+ my $dir = $FS::UID::conf_dir. "cache.". $FS::UID::datasrc;
+ chdir($dir);
+
+ my $sfile = shell_quote $file;
+
+ system("pslatex $sfile.tex >/dev/null 2>&1") == 0
+ or die "pslatex $file.tex failed; see $file.log for details?\n";
+ system("pslatex $sfile.tex >/dev/null 2>&1") == 0
+ or die "pslatex $file.tex failed; see $file.log for details?\n";
+
+ system('dvips', '-q', '-t', 'letter', "$file.dvi", '-o', "$file.ps" ) == 0
+ or die "dvips failed";
+
+ open(POSTSCRIPT, "<$file.ps")
+ or die "can't open $file.ps: $! (error in LaTeX template?)\n";
+
+ unlink("$file.dvi", "$file.log", "$file.aux", "$file.ps", "$file.tex");
+
+ my $ps = '';
+ while (<POSTSCRIPT>) {
+ $ps .= $_;
+ }
+
+ close POSTSCRIPT;
+
+ return $ps;
+
+}
+
+=item print_pdf [ TIME [ , TEMPLATE ] ]
+
+Returns an PDF invoice, as a scalar.
+
+TIME an optional value used to control the printing of overdue messages. The
+default is now. It isn't the date of the invoice; that's the `_date' field.
+It is specified as a UNIX timestamp; see L<perlfunc/"time">. Also see
+L<Time::Local> and L<Date::Parse> for conversion functions.
+
+=cut
+
+sub print_pdf {
+ my $self = shift;
+
+ my $file = $self->print_latex(@_);
+
+ my $dir = $FS::UID::conf_dir. "cache.". $FS::UID::datasrc;
+ chdir($dir);
+
+ #system('pdflatex', "$file.tex");
+ #system('pdflatex', "$file.tex");
+ #! LaTeX Error: Unknown graphics extension: .eps.
+
+ my $sfile = shell_quote $file;
+
+ system("pslatex $sfile.tex >/dev/null 2>&1") == 0
+ or die "pslatex $file.tex failed: $!";
+ system("pslatex $sfile.tex >/dev/null 2>&1") == 0
+ or die "pslatex $file.tex failed: $!";
+
+ #system('dvipdf', "$file.dvi", "$file.pdf" );
+ system(
+ "dvips -q -t letter -f $sfile.dvi ".
+ "| gs -q -dNOPAUSE -dBATCH -sDEVICE=pdfwrite -sOutputFile=$sfile.pdf ".
+ " -c save pop -"
+ ) == 0
+ or die "dvips | gs failed: $!";
+
+ open(PDF, "<$file.pdf")
+ or die "can't open $file.pdf: $! (error in LaTeX template?)\n";
+
+ unlink("$file.dvi", "$file.log", "$file.aux", "$file.pdf", "$file.tex");
+
+ my $pdf = '';
+ while (<PDF>) {
+ $pdf .= $_;
+ }
+
+ close PDF;
+
+ return $pdf;
+
+}
+
+# quick subroutine for print_latex
+#
+# 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;
+
+ my %labels;
+ #tie %labels, 'Tie::IxHash';
+ push @{ $labels{$_->[0]} }, $_->[1] foreach $cust_pkg->labels;
+ my @ext_description;
+ foreach my $label ( keys %labels ) {
+ my @values = @{ $labels{$label} };
+ my $num = scalar(@values);
+ if ( $num > 5 ) {
+ push @ext_description, "$label ($num)";
+ } else {
+ push @ext_description, map { "$label: $_" } @values;
+ }
+ }
+
+ if ( $cust_bill_pkg->setup != 0 ) {
+ my $description = $pkg;
+ $description .= ' Setup' if $cust_bill_pkg->recur != 0;
+ my @d = @ext_description;
+ push @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' => \@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' => [ @ext_description,
+ $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 ?
+
+ my $reason = $_->cust_credit->reason;
+ #my $reason = substr($_->cust_credit->reason,0,32);
+ #$reason .= '...' if length($reason) < length($_->cust_credit->reason);
+ $reason = " ($reason) " if $reason;
+ push @b, {
+ #'description' => 'Credit ref\#'. $_->crednum.
+ # " (". time2str("%x",$_->cust_credit->_date) .")".
+ # $reason,
+ 'description' => 'Credit applied '.
+ time2str("%x",$_->cust_credit->_date). $reason,
+ 'amount' => sprintf("%10.2f",$_->amount),
+ };
+ }
+ #foreach ( @cr_cust_credit ) {
+ # push @buf,[
+ # "Credit #". $_->crednum. " (" . time2str("%x",$_->_date) .")",
+ # $money_char. sprintf("%10.2f",$_->credited)
+ # ];
+ #}
+
+ @b;
+
+}
+
+sub _items_payments {
+ my $self = shift;
+
+ my @b;
+ #get & print payments
+ foreach ( $self->cust_bill_pay ) {
+
+ #something more elaborate if $_->amount ne ->cust_pay->paid ?
+
+ push @b, {
+ 'description' => "Payment received ".
+ time2str("%x",$_->cust_pay->_date ),
+ 'amount' => sprintf("%10.2f", $_->amount )
+ };
+ }
+
+ @b;
+
+}
+
+=back