import sql-ledger 2.4.4
[freeside.git] / sql-ledger / old / sql-ledger / bin / mozilla / is.pl
diff --git a/sql-ledger/old/sql-ledger/bin/mozilla/is.pl b/sql-ledger/old/sql-ledger/bin/mozilla/is.pl
new file mode 100644 (file)
index 0000000..cca5813
--- /dev/null
@@ -0,0 +1,739 @@
+#=====================================================================
+# SQL-Ledger Accounting
+# Copyright (c) 1998-2002
+#
+#  Author: Dieter Simader
+#   Email: dsimader@sql-ledger.org
+#     Web: http://www.sql-ledger.org
+#
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+#======================================================================
+#
+# Inventory invoicing module
+#
+#======================================================================
+
+
+use SL::IS;
+use SL::PE;
+
+require "$form->{path}/io.pl";
+require "$form->{path}/arap.pl";
+
+
+1;
+# end of main
+
+
+
+sub add {
+
+  $form->{title} = $locale->text('Add Sales Invoice');
+
+  &invoice_links;
+  &prepare_invoice;
+  &display_form;
+  
+}
+
+
+sub edit {
+
+  $form->{title} = $locale->text('Edit Sales Invoice');
+
+  &invoice_links;
+  &prepare_invoice;
+  &display_form;
+  
+}
+
+
+sub invoice_links {
+
+  # create links
+  $form->create_links("AR", \%myconfig, "customer");
+  
+  IS->get_customer(\%myconfig, \%$form);
+  IS->retrieve_invoice(\%myconfig, \%$form);
+
+  # currencies
+  @curr = split /:/, $form->{currencies};
+  chomp $curr[0];
+  $form->{defaultcurrency} = $curr[0];
+
+  map { $form->{selectcurrency} .= "<option>$_\n" } @curr;
+
+  $form->{oldcustomer} = "$form->{customer}--$form->{customer_id}";
+  
+  if (@{ $form->{all_customer} }) {
+    $form->{customer} = qq|$form->{customer}--$form->{customer_id}|;
+    map { $form->{selectcustomer} .= "<option>$_->{name}--$_->{id}\n" } (@{ $form->{all_customer} });
+  }
+
+  # forex
+  $form->{forex} = $form->{exchangerate};
+  $exchangerate = ($form->{exchangerate}) ? $form->{exchangerate} : 1;
+
+  foreach $key (keys %{ $form->{AR_links} }) {
+    
+    foreach $ref (@{ $form->{AR_links}{$key} }) {
+      $form->{"select$key"} .= "<option>$ref->{accno}--$ref->{description}\n";
+    }
+
+    if ($key eq "AR_paid") {
+      for $i (1 .. scalar @{ $form->{acc_trans}{$key} }) {
+       $form->{"AR_paid_$i"} = "$form->{acc_trans}{$key}->[$i-1]->{accno}--$form->{acc_trans}{$key}->[$i-1]->{description}";
+       # reverse paid
+       $form->{"paid_$i"} = $form->{acc_trans}{$key}->[$i-1]->{amount} * -1;
+       $form->{"datepaid_$i"} = $form->{acc_trans}{$key}->[$i-1]->{transdate};
+       $form->{"forex_$i"} = $form->{"exchangerate_$i"} = $form->{acc_trans}{$key}->[$i-1]->{exchangerate};
+       $form->{"source_$i"} = $form->{acc_trans}{$key}->[$i-1]->{source};
+       $form->{paidaccounts} = $i;
+      }
+    } else {
+      $form->{$key} = "$form->{acc_trans}{$key}->[0]->{accno}--$form->{acc_trans}{$key}->[0]->{description}";
+    }
+  }
+
+  $form->{paidaccounts} = 1 unless (exists $form->{paidaccounts});
+
+  $form->{AR} = $form->{AR_1} unless $form->{id};
+
+  $form->{locked} = ($form->datetonum($form->{invdate}, \%myconfig) <= $form->datetonum($form->{closedto}, \%myconfig));
+
+}
+
+
+sub prepare_invoice {
+
+  $form->{type} = "invoice";
+  $form->{format} = "html";
+  $form->{media} = "screen";
+  
+  if ($form->{id}) {
+    
+    map { $form->{$_} =~ s/"/&quot;/g } qw(invnumber ordnumber shippingpoint notes);
+
+    foreach $ref (@{ $form->{invoice_details} } ) {
+      $i++;
+      map { $form->{"${_}_$i"} = $ref->{$_} } keys %{ $ref };
+      $form->{"discount_$i"} = $form->format_amount(\%myconfig, $form->{"discount_$i"} * 100);
+
+      ($dec) = ($form->{"sellprice_$i"} =~ /\.(\d+)/);
+      $dec = length $dec;
+      $decimalplaces = ($dec > 2) ? $dec : 2;
+      
+      $form->{"sellprice_$i"} = $form->format_amount(\%myconfig, $form->{"sellprice_$i"}, $decimalplaces);
+      $form->{"qty_$i"} = $form->format_amount(\%myconfig, $form->{"qty_$i"});
+      
+      map { $form->{"${_}_$i"} =~ s/"/&quot;/g } qw(partnumber description unit);
+      $form->{rowcount} = $i;
+    }
+  }
+  
+}
+
+
+
+sub form_header {
+
+
+  # set option selected
+  foreach $item (qw(AR customer currency)) {
+    $form->{"select$item"} =~ s/ selected//;
+    $form->{"select$item"} =~ s/option>\Q$form->{$item}\E/option selected>$form->{$item}/;
+  }
+    
+  $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");
+
+  
+  $exchangerate = "";
+  if ($form->{currency} ne $form->{defaultcurrency}) {
+    if ($form->{forex}) {
+      $exchangerate .= qq|<th align=right>|.$locale->text('Exchangerate').qq|</th><td>$form->{exchangerate}<input type=hidden name=exchangerate value=$form->{exchangerate}></td>|;
+    } else {
+      $exchangerate .= qq|<th align=right>|.$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}>
+|;
+
+  $customer = ($form->{selectcustomer}) ? qq|<select name=customer>$form->{selectcustomer}</select>\n<input type=hidden name="selectcustomer" value="$form->{selectcustomer}">| : qq|<input name=customer value="$form->{customer}" size=35>|;
+  
+  $n = ($form->{creditremaining} =~ /-/) ? "0" : "1";
+
+  
+  $form->header;
+
+  print qq|
+<body>
+
+<form method=post action=$form->{script}>
+
+<input type=hidden name=id value=$form->{id}>
+
+<input type=hidden name=type value=$form->{type}>
+<input type=hidden name=media value=$form->{media}>
+<input type=hidden name=format value=$form->{format}>
+
+<input type=hidden name=title value="$form->{title}">
+<input type=hidden name=vc value="customer">
+<input type=hidden name=employee value="$form->{employee}">
+
+<input type=hidden name=discount value=$form->{discount}>
+<input type=hidden name=creditlimit value=$form->{creditlimit}>
+<input type=hidden name=creditremaining value=$form->{creditremaining}>
+
+<input type=hidden name=closedto value=$form->{closedto}>
+<input type=hidden name=locked value=$form->{locked}>
+
+<table width=100%>
+  <tr class=listtop>
+    <th class=listtop>$form->{title}</font></th>
+  </tr>
+  <tr height="5"></tr>
+  <tr>
+    <td>
+      <table width=100%>
+       <tr valign=top>
+         <td>
+           <table>
+             <tr>
+               <th align=right nowrap>|.$locale->text('Record in').qq|</th>
+               <td colspan=3><select name=AR>$form->{selectAR}</select></td>
+               <input type=hidden name=selectAR value="$form->{selectAR}">
+             </tr>
+             <tr>
+               <th align=right nowrap>|.$locale->text('Customer').qq|</th>
+               <td colspan=3>$customer</td>
+               <input type=hidden name=customer_id value=$form->{customer_id}>
+               <input type=hidden name=oldcustomer value="$form->{oldcustomer}"> 
+             </tr>
+             <tr>
+               <td></td>
+               <td colspan=3>
+                 <table width=100%>
+                   <tr>
+                     <th align=left nowrap>|.$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}</font></td>
+                   </tr>
+                 </table>
+               </td>
+             </tr>
+             <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}>
+               $exchangerate
+             </tr>
+             <tr>
+               <th align=right nowrap>|.$locale->text('Ship via').qq|</th>
+               <td colspan=3><input name=shippingpoint size=35 value="$form->{shippingpoint}"></td>
+             </tr>
+           </table>
+         </td>
+         <td align=right>
+           <table>
+             <tr>
+               <th align=right nowrap>|.$locale->text('Invoice Number').qq|</th>
+               <td><input name=invnumber size=11 value="$form->{invnumber}"></td>
+             </tr>
+             <tr>
+               <th align=right>|.$locale->text('Invoice Date').qq|</th>
+               <td><input name=invdate size=11 title="$myconfig{dateformat}" value=$form->{invdate}></td>
+             </tr>
+             <tr>
+               <th align=right>|.$locale->text('Due Date').qq|</th>
+               <td><input name=duedate size=11 title="$myconfig{dateformat}" value=$form->{duedate}></td>
+             </tr>
+             <tr>
+               <th align=right nowrap>|.$locale->text('Order Number').qq|</th>
+               <td><input name=ordnumber size=11 value="$form->{ordnumber}"></td>
+             </tr>
+           </table>
+         </td>
+       </tr>
+      </table>
+    </td>
+  </tr>
+  <tr>
+    <td>
+    </td>
+  </tr>
+<!-- shipto are in hidden variables -->
+
+<input type=hidden name=shiptoname value="$form->{shiptoname}">
+<input type=hidden name=shiptoaddr1 value="$form->{shiptoaddr1}">
+<input type=hidden name=shiptoaddr2 value="$form->{shiptoaddr2}">
+<input type=hidden name=shiptoaddr3 value="$form->{shiptoaddr3}">
+<input type=hidden name=shiptoaddr4 value="$form->{shiptoaddr4}">
+<input type=hidden name=shiptocontact value="$form->{shiptocontact}">
+<input type=hidden name=shiptophone value="$form->{shiptophone}">
+<input type=hidden name=shiptofax value="$form->{shiptofax}">
+<input type=hidden name=shiptoemail value="$form->{shiptoemail}">
+
+<!-- email variables -->
+<input type=hidden name=message value="$form->{message}">
+<input type=hidden name=email value="$form->{email}">
+<input type=hidden name=subject value="$form->{subject}">
+<input type=hidden name=cc value="$form->{cc}">
+<input type=hidden name=bcc value="$form->{bcc}">
+
+<input type=hidden name=taxaccounts value="$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->{"${item}_description"}">
+<input type=hidden name="${item}_taxnumber" value="$form->{"${item}_taxnumber"}">
+|;
+  }
+
+}
+
+
+
+sub form_footer {
+
+  $form->{invtotal} = $form->{invsubtotal};
+
+  if (($rows = $form->numtextrows($form->{notes}, 50, 8)) < 2) {
+    $rows = 2;
+  }
+  $notes = qq|<textarea name=notes rows=$rows cols=50 wrap=soft>$form->{notes}</textarea>|;
+
+
+  $form->{taxincluded} = ($form->{taxincluded}) ? "checked" : "";
+
+  if ($form->{taxaccounts}) {
+    $taxincluded = qq|
+               <input name=taxincluded class=checkbox type=checkbox value=1 $form->{taxincluded}> <b>|.$locale->text('Tax Included').qq|</b><br><br>
+|;
+  }
+  
+  if (!$form->{taxincluded}) {
+    
+    foreach $item (split / /, $form->{taxaccounts}) {
+      if ($form->{"${item}_base"}) {
+       $form->{"${item}_total"} = $form->round_amount($form->{"${item}_base"} * $form->{"${item}_rate"}, 2);
+       $form->{invtotal} += $form->{"${item}_total"};
+       $form->{"${item}_total"} = $form->format_amount(\%myconfig, $form->{"${item}_total"}, 2);
+       
+       $tax .= qq|
+             <tr>
+               <th align=right>$form->{"${item}_description"}</th>
+               <td align=right>$form->{"${item}_total"}</td>
+             </tr>
+|;
+      }
+    }
+
+    $form->{invsubtotal} = $form->format_amount(\%myconfig, $form->{invsubtotal}, 2, 0);
+    
+    $subtotal = qq|
+             <tr>
+               <th align=right>|.$locale->text('Subtotal').qq|</th>
+               <td align=right>$form->{invsubtotal}</td>
+             </tr>
+|;
+
+  }
+
+  $form->{oldinvtotal} = $form->{invtotal};
+  $form->{invtotal} = $form->format_amount(\%myconfig, $form->{invtotal}, 2, 0);
+  
+  print qq|
+  <tr>
+    <td>
+      <table width=100%>
+       <tr valign=bottom>
+         <td>
+           <table>
+             <tr>
+               <th align=left>|.$locale->text('Notes').qq|</th>
+             </tr>
+             <tr>
+               <td>$notes</td>
+             </tr>
+           </table>
+         </td>
+         <td align=right width=100%>
+           $taxincluded
+           <table width=100%>
+             $subtotal
+             $tax
+             <tr>
+               <th align=right>|.$locale->text('Total').qq|</th>
+               <td align=right>$form->{invtotal}</td>
+             </tr>
+           </table>
+         </td>
+       </tr>
+      </table>
+    </td>
+  </tr>
+  <tr>
+    <td>
+      <table width=100%>
+       <tr class=listheading>
+         <th class=listheading colspan=5>|.$locale->text('Payments')
+         .qq|</font></th>
+       </tr>
+|;
+
+  if ($form->{currency} eq $form->{defaultcurrency}) {
+    @column_index = qw(datepaid source paid AR_paid);
+  } else {
+    @column_index = qw(datepaid source paid exchangerate AR_paid);
+  }
+
+  $column_data{datepaid} = "<th>".$locale->text('Date')."</th>";
+  $column_data{paid} = "<th>".$locale->text('Amount')."</th>";
+  $column_data{exchangerate} = "<th>".$locale->text('Exch')."</th>";
+  $column_data{AR_paid} = "<th>".$locale->text('Account')."</th>";
+  $column_data{source} = "<th>".$locale->text('Source')."</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>\n";
+
+    $form->{"selectAR_paid_$i"} = $form->{selectAR_paid};
+    $form->{"selectAR_paid_$i"} =~ s/option>\Q$form->{"AR_paid_$i"}\E/option selected>$form->{"AR_paid_$i"}/;
+    
+    # format amounts
+    $totalpaid += $form->{"paid_$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"}>|;
+      }
+    }
+
+    $exchangerate .= qq|
+<input type=hidden name="forex_$i" value=$form->{"forex_$i"}>
+|;
+
+    $column_data{"paid_$i"} = qq|<td align=center><input name="paid_$i" size=11 value=$form->{"paid_$i"}></td>|;
+    $column_data{"exchangerate_$i"} = qq|<td align=center>$exchangerate</td>|;
+    $column_data{"AR_paid_$i"} = qq|<td align=center><select name="AR_paid_$i">$form->{"selectAR_paid_$i"}</select></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_$i"}"></td>|;
+
+    map { print qq|$column_data{"${_}_$i"}\n| } @column_index;
+    print "
+        </tr>\n";
+  }
+
+  print qq|
+<input type=hidden name=paidaccounts value=$form->{paidaccounts}>
+<input type=hidden name=selectAR_paid value="$form->{selectAR_paid}">
+<input type=hidden name=oldinvtotal value=$form->{oldinvtotal}>
+<input type=hidden name=oldtotalpaid value=$totalpaid>
+      </table>
+    </td>
+  </tr>
+  <tr>
+    <td>
+|;
+
+  &print_options;
+
+  print qq|
+    </td>
+  </tr>
+  <tr>
+    <td><hr size=3 noshade></td>
+  </tr>
+</table>
+|;
+
+
+  $invdate = $form->datetonum($form->{invdate}, \%myconfig);
+  $closedto = $form->datetonum($form->{closedto}, \%myconfig);
+  if ($form->{id}) {
+    print qq|
+    <input class=submit type=submit name=action value="|.$locale->text('Update').qq|">
+    <input class=submit type=submit name=action value="|.$locale->text('Ship to').qq|">
+    <input class=submit type=submit name=action value="|.$locale->text('Print').qq|">
+    <input class=submit type=submit name=action value="|.$locale->text('E-mail').qq|">
+|;
+
+    if (!$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="|.$locale->text('Delete').qq|">
+|;
+      }
+    }
+
+    if ($invdate > $closedto) {
+      print qq|
+      <input class=submit type=submit name=action value="|.$locale->text('Post as new').qq|">
+      <input class=submit type=submit name=action value="|.$locale->text('Order').qq|">
+|;
+    }
+
+  } else {
+    if ($invdate > $closedto) {
+      print qq|<input class=submit type=submit name=action value="|.$locale->text('Update').qq|">
+      <input class=submit type=submit name=action value="|.$locale->text('Ship to').qq|">
+      <input class=submit type=submit name=action value="|.$locale->text('Print').qq|">
+      <input class=submit type=submit name=action value="|.$locale->text('E-mail').qq|">
+      <input class=submit type=submit name=action value="|.$locale->text('Post').qq|">|;
+    }
+  }
+
+  print qq|
+
+<input type=hidden name=rowcount value=$form->{rowcount}>
+
+<input name=callback type=hidden value="$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}>
+
+</form>
+
+</body>
+</html>
+|;
+
+}
+
+
+sub update {
+
+  map { $form->{$_} = $form->parse_amount(\%myconfig, $form->{$_}) } qw(exchangerate creditlimit creditremaining);
+  
+  &check_name(customer);
+
+  &check_project;
+
+  $form->{exchangerate} = $exchangerate if ($form->{forex} = ($exchangerate = $form->check_exchangerate(\%myconfig, $form->{currency}, $form->{invdate}, 'buy')));
+
+  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"}, 'buy')));
+    }
+  }
+
+  $i = $form->{rowcount};
+  $exchangerate = ($form->{exchangerate}) ? $form->{exchangerate} : 1;
+
+  # if last row empty, check the form otherwise retrieve new item
+  if (($form->{"partnumber_$i"} eq "") && ($form->{"description_$i"} eq "") && ($form->{"partsgroup_$i"} eq "")) {
+
+    $form->{creditremaining} += ($form->{oldinvtotal} - $form->{oldtotalpaid});
+    &check_form;
+
+  } else {
+
+    IS->retrieve_item(\%myconfig, \%$form);
+    
+    $rows = scalar @{ $form->{item_list} };
+
+    $form->{"discount_$i"}     = $form->format_amount(\%myconfig, $form->{discount} * 100);
+
+    if ($rows) {
+      $form->{"qty_$i"}                = ($form->{"qty_$i"} * 1) ? $form->{"qty_$i"} : 1;
+      
+      if ($rows > 1) {
+       
+       &select_item;
+       exit;
+       
+      } else {
+
+        $sellprice = $form->parse_amount(\%myconfig, $form->{"sellprice_$i"});
+       
+       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"};
+       ($dec) = ($s =~ /\.(\d+)/);
+       $dec = length $dec;
+       $decimalplaces = ($dec > 2) ? $dec : 2;
+
+       if ($sellprice) {
+         $form->{"sellprice_$i"} = $sellprice;
+       } else {
+         # if there is an exchange rate adjust sellprice
+         $form->{"sellprice_$i"} /= $exchangerate;
+       }
+       
+       $form->{"listprice_$i"} /= $exchangerate;
+
+        $amount = $form->{"sellprice_$i"} * $form->{"qty_$i"} * (1 - $form->{"discount_$i"} / 100);
+       map { $form->{"${_}_base"} = 0 } (split / /, $form->{taxaccounts});
+        map { $form->{"${_}_base"} += $amount } (split / /, $form->{"taxaccounts_$i"});
+       map { $amount += ($form->{"${_}_base"} * $form->{"${_}_rate"}) } split / /, $form->{"taxaccounts_$i"} if !$form->{taxincluded};
+       
+        $form->{creditremaining} -= $amount;
+       
+
+       map { $form->{"${_}_$i"} = $form->format_amount(\%myconfig, $form->{"${_}_$i"}, $decimalplaces) } qw(sellprice listprice);
+       
+       $form->{"qty_$i"} =  $form->format_amount(\%myconfig, $form->{"qty_$i"});
+
+      }
+
+      &display_form;
+
+    } else {
+      # ok, so this is a new part
+      # ask if it is a part or service item
+
+      if ($form->{"partsgroup_$i"} && ($form->{"partsnumber_$i"} eq "") && ($form->{"description_$i"} eq "")) {
+       $form->{rowcount}--;
+       $form->{"discount_$i"} = "";
+       &display_form;
+      } else {
+
+       $form->{"id_$i"}          = 0;
+       $form->{"unit_$i"}        = $locale->text('ea');
+
+       &new_item;
+
+      }
+    }
+  }
+}
+
+
+
+sub post {
+
+  $form->isblank("invnumber", $locale->text('Invoice Number missing!'));
+  $form->isblank("invdate", $locale->text('Invoice Date missing!'));
+  $form->isblank("customer", $locale->text('Customer missing!'));
+
+  # if oldcustomer ne customer redo form
+  if (&check_name(customer)) {
+    &update;
+    exit;
+  }
+  
+  &validate_items;
+
+  $closedto = $form->datetonum($form->{closedto}, \%myconfig);
+  $invdate = $form->datetonum($form->{invdate}, \%myconfig);
+  
+  $form->error($locale->text('Cannot post invoice for a closed period!')) if ($invdate <= $closedto);
+
+  $form->isblank("exchangerate", $locale->text('Exchangerate missing!')) if ($form->{currency} ne $form->{defaultcurrency});
+  
+  for $i (1 .. $form->{paidaccounts}) {
+    if ($form->{"paid_$i"}) {
+      $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->{currency} ne $form->{defaultcurrency}) {
+       $form->{"exchangerate_$i"} = $form->{exchangerate} if ($invdate == $datepaid);
+       $form->isblank("exchangerate_$i", $locale->text('Exchangerate for payment missing!'));
+      }
+    }
+  }
+
+      
+  ($form->{AR}) = split /--/, $form->{AR};
+  ($form->{AR_paid}) = split /--/, $form->{AR_paid};
+  
+  $form->{label} = $locale->text('Invoice');
+
+  $form->{id} = 0 if $form->{postasnew};
+  
+  $form->redirect($locale->text('Invoice posted!')) if (IS->post_invoice(\%myconfig, \%$form));
+  $form->error($locale->text('Cannot post invoice!'));
+    
+}
+
+
+
+
+sub delete {
+
+  $form->header;
+
+  print qq|
+<body>
+
+<form method=post action=$form->{script}>
+|;
+
+  # delete action variable
+  delete $form->{action};
+
+  foreach $key (keys %$form) {
+    $form->{$key} =~ s/"/&quot;/g;
+    print qq|<input type=hidden name=$key value="$form->{$key}">\n|;
+  }
+
+  print qq|
+<h2 class=confirm>|.$locale->text('Confirm!').qq|</font></h2>
+
+<h4>|.$locale->text('Are you sure you want to delete Invoice Number').qq| $form->{invnumber}
+</h4>
+
+<p>
+<input name=action class=submit type=submit value="|.$locale->text('Yes').qq|">
+</form>
+|;
+
+
+}
+
+
+
+sub yes {
+
+  $form->redirect($locale->text('Invoice deleted!')) if (IS->delete_invoice(\%myconfig, \%$form));
+  $form->error($locale->text('Cannot delete invoice!'));
+
+}
+
+