6 my @months = qw(Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec);
7 my @days = qw(Sun Mon Tue Wed Thu Fri Sat Sun);
9 my $base_dlurl = 'https://www.privoxy.org/sf-download-mirror/';
11 my $max_advertised_files = 100;
13 sub generate_rss_item($$$$) {
14 my ($target, $target_uri, $target_time, $target_sha256) = @_;
17 my $escaped_target_uri = $target_uri;
18 $escaped_target_uri =~ s@ @%20@g;
22 '<item><title><![CDATA[' . $target_uri . ']]></title>';
24 '<description><![CDATA['
28 . ')]]></description>';
37 $rss_item .= '<pubDate>';
38 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday, $isdst) =
40 $rss_item .= sprintf("%s, %s %s %d %.2d:%.2d:%.2d GMT",
41 $days[$wday], $mday, $months[$mon], ($year + 1900),
43 $rss_item .= '</pubDate></item>';
49 sub get_sha256_sum($) {
52 open(my $fd, "<", $file)
53 or die "Can't open '$file' to generate checksum $!";
54 my $sha256 = Digest::SHA->new("SHA-256");
55 $sha256->addfile($fd);
58 return $sha256->hexdigest;
61 sub get_released_files($) {
72 opendir(my $D1, $scan_dir) or die "Can't open 1st directory! /";
73 while (my $fi1 = readdir($D1)) {
74 next if ($fi1 =~ m/^\./);
75 next if ($fi1 eq 'OldFiles' or $fi1 eq 'pkgsrc');
77 opendir(my $D2, $scan_dir . $fi1 . '/')
78 or die "Can't open 2nd directory! /$fi1";
79 while (my $fi2 = readdir($D2)) {
80 next if ($fi2 =~ m/^\./);
82 # Start listing /OS/Version/FILE
83 opendir(my $D3, $scan_dir . $fi1 . '/' . $fi2 . '/')
84 or die "Can't open 3rd directory! /$fi1/$fi2";
85 while (my $fi3 = readdir($D3)) {
86 next if ($fi3 =~ m/^\./);
87 $target = $scan_dir . $fi1 . '/' . $fi2 . '/' . $fi3;
88 next if (!-e $target); # skip if file is not exist
90 $target_sha256 = get_sha256_sum($target);
92 $target_uri = $fi1 . '/' . $fi2 . '/' . $fi3;
93 $target_time = (stat $target)[9];
95 $target_line = generate_rss_item($target, $target_uri, $target_time, $target_sha256);
97 $Array[$i] = ([$target_time, $target_line]);
99 die "maxlimit $maxlimit reached!" unless ($i < $maxlimit);
107 return sort { @$a[0] <=> @$b[0] } @Array;
110 sub generate_feed($) {
111 my $scan_dir = shift;
113 # Result = Full XML Codes
114 my $result = '<?xml version="1.0" encoding="utf-8"?>
115 <rss xmlns:content="http://purl.org/rss/1.0/modules/content/" version="2.0">
117 <title>Privoxy Releases</title>
118 <link>https://www.privoxy.org/announce.txt</link>
119 <description><![CDATA[Privoxy Releases RSS feed]]></description>
121 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday, $isdst) = gmtime();
123 "$days[$wday], $mday $months[$mon] "
125 . " $hour:$min:$sec GMT";
126 $result .= '</pubDate>';
129 my @resArray = get_released_files($scan_dir);
130 my $i = @resArray - 1;
131 while ($max_advertised_files-- > 0 && $i >= 0) {
132 $result .= $resArray[$i][1];
135 $result .= ' </channel>
142 my $scan_dir = shift(@ARGV)
143 or die "Local package directory not specified (first argument)\n";
144 my $save_rss_file = shift(@ARGV)
145 or die "RSS output file path not specified (second argument)\n";
147 my $result = generate_feed($scan_dir);
149 open(my $XMLF, ">", $save_rss_file) or die "Failed to write XML file";