1 #!/usr/bin/env perl
2 
3 use open ":std", ":encoding(UTF-8)";
4 use utf8;
5 use strict;
6 use warnings;
7 use v5.32;
8 
9 use OpenBSD::Pledge;
10 use OpenBSD::Unveil;
11 
12 use lib ".";
13 use GotMArc qw($logo parse san initpage endpage);
14 
15 my $outdir = $ENV{'OUTDIR'};
16 die 'Set $OUTDIR' unless defined $outdir;
17 
18 my $tfh; # thread file handle
19 my $pfh; # page file handle
20 my $page = -1;
21 my $threads_seen = 0;
22 my $last_level = 0;
23 my $entries = 0;
24 my $entries_per_page = 100;
25 
26 sub pagename {
27 	my $i = shift;
28 	return $i == 0 && "index.html" || "$i.html";
29 }
30 
31 sub endfile {
32 	say $pfh '</ul></div>';
33 	close($pfh);
34 }
35 
36 sub nextfile {
37 	endfile if defined $pfh;
38 	$page += 1;
39 	my $path = pagename($page);
40 	open($pfh, '>', $path)
41 	    or die "can't open $path: $!";
42 	say $pfh "<div class='thread'><ul>";
43 }
44 
45 sub nav {
46 	my ($pfh, $first, $last, $n) = @_;
47 	my ($next, $prev) = (pagename($n+1), pagename($n-1));
48 
49 	say $pfh "<nav class='next-prev'>";
50 	say $pfh "<a href='$first'>First</a>" if $n > 1;
51 	say $pfh "<a href='$prev'>Prev</a>" if $n > 0;
52 	say $pfh "<a href='$next'>Next</a>" if $n < $page;
53 	say $pfh "<a href='$last'>Last</a>" if $n < $page - 1;
54 	say $pfh "</nav>";
55 }
56 
57 sub copyfrom {
58 	my ($path, $fh) = @_;
59 
60 	# there are probably faster ways to do this like File::Copy,
61 	# but it bypasses the bufio cache...
62 	open(my $pfh, '<', $path) or die "can't open $path: $!";
63 	print $fh $_ while (<$pfh>);
64 }
65 
66 sub fixfiles {
67 	close($pfh);
68 
69 	my ($first, $last) = (pagename(0), pagename($page));
70 
71 	for (my $i = 0; $i <= $page; $i++) {
72 		my $path = pagename($i);
73 		my $dest = "$outdir/$path";
74 
75 		open(my $pfh, '>', $dest)
76 		    or die "can't open $dest for writing: $!";
77 
78 		my $title = "Game of Trees Mail Archive";
79 		$title .= " | page $i" if $i != 0;
80 		initpage($pfh, $title);
81 
82 		my $subtitle = $i != 0 ? "<p>Page $i</p>" : "";
83 
84 		my $hdr = <<EOF;
85 <header class='index-header'>
86   <a href="https://gameoftrees.org" target="_blank">
87     <img src='/got.png'
88          srcset='/got.png, /got@2x.png 2x'
89          alt='"GOT" where the "O" is a cute smiling sun.' />
90   </a>
91   <h1>Game of Trees Mail Archive</h1>
92   $subtitle
93 </header>
94 <main>
95 EOF
96 		say $pfh $hdr;
97 
98 		nav $pfh, $first, $last, $i if $page > 1;
99 		copyfrom($path, $pfh);
100 		nav $pfh, $first, $last, $i if $page > 1;
101 
102 		say $pfh "</main>";
103 
104 		endpage($pfh);
105 		close($pfh);
106 
107 		unlink $path;
108 	}
109 }
110 
111 sub nextthread {
112 	endthread() if defined($tfh);
113 	my ($mid, $subj) = @_;
114 	my $dest = "$outdir/thread/$mid.html";
115 	open($tfh, '>', $dest) or die "can't open $dest: $!";
116 	initpage($tfh, $subj);
117 
118 	print $tfh "<header class='mail-header'>";
119 	print $tfh "<p>";
120 	print $tfh $logo;
121 	print $tfh "<a href='/'>Index</a>";
122 	print $tfh "</p>";
123 	print $tfh "<dl><dt>Thread:</dt><dd>$subj</dd></dl>";
124 	print $tfh "</header>\n";
125 	# print $tfh "<div class='thread'><ul class='mails'>\n";
126 }
127 
128 sub endthread {
129 	say $tfh "</ul></li>" x $last_level;
130 	say $tfh "</ul></div>\n";
131 	endpage($tfh);
132 	close($tfh);
133 
134 	$last_level = 0;
135 }
136 
137 sub entry {
138 	my ($fh, $type, $mid, $date, $from, $subj) = @_;
139 	print $fh "<li id='$mid' class='mail'>";
140 	print $fh "<p class='mail-meta'>";
141 	print $fh "<time>$date</time> ";
142 	print $fh "<span class='from'>$from</span>";
143 	print $fh "<span class='colon'>:</span>";
144 	print $fh "</p>";
145 	print $fh "<p class='subject'>";
146 	print $fh "<a href='/$type/$mid.html'>$subj</a>";
147 	print $fh "</p>";
148 	print $fh "</li>\n";
149 }
150 
151 sub thread_entry {
152 	my ($fh, $mid, $level, $date, $from, $subj) = @_;
153 
154 	say $fh "</ul>\n</li>" x ($last_level - $level) if $last_level > $level;
155 	say $fh "</ul>\n</div>" if $threads_seen && $level == 0;
156 
157 	say $fh "<div class='thread'>" if $level == 0;
158 
159 	if ($last_level < $level) {
160 		say $fh "<li>\n<ul>";
161 	} elsif ($last_level == 0) {
162 		say $fh "<ul class='mails'>";
163 	}
164 
165 	entry $fh, "mail", $mid, $date, $from, $subj;
166 }
167 
168 unveil($outdir, "rwc") or die "unveil $outdir: $!";
169 unveil(".", "rwc") or die "unveil .: $!";
170 
171 pledge("stdio rpath wpath cpath") or die "pledge: $!";
172 
173 nextfile;
174 
175 while (<>) {
176 	my ($level, $fname, $mid, $date, $from, $subj) = parse;
177 
178 	if ($level == 0) {
179 		nextthread $mid, $subj;
180 
181 		$entries++;
182 		if ($entries > $entries_per_page) {
183 			nextfile;
184 			$entries = 0;
185 		}
186 		entry $pfh, "thread", $mid, $date, $from, $subj;
187 	}
188 
189 	thread_entry($tfh, $mid, $level, $date, $from, $subj);
190 	$last_level = $level;
191 	$threads_seen = 1;
192 }
193 
194 endfile;
195 endthread if $threads_seen;
196 fixfiles();