+ # payments
+ foreach my $payment ( $self->_items_payments ) {
+ $invoice_data{'total_item'} = $payment->{'description'};
+ #$paymenttotal
+ $invoice_data{'total_amount'} = '-\dollar '. $payment->{'amount'};
+ push @total_fill,
+ map { my $b=$_; $b =~ s/\$(\w+)/$invoice_data{$1}/eg; $b }
+ @total_item;
+ }
+
+ $invoice_data{'total_item'} = '\textbf{'. $self->balance_due_msg. '}';
+ $invoice_data{'total_amount'} =
+ '\textbf{\dollar '. sprintf('%.2f', $self->owed + $pr_total ). '}';
+ push @total_fill,
+ map { my $b=$_; $b =~ s/\$(\w+)/$invoice_data{$1}/eg; $b }
+ @total_item;
+
+ push @filled_in, @total_fill;
+
+ } else {
+ #$line =~ s/\$(\w+)/$invoice_data{$1}/eg;
+ $line =~ s/\$(\w+)/exists($invoice_data{$1}) ? $invoice_data{$1} : nounder($1)/eg;
+ push @filled_in, $line;
+ }
+
+ }
+
+ sub nounder {
+ my $var = $1;
+ $var =~ s/_/\-/g;
+ $var;
+ }
+
+ my $dir = '/tmp'; #! /usr/local/etc/freeside/invoices.datasrc/
+ my $unique = int(rand(2**31)); #UGH... use File::Temp or something
+
+ chdir($dir);
+ my $file = $self->invnum. ".$unique";
+
+ open(TEX,">$file.tex") or die "can't open $file.tex: $!\n";
+ print TEX join("\n", @filled_in ), "\n";
+ close TEX;
+
+ #error checking!!
+ system('pslatex', "$file.tex");
+ system('pslatex', "$file.tex");
+ #system('dvips', '-t', 'letter', "$file.dvi", "$file.ps");
+ system('dvips', '-t', 'letter', "$file.dvi", '-o', "$file.ps" );
+
+ open(POSTSCRIPT, "<$file.ps") or die "can't open $file.ps (probable error in LaTeX template): $!\n";
+
+ #rm $file.dvi $file.log $file.aux
+ #unlink("$file.dvi", "$file.log", "$file.aux", "$file.ps");
+ unlink("$file.dvi", "$file.log", "$file.aux");
+
+ my $ps = '';
+ while (<POSTSCRIPT>) {
+ $ps .= $_;
+ }
+
+ close POSTSCRIPT;
+
+ return $ps;
+
+}
+
+# quick subroutine for print_ps
+#
+# There are ten characters that LaTeX treats as special characters, which
+# means that they do not simply typeset themselves:
+# # $ % & ~ _ ^ \ { }
+#
+# TeX ignores blanks following an escaped character; if you want a blank (as
+# in "10% of ..."), you have to "escape" the blank as well ("10\%\ of ...").
+
+sub _latex_escape {
+ my $value = shift;
+ $value =~ s/([#\$%&~_\^{}])( )?/"\\$1". ( length($2) ? "\\$2" : '' )/ge;
+ $value;
+}
+
+#utility methods for print_*
+
+sub balance_due_msg {
+ my $self = shift;
+ my $msg = 'Balance Due';
+ return $msg unless $conf->exists('invoice_default_terms');
+ if ( $conf->config('invoice_default_terms') =~ /^\s*Net\s*(\d+)\s*$/ ) {
+ $msg .= ' - Please pay by '. time2str("%x", $self->_date + ($1*86400) );
+ } elsif ( $conf->config('invoice_default_terms') ) {
+ $msg .= ' - '. $conf->config('invoice_default_terms');
+ }
+ $msg;
+}
+
+sub _items {
+ my $self = shift;
+ my @display = scalar(@_)
+ ? @_
+ : qw( _items_previous _items_pkg );
+ #: qw( _items_pkg );
+ #: qw( _items_previous _items_pkg _items_tax _items_credits _items_payments );
+ my @b = ();
+ foreach my $display ( @display ) {
+ push @b, $self->$display(@_);
+ }
+ @b;
+}
+
+sub _items_previous {
+ my $self = shift;
+ my $cust_main = $self->cust_main;
+ my( $pr_total, @pr_cust_bill ) = $self->previous; #previous balance
+ my @b = ();
+ foreach ( @pr_cust_bill ) {
+ push @b, {
+ 'description' => 'Previous Balance, Invoice \#'. $_->invnum.
+ ' ('. time2str('%x',$_->_date). ')',
+ #'pkgpart' => 'N/A',
+ 'pkgnum' => 'N/A',
+ 'amount' => sprintf("%10.2f", $_->owed),
+ };
+ }
+ @b;
+
+ #{
+ # 'description' => 'Previous Balance',
+ # #'pkgpart' => 'N/A',
+ # 'pkgnum' => 'N/A',
+ # 'amount' => sprintf("%10.2f", $pr_total ),
+ # 'ext_description' => [ map {
+ # "Invoice ". $_->invnum.
+ # " (". time2str("%x",$_->_date). ") ".
+ # sprintf("%10.2f", $_->owed)
+ # } @pr_cust_bill ],
+
+ #};
+}
+
+sub _items_pkg {
+ my $self = shift;
+ my @cust_bill_pkg = grep { $_->pkgnum } $self->cust_bill_pkg;
+ $self->_items_cust_bill_pkg(\@cust_bill_pkg, @_);
+}
+
+sub _items_tax {
+ my $self = shift;
+ my @cust_bill_pkg = grep { ! $_->pkgnum } $self->cust_bill_pkg;
+ $self->_items_cust_bill_pkg(\@cust_bill_pkg, @_);
+}
+
+sub _items_cust_bill_pkg {
+ my $self = shift;
+ my $cust_bill_pkg = shift;
+
+ my @b = ();
+ foreach my $cust_bill_pkg ( @$cust_bill_pkg ) {
+
+ if ( $cust_bill_pkg->pkgnum ) {
+
+ my $cust_pkg = qsearchs('cust_pkg', { pkgnum =>$cust_bill_pkg->pkgnum } );
+ my $part_pkg = qsearchs('part_pkg', { pkgpart=>$cust_pkg->pkgpart } );
+ my $pkg = $part_pkg->pkg;
+
+ if ( $cust_bill_pkg->setup != 0 ) {
+ my $description = $pkg;
+ $description .= ' Setup' if $cust_bill_pkg->recur != 0;
+ my @d = ();
+ @d = $cust_bill_pkg->details if $cust_bill_pkg->recur == 0;
+ push @b, {
+ 'description' => $description,
+ #'pkgpart' => $part_pkg->pkgpart,
+ 'pkgnum' => $cust_pkg->pkgnum,
+ 'amount' => sprintf("%10.2f", $cust_bill_pkg->setup),
+ 'ext_description' => [ ( map { $_->[0]. ": ". $_->[1] }
+ $cust_pkg->labels ),
+ @d,
+ ],
+ };
+ }
+
+ if ( $cust_bill_pkg->recur != 0 ) {
+ push @b, {
+ 'description' => "$pkg (" .
+ time2str('%x', $cust_bill_pkg->sdate). ' - '.
+ time2str('%x', $cust_bill_pkg->edate). ')',
+ #'pkgpart' => $part_pkg->pkgpart,
+ 'pkgnum' => $cust_pkg->pkgnum,
+ 'amount' => sprintf("%10.2f", $cust_bill_pkg->recur),
+ 'ext_description' => [ ( map { $_->[0]. ": ". $_->[1] }
+ $cust_pkg->labels ),
+ $cust_bill_pkg->details,
+ ],
+ };
+ }
+
+ } else { #pkgnum tax or one-shot line item (??)
+
+ my $itemdesc = defined $cust_bill_pkg->dbdef_table->column('itemdesc')
+ ? ( $cust_bill_pkg->itemdesc || 'Tax' )
+ : 'Tax';
+ if ( $cust_bill_pkg->setup != 0 ) {
+ push @b, {
+ 'description' => $itemdesc,
+ 'amount' => sprintf("%10.2f", $cust_bill_pkg->setup),
+ };
+ }
+ if ( $cust_bill_pkg->recur != 0 ) {
+ push @b, {
+ 'description' => "$itemdesc (".
+ time2str("%x", $cust_bill_pkg->sdate). ' - '.
+ time2str("%x", $cust_bill_pkg->edate). ')',
+ 'amount' => sprintf("%10.2f", $cust_bill_pkg->recur),
+ };
+ }
+
+ }
+
+ }
+
+ @b;
+
+}
+
+sub _items_credits {
+ my $self = shift;
+
+ my @b;
+ #credits
+ foreach ( $self->cust_credited ) {
+
+ #something more elaborate if $_->amount ne $_->cust_credit->credited ?