "AP_paid") {
-      for $i (1 .. scalar @{ $form->{acc_trans}{$key} }) {
+      for my $i (1 .. scalar @{ $form->{acc_trans}{$key} }) {
         $form->{"AP_paid_$i"} =
           "$form->{acc_trans}{$key}->[$i-1]->{accno}--$form->{acc_trans}{$key}->[$i-1]->{description}";
 
+        $form->{"acc_trans_id_$i"} = $form->{acc_trans}{$key}->[$i - 1]->{acc_trans_id};
         # reverse paid
         $form->{"paid_$i"}     = $form->{acc_trans}{$key}->[$i - 1]->{amount};
         $form->{"datepaid_$i"} =
           $form->{acc_trans}{$key}->[$i - 1]->{transdate};
+        $form->{"gldate_$i"}   = $form->{acc_trans}{$key}->[$i - 1]->{gldate};
         $form->{"forex_$i"} = $form->{"exchangerate_$i"} =
           $form->{acc_trans}{$key}->[$i - 1]->{exchangerate};
         $form->{"source_$i"} = $form->{acc_trans}{$key}->[$i - 1]->{source};
@@ -175,24 +215,35 @@ sub invoice_links {
     ($form->datetonum($form->{invdate}, \%myconfig) <=
      $form->datetonum($form->{closedto}, \%myconfig));
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
 sub prepare_invoice {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
+
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+
+  $main::auth->assert('vendor_invoice_edit');
 
   if ($form->{id}) {
 
     map { $form->{$_} =~ s/\"/&quot;/g } qw(invnumber ordnumber quonumber);
 
     my $i = 0;
-    foreach $ref (@{ $form->{invoice_details} }) {
+    foreach my $ref (@{ $form->{invoice_details} }) {
       $i++;
       map { $form->{"${_}_$i"} = $ref->{$_} } keys %{$ref};
-
-      ($dec) = ($form->{"sellprice_$i"} =~ /\.(\d+)/);
+      # übernommen aus is.pl Fix für Bug 1642. Nebenwirkungen? jb 12.5.2011
+      # getestet: Lieferantenauftrag -> Rechnung i.O.
+      #           Lieferantenauftrag -> Lieferschein -> Rechnung i.O.
+      # Werte: 20% (Lieferantenrabatt), 12,4% individuell und 0,4 individuell s.a.
+      # Screenshot zu Bug 1642
+      $form->{"discount_$i"}   = $form->format_amount(\%myconfig, $form->{"discount_$i"} * 100);
+
+      my ($dec) = ($form->{"sellprice_$i"} =~ /\.(\d+)/);
       $dec           = length $dec;
-      $decimalplaces = ($dec > 2) ? $dec : 2;
+      my $decimalplaces = ($dec > 2) ? $dec : 2;
 
       $form->{"sellprice_$i"} =
         $form->format_amount(\%myconfig, $form->{"sellprice_$i"},
@@ -208,723 +259,232 @@ sub prepare_invoice {
     }
   }
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
 sub form_header {
-  $lxdebug->enter_sub();
-
-  # set option selected
-  foreach $item (qw(AP vendor currency department)) {
-    $form->{"select$item"} =~ s/ selected//;
-    $form->{"select$item"} =~
-      s/option>\Q$form->{$item}\E/option selected>$form->{$item}/;
-  }
-
-  if ($form->{old_employee_id}) {
-    $form->{employee_id} = $form->{old_employee_id};
-  }
-  if ($form->{old_salesman_id}) {
-    $form->{salesman_id} = $form->{old_salesman_id};
-  }
-
-  $form->{defaultcurrency} = $form->get_default_currency(\%myconfig);
+  $main::lxdebug->enter_sub();
 
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+  my $locale   = $main::locale;
+  my $cgi      = $::request->{cgi};
 
-  $form->{radier} =
-    ($form->current_date(\%myconfig) eq $form->{gldate}) ? 1 : 0;
+  $main::auth->assert('vendor_invoice_edit');
 
-  $form->{exchangerate} =
-    $form->format_amount(\%myconfig, $form->{exchangerate});
+  my %TMPL_VAR = ();
+  my @custom_hiddens;
 
-  $form->{creditlimit} =
-    $form->format_amount(\%myconfig, $form->{creditlimit}, 0, "0");
-  $form->{creditremaining} =
-    $form->format_amount(\%myconfig, $form->{creditremaining}, 0, "0");
+  $form->{employee_id} = $form->{old_employee_id} if $form->{old_employee_id};
+  $form->{salesman_id} = $form->{old_salesman_id} if $form->{old_salesman_id};
 
-  $exchangerate = "";
-  if ($form->{currency} ne $form->{defaultcurrency}) {
-    if ($form->{forex}) {
-      $exchangerate .= qq|
-                <th align=right nowrap>|
-        . $locale->text('Exchangerate') . qq|</th>
-                <td>$form->{exchangerate}<input type=hidden name=exchangerate value=$form->{exchangerate}></td>
-|;
-    } else {
-      $exchangerate .= qq|
-                <th align=right nowrap>|
-        . $locale->text('Exchangerate') . qq|</th>
-                <td><input name=exchangerate size=10 value=$form->{exchangerate}></td>
-|;
-    }
-  }
-  $exchangerate .= qq|
-<input type=hidden name=forex value=$form->{forex}>
-|;
+  $form->{defaultcurrency} = $form->get_default_currency(\%myconfig);
 
   my @old_project_ids = ($form->{"globalproject_id"});
-  map({ push(@old_project_ids, $form->{"project_id_$_"})
-          if ($form->{"project_id_$_"}); } (1..$form->{"rowcount"}));
-
-  $form->get_lists("contacts" => "ALL_CONTACTS",
-                   "projects" => { "key" => "ALL_PROJECTS",
-                                   "all" => 0,
-                                   "old_id" => \@old_project_ids },
-                   "taxzones" => "ALL_TAXZONES",
-                   "employees" => "ALL_SALESMEN",
-                   "currencies" => "ALL_CURRENCIES",
-                   "vendors" => "ALL_VENDORS");
-
-  my %labels;
-  my @values = (undef);
-  foreach my $item (@{ $form->{"ALL_CONTACTS"} }) {
-    push(@values, $item->{"cp_id"});
-    $labels{$item->{"cp_id"}} = $item->{"cp_name"} .
-      ($item->{"cp_abteilung"} ? " ($item->{cp_abteilung})" : "");
-  }
-
-  my $contact;
-  if (scalar @values > 1) {
-    $contact = qq|
-    <tr>
-      <th align="right">| . $locale->text('Contact Person') . qq|</th>
-      <td>| .
-      NTI($cgi->popup_menu('-name' => 'cp_id', '-values' => \@values, '-style' => 'width: 250px',
-                           '-labels' => \%labels, '-default' => $form->{"cp_id"}))
-      . qq|
-      </td>
-    </tr>|;
-  }
-
-  %labels = ();
-  @values = ("");
-  foreach my $item (@{ $form->{"ALL_PROJECTS"} }) {
-    push(@values, $item->{"id"});
-    $labels{$item->{"id"}} = $item->{"projectnumber"};
-  }
-  my $globalprojectnumber =
-    NTI($cgi->popup_menu('-name' => 'globalproject_id', '-values' => \@values,
-                         '-labels' => \%labels,
-                         '-default' => $form->{"globalproject_id"}));
-  %labels = ();
-  @values = ();
-  my $i = 0;
-  foreach my $item (@{ $form->{"ALL_CURRENCIES"} }) {
-    push(@values, $item);
-    $labels{$item} = $item;
-  }
-  
-  $form->{currency} = $form->{defaultcurrency} unless $form->{currency};
-  my $currencies;
-  if (scalar @values) {
-    $currencies = qq|
-    <tr>
-      <th align="right">| . $locale->text('Currency') . qq|</th>
-      <td>| .
-        NTI($cgi->popup_menu('-name' => 'currency', '-default' => $form->{"currency"},
-                             '-values' => \@values, '-labels' => \%labels)) . qq|
-      </td>
-    </tr>|;
-  }
-
-  %labels = ();
-  @values = ();
-  my $i = 0;
-  foreach my $item (@{ $form->{"ALL_SALESMEN"} }) {
-    push(@values, $item->{"id"});
-    $labels{$item->{"id"}} = $item->{"name"};
-  }
-  my $employees = qq|
-      <tr>
-      <th align="right">| . $locale->text('Employee') . qq|</th>
-      <td>| .
-        NTI($cgi->popup_menu('-name' => 'employee_id', '-default' => $form->{"employee_id"},
-                             '-values' => \@values, '-labels' => \%labels)) . qq|
-      </td>
-      </tr>|;
-
-  %labels = ();
-  @values = ();
-  my $i = 0;
-  foreach my $item (@{ $form->{"ALL_VENDORS"} }) {
-    push(@values, $item->{name}.qq|--|.$item->{"id"});
-    $labels{$item->{name}.qq|--|.$item->{"id"}} = $item->{"name"};
-  }
-
-  $form->{selectvendor} = ($myconfig{vclimit} > scalar(@values));
-
-  my $vendors = qq|
-      <th align="right">| . $locale->text('Vendor') . qq|</th>
-      <td>| .
-        (($myconfig{vclimit} <=  scalar(@values))
-              ? qq|<input type="text" value="| . H($form->{vendor}) . qq|" name="vendor">|
-              : (NTI($cgi->popup_menu('-name' => 'vendor', '-default' => $form->{oldvendor},
-                             '-onChange' => 'document.getElementById(\'update_button\').click();',
-                             '-values' => \@values, '-labels' => \%labels, '-style' => 'width: 250px')))) . qq|
-        <input type="button" value="?" onclick="show_vc_details('vendor')">
-      </td>|;
-
-  %labels = ();
-  @values = ();
-  foreach my $item (@{ $form->{"ALL_TAXZONES"} }) {
-    push(@values, $item->{"id"});
-    $labels{$item->{"id"}} = $item->{"description"};
-  }
-
-  if (!$form->{"id"}) {
-    $taxzone = qq|
-    <tr>
-      <th align="right">| . $locale->text('Steuersatz') . qq|</th>
-      <td>| .
-        NTI($cgi->popup_menu('-name' => 'taxzone_id', '-default' => $form->{"taxzone_id"},
-                             '-values' => \@values, '-labels' => \%labels, '-style' => 'width: 250px')) . qq|
-      </td>
-    </tr>|;
-
-  } else {
-    $taxzone = qq|
-    <tr>
-      <th align="right">| . $locale->text('Steuersatz') . qq|</th>
-      <td>
-        <input type="hidden" name="taxzone_id" value="| . H($form->{"taxzone_id"}) . qq|">
-        | . H($labels{$form->{"taxzone_id"}}) . qq|
-      </td>
-    </tr>|;
+  map { push @old_project_ids, $form->{"project_id_$_"} if $form->{"project_id_$_"}; } 1..$form->{"rowcount"};
+
+  $form->get_lists("projects"      => { "key"    => "ALL_PROJECTS",
+                                        "all"    => 0,
+                                        "old_id" => \@old_project_ids },
+                   "taxzones"      => "ALL_TAXZONES",
+                   "currencies"    => "ALL_CURRENCIES",
+                   "vendors"       => "ALL_VENDORS",
+                   "departments"   => "all_departments",
+                   "price_factors" => "ALL_PRICE_FACTORS");
+
+  $TMPL_VAR{ALL_EMPLOYEES}         = SL::DB::Manager::Employee->get_all(query => [ or => [ id => $::form->{employee_id},  deleted => 0 ] ]);
+  $TMPL_VAR{ALL_CONTACTS}          = SL::DB::Manager::Contact->get_all(query => [
+    or => [
+      cp_cv_id => $::form->{"$::form->{vc}_id"} * 1,
+      and      => [
+        cp_cv_id => undef,
+        cp_id    => $::form->{cp_id} * 1
+      ]
+    ]
+  ]);
+  $TMPL_VAR{department_labels}     = sub { "$_[0]->{description}--$_[0]->{id}" };
+
+  # customer
+  $TMPL_VAR{vc_keys} = sub { "$_[0]->{name}--$_[0]->{id}" };
+  $TMPL_VAR{vclimit} = $myconfig{vclimit};
+  $TMPL_VAR{vc_select} = "customer_or_vendor_selection_window('vendor', '', 1, 0)";
+  push @custom_hiddens, "vendor_id";
+  push @custom_hiddens, "oldvendor";
+  push @custom_hiddens, "selectvendor";
+
+  # currencies and exchangerate
+  my @values = map { $_       } @{ $form->{ALL_CURRENCIES} };
+  my %labels = map { $_ => $_ } @{ $form->{ALL_CURRENCIES} };
+  $form->{currency}            = $form->{defaultcurrency} unless $form->{currency};
+  # show_exchangerate is also later needed in another template
+  $form->{show_exchangerate} = $form->{currency} ne $form->{defaultcurrency};
+  $TMPL_VAR{currencies}        = NTI($cgi->popup_menu('-name' => 'currency', '-default' => $form->{"currency"},
+                                                      '-values' => \@values, '-labels' => \%labels,
+                                                      '-onchange' => "document.getElementById('update_button').click();"
+                                     )) if scalar @values;
+  push @custom_hiddens, "forex";
+  push @custom_hiddens, "exchangerate" if $form->{forex};
+
+  $TMPL_VAR{creditwarning} = ($form->{creditlimit} != 0) && ($form->{creditremaining} < 0) && !$form->{update};
+  $TMPL_VAR{is_credit_remaining_negativ} = $form->{creditremaining} =~ /-/;
+
+  $form->{fokus} = "invoice.vendor";
+
+  my $follow_up_vc         =  $form->{vendor};
+  $follow_up_vc            =~ s/--\d*\s*$//;
+  $TMPL_VAR{vendor_name} = $follow_up_vc;
+
+# set option selected
+  foreach my $item (qw(AP)) {
+    $form->{"select$item"} =~ s/ selected//;
+    $form->{"select$item"} =~ s/option>\Q$form->{$item}\E/option selected>$form->{$item}/;
   }
 
-  $department = qq|
-              <tr>
-             <th align="right" nowrap>| . $locale->text('Department') . qq|</th>
-             <td colspan="3"><select name="department" style="width: 250px">$form->{selectdepartment}</select>
-             <input type="hidden" name="selectdepartment" value="$form->{selectdepartment}">
-             </td>
-           </tr>
-| if $form->{selectdepartment};
+  $TMPL_VAR{is_type_credit_note} = $form->{type}   eq "credit_note";
+  $TMPL_VAR{is_format_html}      = $form->{format} eq 'html';
+  $TMPL_VAR{dateformat}          = $myconfig{dateformat};
+  $TMPL_VAR{numberformat}        = $myconfig{numberformat};
 
-  $n = ($form->{creditremaining} =~ /-/) ? "0" : "1";
+  # hiddens
+  $TMPL_VAR{HIDDENS} = [qw(
+    id action type media format queued printed emailed title vc discount
+    title creditlimit creditremaining tradediscount business closedto locked shipped storno storno_id
+    max_dunning_level dunning_amount
+    shiptoname shiptostreet shiptozipcode shiptocity shiptocountry  shiptocontact shiptophone shiptofax
+    shiptoemail shiptodepartment_1 shiptodepartment_2 message email subject cc bcc taxaccounts cursor_fokus
+    convert_from_do_ids convert_from_oe_ids
+  ), @custom_hiddens,
+  map { $_.'_rate', $_.'_description', $_.'_taxnumber' } split / /, $form->{taxaccounts}];
 
-  # use JavaScript Calendar or not
   $form->{jsscript} = 1;
-  $jsscript = "";
-
-  $button1 = qq|
-     <td><input name=invdate id=invdate size=11 title="$myconfig{dateformat}" value="$form->{invdate}" onBlur=\"check_right_date_format(this)\">
-      <input type=button name=invdate id="trigger1" value=|
-    . $locale->text('button') . qq|></td>
-     |;
-  $button2 = qq|
-     <td width="13"><input name=duedate id=duedate size=11 title="$myconfig{dateformat}" value="$form->{duedate}"  onBlur=\"check_right_date_format(this)\">
-      <input type=button name=duedate id="trigger2" value=|
-    . $locale->text('button') . qq|></td></td>
-   |;
-
-  #write Trigger
-  $jsscript =
-    Form->write_trigger(\%myconfig, "2", "invdate", "BL", "trigger1",
-                        "duedate", "BL", "trigger2");
-
-  $form->{"javascript"} .= qq|<script type="text/javascript" src="js/show_form_details.js"></script>|;
-  $form->{"javascript"} .= qq|<script type="text/javascript" src="js/common.js"></script>|;
-  $form->{javascript}   .= qq|<script type="text/javascript" src="js/show_vc_details.js"></script>|;
-
-  $jsscript .=
-    $form->write_trigger(\%myconfig, 2,
-                         "orddate", "BL", "trigger_orddate",
-                         "quodate", "BL", "trigger_quodate");
-
-  $form->header;
-  $onload = qq|focus()|;
-  $onload .= qq|;setupDateFormat('|. $myconfig{dateformat} .qq|', '|. $locale->text("Falsches Datumsformat!") .qq|')|;
-  $onload .= qq|;setupPoints('|. $myconfig{numberformat} .qq|', '|. $locale->text("wrongformat") .qq|')|;
-  print qq|
-<body onLoad="$onload">
-
-<form method=post action=$form->{script}>
-|;
-
-  $form->hide_form(qw(id title vc type level creditlimit creditremaining
-                      closedto locked shippted storno storno_id
-                      max_dunning_level dunning_amount));
+  $form->header();
 
-  print qq|<p>$form->{saved_message}</p>| if $form->{saved_message};
+  print $form->parse_html_template("ir/form_header", \%TMPL_VAR);
 
-  print qq|
-
-<div class="listtop" width="100%">$form->{title}</div>
-
-<table width=100%>
-  <tr>
-    <td valign="top">
-           <table>
-        $vendors
-        <input type="hidden" name="vendor_id" value="$form->{vendor_id}">
-        <input type="hidden" name="oldvendor" value="$form->{oldvendor}">
-        <input type="hidden" name="selectvendor" value= "$form->{selectvendor}">
-        $contact
-        <tr>
-          <td align="right">| . $locale->text('Credit Limit') . qq|</td>
-          <td>$form->{creditlimit}; | . $locale->text('Remaining') . qq| <span class="plus$n">$form->{creditremaining}</span></td>
-        </tr>
-             <tr>
-               <th align="right">| . $locale->text('Record in') . qq|</th>
-               <td colspan="3"><select name="AP" style="width: 250px">$form->{selectAP}</select></td>
-               <input type="hidden" name="selectAP" value="$form->{selectAP}">
-             </tr>
-              $taxzone
-              $department
-             <tr>
-    $currencies
-               $exchangerate
-             </tr>
-           </table>
-         </td>
-         <td align=right>
-           <table>
-     $employees
-             <tr>   
-               <th align=right nowrap>| . $locale->text('Invoice Number') . qq|</th>
-               <td><input name=invnumber size=11 value="$form->{invnumber}"></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>
-             <tr>
-               <th align=right nowrap>| . $locale->text('Order Number') . qq|</th>
-               <td><input name=ordnumber size=11 value="$form->{ordnumber}"></td>
-<input type=hidden name=quonumber value="$form->{quonumber}">
-             </tr>
-        <tr>
-          <th align="right" nowrap>| . $locale->text('Order Date') . qq|</th>
-          <td><input name="orddate" id="orddate" size="11" title="$myconfig{dateformat}" value="| . Q($form->{orddate}) . qq|" onBlur=\"check_right_date_format(this)\">
-           <input type="button" name="b_orddate" id="trigger_orddate" value="?"></td>
-        </tr>
-        <tr>
-          <th align="right" nowrap>| . $locale->text('Quotation Date') . qq|</th>
-          <td><input name="quodate" id="quodate" size="11" title="$myconfig{dateformat}" value="| . Q($form->{quodate}) . qq|" onBlur=\"check_right_date_format(this)\">
-           <input type="button" name="b_quodate" id="trigger_quodate" value="?"></td>
-        </tr>
-             <tr>
-          <th align="right" nowrap>| . $locale->text('Project Number') . qq|</th>
-          <td>$globalprojectnumber</td>
-             </tr>
-     </table>
-         </td>
-       </tr>
-      </table>
-    </td>
-  </tr>
-
-$jsscript
-
-<input type=hidden name=fxgain_accno value=$form->{fxgain_accno}>
-<input type=hidden name=fxloss_accno value=$form->{fxloss_accno}>
-<input type=hidden name=webdav value=$webdav>
-
-<input type=hidden name=taxpart value="$form->{taxpart}">
-<input type=hidden name=taxservice value="$form->{taxservice}">
-
-<input type=hidden name=taxaccounts value="$form->{taxaccounts}">
-|;
-
-  foreach $item (split / /, $form->{taxaccounts}) {
-    print qq|
-<input type=hidden name="${item}_rate" value=$form->{"${item}_rate"}>
-<input type=hidden name="${item}_description" value="$form->{"${item}_description"}">
-|;
-  }
-
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
 sub form_footer {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
 
-  $form->{invtotal} = $form->{invsubtotal};
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+  my $locale   = $main::locale;
 
-  if (($rows = $form->numtextrows($form->{notes}, 25, 8)) < 2) {
-    $rows = 2;
-  }
-  if (($introws = $form->numtextrows($form->{intnotes}, 35, 8)) < 2) {
-    $introws = 2;
-  }
-  $rows = ($rows > $introws) ? $rows : $introws;
-  $notes =
-    qq|<textarea name=notes rows=$rows cols=25 wrap=soft>$form->{notes}</textarea>|;
-  $intnotes =
-    qq|<textarea name=intnotes rows=$rows cols=35 wrap=soft>$form->{intnotes}</textarea>|;
-
-  $form->{taxincluded} = ($form->{taxincluded}) ? "checked" : "";
-
-  $taxincluded = "";
-  if ($form->{taxaccounts}) {
-    $taxincluded = qq|
-               <input name=taxincluded class=checkbox type=checkbox value=1 $form->{taxincluded}> <b>|
-      . $locale->text('Tax Included') . qq|</b>
-|;
-  }
+  $main::auth->assert('vendor_invoice_edit');
 
-  if (!$form->{taxincluded}) {
-
-    foreach $item (split / /, $form->{taxaccounts}) {
-      if ($form->{"${item}_base"}) {
-        $form->{invtotal} += $form->{"${item}_total"} =
-          $form->round_amount(
-                             $form->{"${item}_base"} * $form->{"${item}_rate"},
-                             2);
-        $form->{"${item}_total"} =
-          $form->format_amount(\%myconfig, $form->{"${item}_total"}, 2);
-
-        $tax .= qq|
-               <tr>
-                 <th align=right>$form->{"${item}_description"}&nbsp;|
-                    . $form->{"${item}_rate"} * 100 .qq|%</th>
-                 <td align=right>$form->{"${item}_total"}</td>
-               </tr>
-|;
-      }
-    }
+  $form->{invtotal}    = $form->{invsubtotal};
+  $form->{oldinvtotal} = $form->{invtotal};
 
-    $form->{invsubtotal} =
-      $form->format_amount(\%myconfig, $form->{invsubtotal}, 2, 0);
+  # note rows
+  $form->{rows} = max 2,
+    $form->numtextrows($form->{notes},    26, 8),
+    $form->numtextrows($form->{intnotes}, 35, 8);
 
-    $subtotal = qq|
-             <tr>
-               <th align=right>| . $locale->text('Subtotal') . qq|</th>
-               <td align=right>$form->{invsubtotal}</td>
-             </tr>
-|;
 
-  }
+  # tax, total and subtotal calculations
+  my ($tax, $subtotal);
+  $form->{taxaccounts_array} = [ split / /, $form->{taxaccounts} ];
 
-  if ($form->{taxincluded}) {
-    foreach $item (split / /, $form->{taxaccounts}) {
-      if ($form->{"${item}_base"}) {
-        $form->{"${item}_total"} =
-          $form->round_amount(
-                           ($form->{"${item}_base"} * $form->{"${item}_rate"} /
-                              (1 + $form->{"${item}_rate"})
-                           ),
-                           2);
-        $form->{"${item}_base"} =
-          $form->round_amount($form->{"${item}_base"}, 2);
-        $form->{"${item}_netto"} =
-          $form->round_amount(
-                          ($form->{"${item}_base"} - $form->{"${item}_total"}),
-                          2);
-        $form->{"${item}_netto"} =
-          $form->format_amount(\%myconfig, $form->{"${item}_netto"}, 2);
-        $form->{"${item}_total"} =
-          $form->format_amount(\%myconfig, $form->{"${item}_total"}, 2);
-
-        $tax .= qq|
-             <tr>
-               <th align=right>Enthaltene $form->{"${item}_description"}&nbsp;|
-                                   . $form->{"${item}_rate"} * 100 .qq|%</th>
-               <td align=right>$form->{"${item}_total"}</td>
-             </tr>
-             <tr>
-               <th align=right>Nettobetrag</th>
-               <td align=right>$form->{"${item}_netto"}</td>
-             </tr>
-|;
+  foreach my $item (@{ $form->{taxaccounts_array} }) {
+    if ($form->{"${item}_base"}) {
+      if ($form->{taxincluded}) {
+        $form->{"${item}_total"} = $form->round_amount( ($form->{"${item}_base"} * $form->{"${item}_rate"}
+                                                                                 / (1 + $form->{"${item}_rate"})), 2);
+        $form->{"${item}_netto"} = $form->round_amount( ($form->{"${item}_base"} - $form->{"${item}_total"}), 2);
+      } else {
+        $form->{"${item}_total"} = $form->round_amount( $form->{"${item}_base"} * $form->{"${item}_rate"}, 2);
+        $form->{invtotal} += $form->{"${item}_total"};
       }
     }
-
   }
 
-  $form->{oldinvtotal} = $form->{invtotal};
-  $form->{invtotal}    =
-    $form->format_amount(\%myconfig, $form->{invtotal}, 2, 0);
-
-  print qq|
-  <tr>
-    <td colspan=$colspan>
-      <table cellspacing="0">
-       <tr valign=bottom>
-         <td>
-           <table>
-             <tr>
-               <th align=left>| . $locale->text('Notes') . qq|</th>
-               <th align=left>| . $locale->text('Internal Notes') . qq|</th>
-             </tr>
-             <tr valign=top>
-               <td>$notes</td>
-               <td>$intnotes</td>
-             </tr>
-           </table>
-         </td>
-         <td colspan=2 align=right width=100%>
-           $taxincluded
-           <br>
-           <table width=100%>
-             $subtotal
-             $tax
-             <tr>
-               <th align=right>| . $locale->text('Total') . qq|</th>
-               <td align=right>$form->{invtotal}</td>
-             </tr>
-           </table>
-         </td>
-       </tr>
-      </table>
-    </td>
-  </tr>
-|;
-  if ($webdav) {
-    $webdav_list = qq|
-  <tr>
-    <td><hr size=3 noshade></td>
-  </tr>
-  <tr>
-    <th class=listtop align=left>Dokumente im Webdav-Repository</th>
-  </tr>
-    <table width=100%>
-      <td align=left width=30%><b>Dateiname</b></td>
-      <td align=left width=70%><b>Webdavlink</b></td>
-|;
-    foreach $file (@{ $form->{WEBDAV} }) {
-      $webdav_list .= qq|
-      <tr>
-        <td align="left">$file->{name}</td>
-        <td align="left"><a href="$file->{link}">$file->{type}</a></td>
-      </tr>
-|;
-    }
-    $webdav_list .= qq|
-    </table>
-  </tr>
-|;
-
-    print $webdav_list;
-  }
-  print qq|
-  <tr>
-    <td colspan=$colspan>
-      <table width=100%>
-        <tr>
-         <th colspan=6 class=listheading>| . $locale->text('Payments') . qq|</th>
-       </tr>
-|;
-
-  if ($form->{currency} eq $form->{defaultcurrency}) {
-    @column_index = qw(datepaid source memo paid AP_paid);
-  } else {
-    @column_index = qw(datepaid source memo paid exchangerate AP_paid);
+  # follow ups
+  if ($form->{id}) {
+    $form->{follow_ups}            = FU->follow_ups('trans_id' => $form->{id}) || [];
+    $form->{follow_ups_unfinished} = ( sum map { $_->{due} * 1 } @{ $form->{follow_ups} } ) || 0;
   }
 
-  $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>" . $locale->text('Memo') . "</th>";
-
-  print qq|
-       <tr>
-|;
-  map { print "$column_data{$_}\n" } @column_index;
-  print qq|
-       </tr>
-|;
-
-  my @triggers  = ();
+  # payments
   my $totalpaid = 0;
-
   $form->{paidaccounts}++ if ($form->{"paid_$form->{paidaccounts}"});
-  for $i (1 .. $form->{paidaccounts}) {
-
-    print qq|
-       <tr>
-|;
+  $form->{paid_indices} = [ 1 .. $form->{paidaccounts} ];
+
+  # Standard Konto für Umlaufvermögen
+  my $accno_arap = IS->get_standard_accno_current_assets(\%myconfig, \%$form);
+
+  for my $i (1 .. $form->{paidaccounts}) {
+    $form->{"changeable_$i"} = 1;
+    if ($::lx_office_conf{features}->{payments_changeable} == 0) {
+      # never
+      $form->{"changeable_$i"} = ($form->{"acc_trans_id_$i"})? 0 : 1;
+    } elsif ($::lx_office_conf{features}->{payments_changeable} == 2) {
+      # on the same day
+      $form->{"changeable_$i"} = (($form->{"gldate_$i"} eq '') ||
+                                  ($form->current_date(\%myconfig) eq $form->{"gldate_$i"}));
+    }
 
     $form->{"selectAP_paid_$i"} = $form->{selectAP_paid};
-    $form->{"selectAP_paid_$i"} =~
-      s/option>\Q$form->{"AP_paid_$i"}\E/option selected>$form->{"AP_paid_$i"}/;
-
-    $totalpaid += $form->{"paid_$i"};
-
-    # format amounts
-    if ($form->{"paid_$i"}) {
-      $form->{"paid_$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 (!$form->{"AP_paid_$i"}) {
+      $form->{"selectAP_paid_$i"} =~ s/option>$accno_arap--(.*?)>/option selected>$accno_arap--$1>/;
+    } else {
+      $form->{"selectAP_paid_$i"} =~ s/option>\Q$form->{"AP_paid_$i"}\E/option selected>$form->{"AP_paid_$i"}/;
     }
-    $exchangerate .= qq|
-<input type=hidden name="forex_$i" value=$form->{"forex_$i"}>
-|;
 
-    $column_data{"paid_$i"} =
-      qq|<td align=center><input name="paid_$i" size=11 value="$form->{"paid_$i"}" onBlur=\"check_right_number_format(this)\"></td>|;
-    $column_data{"exchangerate_$i"} = qq|<td align=center>$exchangerate</td>|;
-    $column_data{"AP_paid_$i"}      =
-      qq|<td align=center><select name="AP_paid_$i">$form->{"selectAP_paid_$i"}</select></td>|;
-    $column_data{"datepaid_$i"} =
-      qq|<td align=center><input name="datepaid_$i" id="datepaid_$i" size=11 title="$myconfig{dateformat}" value="$form->{"datepaid_$i"}" onBlur=\"check_right_date_format(this)\">
-         <input type="button" name="datepaid_$i" id="trigger_datepaid_$i" value="?"></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 qq|
-       </tr>
-|;
-    push(@triggers, "datepaid_$i", "BL", "trigger_datepaid_$i");
+    $totalpaid += $form->{"paid_$i"};
   }
 
-  my $paid_missing = $form->{oldinvtotal} - $totalpaid;
+  print $form->parse_html_template('ir/form_footer', {
+    is_type_credit_note => ($form->{type} eq "credit_note"),
+    totalpaid           => $totalpaid,
+    paid_missing        => $form->{invtotal} - $totalpaid,
+    show_storno         => $form->{id} && !$form->{storno} && !IS->has_storno(\%myconfig, $form, "ap") && !$totalpaid,
+    show_delete         => ($form->current_date(\%myconfig) eq $form->{gldate}),
+  });
+##print $form->parse_html_template('ir/_payments'); # parser
+##print $form->parse_html_template('webdav/_list'); # parser
 
-  print qq|
-        <tr>
-          <td></td>
-          <td></td>
-          <td align="center">| . $locale->text('Total') . qq|</td>
-          <td align="center">| . H($form->format_amount(\%myconfig, $totalpaid, 2)) . qq|</td>
-        </tr>
-        <tr>
-          <td></td>
-          <td></td>
-          <td align="center">| . $locale->text('Missing amount') . qq|</td>
-          <td align="center">| . H($form->format_amount(\%myconfig, $paid_missing, 2)) . qq|</td>
-        </tr>
-
-           <input type=hidden name=oldinvtotal value=$form->{oldinvtotal}>
-           <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>
-<br>
-|;
-
-  $invdate  = $form->datetonum($form->{invdate},  \%myconfig);
-  $closedto = $form->datetonum($form->{closedto}, \%myconfig);
-
-  print qq|<input class=submit type=submit name=action id=update_button value="|
-    . $locale->text('Update') . qq|">
-|;
-
-  if ($form->{id}) {
-    my $show_storno = !$form->{storno} && !IS->has_storno(\%myconfig, $form, "ap");
-
-    print qq|<input class=submit type=submit name=action value="|
-      . $locale->text('Post Payment') . qq|">
-|;
-    print qq|<input class=submit type=submit name=action value="|
-      . $locale->text('Storno') . qq|">
-| if ($show_storno);
-    if ($form->{radier}) {
-    print qq|
-    <input class=submit type=submit name=action value="|
-      . $locale->text('Delete') . qq|">
-|;
-  }
-    print qq|<input class=submit type=submit name=action value="|
-      . $locale->text('Use As Template') . qq|">
-|;
+  $main::lxdebug->leave_sub();
+}
 
-  }
+sub mark_as_paid {
+  $main::lxdebug->enter_sub();
 
-  if (!$form->{id} && ($invdate > $closedto)) {
-    print qq| <input class=submit type=submit name=action value="|
-      . $locale->text('Post') . qq|"> | .
-      NTI($cgi->submit('-name' => 'action', '-value' => $locale->text('Save draft'),
-                       '-class' => 'submit'));
-  }
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
 
-  print $form->write_trigger(\%myconfig, scalar(@triggers) / 3, @triggers);
-  $form->hide_form(qw(rowcount callback draft_id draft_description login password));
-
-  # button for saving history
-  if($form->{id} ne "") {
-    print qq|
-         <input type="button" class="submit" onclick="set_history_window(|
-         . Q($form->{id})
-         . qq|);" name="history" id="history" value="|
-         . $locale->text('history')
-         . qq|">|;
-  }
-  # /button for saving history
-  # mark_as_paid button 
-  if($form->{id} ne "") {  
-    print qq| <input type="submit" class="submit" name="action" value="| 
-          . $locale->text('mark as paid') . qq|">|;
-  }
-  # /mark_as_paid button
-print qq|</form>
+  $main::auth->assert('vendor_invoice_edit');
 
-</body>
-</html>
-|;
+  &mark_as_paid_common(\%myconfig,"ap");
 
-  $lxdebug->leave_sub();
-}
-
-sub mark_as_paid {
-  $lxdebug->enter_sub();
-  &mark_as_paid_common(\%myconfig,"ap");  
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
 sub update {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
 
-  map { $form->{$_} = $form->parse_amount(\%myconfig, $form->{$_}) }
-    qw(exchangerate creditlimit creditremaining);
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
 
-  &check_name(vendor);
+  $main::auth->assert('vendor_invoice_edit');
 
-  $form->{exchangerate} = $exchangerate
-    if (
-        $form->{forex} = (
-                      $exchangerate =
-                        $form->check_exchangerate(
-                        \%myconfig, $form->{currency}, $form->{invdate}, 'sell'
-                        )));
+  &check_name('vendor');
 
-  for $i (1 .. $form->{paidaccounts}) {
-    if ($form->{"paid_$i"}) {
-      map {
-        $form->{"${_}_$i"} =
-          $form->parse_amount(\%myconfig, $form->{"${_}_$i"})
-      } qw(paid exchangerate);
-
-      $form->{"exchangerate_$i"} = $exchangerate
-        if (
-            $form->{"forex_$i"} = (
-                $exchangerate =
-                  $form->check_exchangerate(
-                  \%myconfig, $form->{currency}, $form->{"datepaid_$i"}, 'sell'
-                  )));
-    }
+  if (!$form->{forex}) {        # read exchangerate from input field (not hidden)
+    $form->{exchangerate} = $form->parse_amount(\%myconfig, $form->{exchangerate});
+  }
+  $form->{forex}        = $form->check_exchangerate(\%myconfig, $form->{currency}, $form->{invdate}, 'sell');
+  $form->{exchangerate} = $form->{forex} if $form->{forex};
+
+  for my $i (1 .. $form->{paidaccounts}) {
+    next unless $form->{"paid_$i"};
+    map { $form->{"${_}_$i"} = $form->parse_amount(\%myconfig, $form->{"${_}_$i"}) } qw(paid exchangerate);
+    $form->{"forex_$i"}        = $form->check_exchangerate(\%myconfig, $form->{currency}, $form->{"datepaid_$i"}, 'sell');
+    $form->{"exchangerate_$i"} = $form->{"forex_$i"} if $form->{"forex_$i"};
   }
 
-  $i            = $form->{rowcount};
-  $exchangerate = ($form->{exchangerate} * 1) ? $form->{exchangerate} * 1 : 1;
+  my $i            = $form->{rowcount};
+  my $exchangerate = ($form->{exchangerate} * 1) || 1;
 
   if (   ($form->{"partnumber_$i"} eq "")
       && ($form->{"description_$i"} eq "")
@@ -939,47 +499,40 @@ sub update {
     my $rows = scalar @{ $form->{item_list} };
 
     if ($rows) {
-      $form->{"qty_$i"} = 1 unless ($form->{"qty_$i"});
+      $form->{"qty_$i"} = 1 unless $form->parse_amount(\%myconfig, $form->{"qty_$i"});
 
       if ($rows > 1) {
 
-        &select_item;
-        exit;
+        select_item(mode => 'IR');
+        ::end_of_request();
 
       } else {
 
         # override sellprice if there is one entered
-        $sellprice = $form->parse_amount(\%myconfig, $form->{"sellprice_$i"});
-
-        map { $form->{item_list}[$i]{$_} =~ s/\"/&quot;/g }
-          qw(partnumber description unit);
+        my $sellprice = $form->parse_amount(\%myconfig, $form->{"sellprice_$i"});
 
-        map { $form->{"${_}_$i"} = $form->{item_list}[0]{$_} }
-          keys %{ $form->{item_list}[0] };
+        # ergaenzung fuer bug 736 Lieferanten-Rabatt auch in Einkaufsrechnungen vorbelegen jb
+        $form->{"discount_$i"} = $form->format_amount(\%myconfig, $form->{vendor_discount} * 100 );
+        map { $form->{item_list}[$i]{$_} =~ s/\"/&quot;/g } qw(partnumber description unit);
+        map { $form->{"${_}_$i"} = $form->{item_list}[0]{$_} } keys %{ $form->{item_list}[0] };
 
-        $s = ($sellprice) ? $sellprice : $form->{"sellprice_$i"};
+        $form->{"marge_price_factor_$i"} = $form->{item_list}->[0]->{price_factor};
 
-        ($dec) = ($s =~ /\.(\d+)/);
-        $dec           = length $dec;
-        $decimalplaces = ($dec > 2) ? $dec : 2;
+        ($sellprice || $form->{"sellprice_$i"}) =~ /\.(\d+)/;
+        my $dec_qty       = length $1;
+        my $decimalplaces = max 2, $dec_qty;
 
         if ($sellprice) {
           $form->{"sellprice_$i"} = $sellprice;
         } else {
-
           # if there is an exchange rate adjust sellprice
           $form->{"sellprice_$i"} /= $exchangerate;
         }
 
-        $amount =
-          $form->{"sellprice_$i"} * $form->{"qty_$i"} *
-          (1 - $form->{"discount_$i"} / 100);
+        my $amount                   = $form->{"sellprice_$i"} * $form->{"qty_$i"} * (1 - $form->{"discount_$i"} / 100);
         $form->{creditremaining} -= $amount;
-        $form->{"sellprice_$i"} =
-          $form->format_amount(\%myconfig, $form->{"sellprice_$i"},
-                               $decimalplaces);
-        $form->{"qty_$i"} =
-          $form->format_amount(\%myconfig, $form->{"qty_$i"}, $dec_qty);
+        $form->{"sellprice_$i"}   = $form->format_amount(\%myconfig, $form->{"sellprice_$i"}, $decimalplaces);
+        $form->{"qty_$i"}         = $form->format_amount(\%myconfig, $form->{"qty_$i"},       $dec_qty);
       }
 
       &display_form;
@@ -994,22 +547,25 @@ sub update {
           && ($form->{"description_$i"} eq "")) {
         $form->{rowcount}--;
         $form->{"discount_$i"} = "";
-        &display_form;
-          } else {
+        display_form();
 
+      } else {
         $form->{"id_$i"}   = 0;
-        $form->{"unit_$i"} = $locale->text('ea');
-
-        &new_item;
-
+        new_item();
       }
     }
   }
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
 sub storno {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
+
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+  my $locale   = $main::locale;
+
+  $main::auth->assert('vendor_invoice_edit');
 
   if ($form->{storno}) {
     $form->error($locale->text('Cannot storno storno invoice!'));
@@ -1026,16 +582,16 @@ sub storno {
 
   # Payments must not be recorded for the new storno invoice.
   $form->{paidaccounts} = 0;
-  map { my $key = $_; delete $form->{$key} if grep { $key =~ /^$_/ } qw(datepaid_ source_ memo_ paid_ exchangerate_ AR_paid_) } keys %{ $form };
-  
+  map { my $key = $_; delete $form->{$key} if grep { $key =~ /^$_/ } qw(datepaid_ gldate_ acc_trans_id_ source_ memo_ paid_ exchangerate_ AR_paid_) } keys %{ $form };
+
   # saving the history
   if(!exists $form->{addition} && $form->{id} ne "") {
-    $form->{snumbers} = qq|invnumber_| . $form->{invnumber};  
+    $form->{snumbers} = qq|invnumber_| . $form->{invnumber};
     $form->{addition} = "CANCELED";
-    $form->save_history($form->dbconnect(\%myconfig));
+    $form->save_history;
   }
   # /saving the history
-  
+
   $form->{storno_id} = $form->{id};
   $form->{storno} = 1;
   $form->{id} = "";
@@ -1043,40 +599,49 @@ sub storno {
   $form->{rowcount}++;
   $form->{employee_id} = $employee_id;
   post();
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 
 }
 
 sub use_as_template {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
+
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+
+  $main::auth->assert('vendor_invoice_edit');
 
-  map { delete $form->{$_} } qw(printed emailed queued invnumber invdate deliverydate id datepaid_1 source_1 memo_1 paid_1 exchangerate_1 AP_paid_1 storno);
+  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);
   &display_form;
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
 sub post_payment {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
+
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+  my $locale   = $main::locale;
+
+  $main::auth->assert('vendor_invoice_edit');
 
   $form->{defaultcurrency} = $form->get_default_currency(\%myconfig);
-  for $i (1 .. $form->{paidaccounts}) {
+  for my $i (1 .. $form->{paidaccounts}) {
     if ($form->{"paid_$i"}) {
-      $datepaid = $form->datetonum($form->{"datepaid_$i"}, \%myconfig);
+      my $datepaid = $form->datetonum($form->{"datepaid_$i"}, \%myconfig);
 
       $form->isblank("datepaid_$i", $locale->text('Payment date missing!'));
 
       $form->error($locale->text('Cannot post payment for a closed period!'))
-        if ($datepaid <= $closedto);
+        if ($form->date_closed($form->{"datepaid_$i"}, \%myconfig));
 
       if ($form->{currency} ne $form->{defaultcurrency}) {
-        $form->{"exchangerate_$i"} = $form->{exchangerate}
-          if ($invdate == $datepaid);
-        $form->isblank("exchangerate_$i",
-                       $locale->text('Exchangerate for payment missing!'));
+#        $form->{"exchangerate_$i"} = $form->{exchangerate} if ($invdate == $datepaid); # invdate isn't set here
+        $form->isblank("exchangerate_$i", $locale->text('Exchangerate for payment missing!'));
       }
     }
   }
@@ -1084,59 +649,87 @@ sub post_payment {
   ($form->{AP})      = split /--/, $form->{AP};
   ($form->{AP_paid}) = split /--/, $form->{AP_paid};
   if (IR->post_payment(\%myconfig, \%$form)){
-       if (!exists $form->{addition} && $form->{id} ne "") {
-               # saving the history
+    if (!exists $form->{addition} && $form->{id} ne "") {
+      # saving the history
       $form->{snumbers} = qq|invnumber_| . $form->{invnumber};
-               $form->{addition} = "PAYMENT POSTED";
+      $form->{addition} = "PAYMENT POSTED";
       $form->{what_done} = $form->{currency} . qq| | . $form->{paid} . qq| | . $locale->text("POSTED");
-               $form->save_history($form->dbconnect(\%myconfig));
-               # /saving the history
-       }
+      $form->save_history;
+      # /saving the history
+    }
 
     $form->redirect($locale->text('Payment posted!'));
   }
 
   $form->error($locale->text('Cannot post payment!'));
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
+sub _max_datepaid {
+  my $form  =  $main::form;
+
+  my @dates = sort { $b->[1] cmp $a->[1] }
+              map  { [ $_, $main::locale->reformat_date(\%main::myconfig, $_, 'yyyy-mm-dd') ] }
+              grep { $_ }
+              map  { $form->{"datepaid_${_}"} }
+              (1..$form->{rowcount});
+
+  return @dates ? $dates[0]->[0] : undef;
+}
+
+
 sub post {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
+
+  my $form     = $main::form;
+  my %myconfig = %main::myconfig;
+  my $locale   = $main::locale;
+
+  $main::auth->assert('vendor_invoice_edit');
 
   $form->{defaultcurrency} = $form->get_default_currency(\%myconfig);
 
-  $form->isblank("invdate", $locale->text('Invoice Date missing!'));
-  $form->isblank("vendor",  $locale->text('Vendor missing!'));
+  $form->isblank("invdate",   $locale->text('Invoice Date missing!'));
+  $form->isblank("vendor",    $locale->text('Vendor missing!'));
+  $form->isblank("invnumber", $locale->text('Invnumber missing!'));
 
   $form->{invnumber} =~ s/^\s*//g;
   $form->{invnumber} =~ s/\s*$//g;
 
   # if the vendor changed get new values
-  if (&check_name(vendor)) {
+  if (&check_name('vendor')) {
     &update;
+    ::end_of_request();
+  }
+
+  if ($myconfig{mandatory_departments} && !$form->{department_id}) {
+    $form->{saved_message} = $::locale->text('You have to specify a department.');
+    update();
     exit;
   }
 
+  remove_emptied_rows();
   &validate_items;
 
-  $closedto = $form->datetonum($form->{closedto}, \%myconfig);
-  $invdate  = $form->datetonum($form->{invdate},  \%myconfig);
+  my $closedto     = $form->datetonum($form->{closedto}, \%myconfig);
+  my $invdate      = $form->datetonum($form->{invdate},  \%myconfig);
+  my $max_datepaid = _max_datepaid();
 
-  $form->error($locale->text('Cannot post invoice for a closed period!'))
-    if ($invdate <= $closedto);
+  $form->error($locale->text('Cannot post invoice for a closed period!')) if $max_datepaid && $form->date_closed($max_datepaid, \%myconfig);
 
   $form->isblank("exchangerate", $locale->text('Exchangerate missing!'))
     if ($form->{currency} ne $form->{defaultcurrency});
 
+  my $i;
   for $i (1 .. $form->{paidaccounts}) {
     if ($form->parse_amount(\%myconfig, $form->{"paid_$i"})) {
-      $datepaid = $form->datetonum($form->{"datepaid_$i"}, \%myconfig);
+      my $datepaid = $form->datetonum($form->{"datepaid_$i"}, \%myconfig);
 
       $form->isblank("datepaid_$i", $locale->text('Payment date missing!'));
 
       $form->error($locale->text('Cannot post payment for a closed period!'))
-        if ($datepaid <= $closedto);
+        if ($form->date_closed($form->{"datepaid_$i"}, \%myconfig));
 
       if ($form->{currency} ne $form->{defaultcurrency}) {
         $form->{"exchangerate_$i"} = $form->{exchangerate}
@@ -1149,33 +742,38 @@ sub post {
 
   ($form->{AP})      = split /--/, $form->{AP};
   ($form->{AP_paid}) = split /--/, $form->{AP_paid};
-  $form->{storno}    = 0;
+  $form->{storno}  ||= 0;
 
   $form->{id} = 0 if $form->{postasnew};
 
 
   relink_accounts();
   if (IR->post_invoice(\%myconfig, \%$form)){
-       # saving the history
-       if(!exists $form->{addition} && $form->{id} ne "") {
-      $form->{snumbers} = qq|invnumber_| . $form->{invnumber};  
+    # saving the history
+    if(!exists $form->{addition} && $form->{id} ne "") {
+      $form->{snumbers} = qq|invnumber_| . $form->{invnumber};
       $form->{addition} = "POSTED";
-               #$form->{what_done} = $locale->text("Rechnungsnummer") . qq| | . $form->{invnumber};
-               $form->save_history($form->dbconnect(\%myconfig));
-       }
-       # /saving the history
+      #$form->{what_done} = $locale->text("Rechnungsnummer") . qq| | . $form->{invnumber};
+      $form->save_history;
+    }
+    # /saving the history
     remove_draft() if $form->{remove_draft};
-       $form->redirect(  $locale->text('Invoice')
+    $form->redirect(  $locale->text('Invoice')
                   . " $form->{invnumber} "
                   . $locale->text('posted!'));
   }
   $form->error($locale->text('Cannot post invoice!'));
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
 }
 
 sub delete {
-  $lxdebug->enter_sub();
+  $main::lxdebug->enter_sub();
+
+  my $form     = $main::form;
+  my $locale   = $main::locale;
+
+  $main::auth->assert('vendor_invoice_edit');
 
   $form->header;
   print qq|
@@ -1187,7 +785,8 @@ sub delete {
   # delete action variable
   map { delete $form->{$_} } qw(action header);
 
-  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|;
   }
@@ -1204,22 +803,42 @@ sub delete {
 </form>
 |;
 
-  $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;
+
+  $main::auth->assert('vendor_invoice_edit');
+
   if (IR->delete_invoice(\%myconfig, \%$form)) {
     # saving the history
     if(!exists $form->{addition}) {
-      $form->{snumbers} = qq|invnumber_| . $form->{invnumber};  
-         $form->{addition} = "DELETED";
-         $form->save_history($form->dbconnect(\%myconfig));
+      $form->{snumbers} = qq|invnumber_| . $form->{invnumber};
+      $form->{addition} = "DELETED";
+      $form->save_history;
     }
-    # /saving the history 
+    # /saving the history
     $form->redirect($locale->text('Invoice deleted!'));
   }
   $form->error($locale->text('Cannot delete invoice!'));
 
-  $lxdebug->leave_sub();
+  $main::lxdebug->leave_sub();
+}
+
+sub get_duedate_vendor {
+  $::lxdebug->enter_sub;
+
+  my $result = IR->get_duedate(
+    vendor_id => $::form->{vendor_id},
+    invdate   => $::form->{invdate},
+    default   => $::form->{old_duedate},
+  );
+
+  print $::form->ajax_response_header, $result;
+  $::lxdebug->leave_sub;
 }