+=item pkg_freqs
+
+Returns a hash reference of allowed package billing frequencies.
+
+=cut
+
+sub pkg_freqs {
+ tie my %freq, 'Tie::IxHash', (
+ '0' => '(no recurring fee)',
+ '1h' => 'hourly',
+ '1d' => 'daily',
+ '2d' => 'every two days',
+ '3d' => 'every three days',
+ '1w' => 'weekly',
+ '2w' => 'biweekly (every 2 weeks)',
+ '1' => 'monthly',
+ '45d' => 'every 45 days',
+ '2' => 'bimonthly (every 2 months)',
+ '3' => 'quarterly (every 3 months)',
+ '4' => 'every 4 months',
+ '137d' => 'every 4 1/2 months (137 days)',
+ '6' => 'semiannually (every 6 months)',
+ '12' => 'annually',
+ '13' => 'every 13 months (annually +1 month)',
+ '24' => 'biannually (every 2 years)',
+ '36' => 'triannually (every 3 years)',
+ '48' => '(every 4 years)',
+ '60' => '(every 5 years)',
+ '120' => '(every 10 years)',
+ ) ;
+ \%freq;
+}
+
+=item generate_ps FILENAME
+
+Returns an postscript rendition of the LaTex file, as a scalar.
+FILENAME does not contain the .tex suffix and is unlinked by this function.
+
+=cut
+
+use String::ShellQuote;
+
+sub generate_ps {
+ my $file = shift;
+
+ my $dir = $FS::UID::conf_dir. "/cache.". $FS::UID::datasrc;
+ chdir($dir);
+
+ _pslatex($file);
+
+ system('dvips', '-q', '-t', 'letter', "$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 = '';
+
+ if ( $conf->exists('lpr-postscript_prefix') ) {
+ my $prefix = $conf->config('lpr-postscript_prefix');
+ $ps .= eval qq("$prefix");
+ }
+
+ while (<POSTSCRIPT>) {
+ $ps .= $_;
+ }
+
+ close POSTSCRIPT;
+
+ if ( $conf->exists('lpr-postscript_suffix') ) {
+ my $suffix = $conf->config('lpr-postscript_suffix');
+ $ps .= eval qq("$suffix");
+ }
+
+ return $ps;
+
+}
+
+=item generate_pdf FILENAME