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|
#!/usr/bin/perl
use v5.38;
use strict;
use warnings;
use experimental 'signatures';
use local::lib;
use File::Path qw(make_path remove_tree);
use Path::Class;
use Getopt::Long;
# Root in directory.
our $indir;
our $outdir;
my $VERSION = "v0.1";
my @exlude_files = (
qr/log\/\w+\/*/
);
my $with_sidebar = 1;
sub help {
print<<EOF
$0 [switches] input-directory
-v print version and exits
-h print this help and exits
-o set the output directory (by default site.static/)
EOF
}
sub version {
print <<EOF
$0 $VERSION
EOF
}
sub styles {
# Unset $/, the Input Record Separator, to make <> give you the whole file at once.
local $/=undef;
open my $FILE, '<', "styles.css" or die "Cannot open file $!";
my $styles = <$FILE>;
close $FILE;
return $styles;
}
sub markdown {
my ($file) = @_;
my $filename = "$file";
$filename =~ s/\.html$/.md/g;
return `markdown "$filename"`;
}
sub generate_page {
my $file = $_[0];
my $sidebar = "";
if($with_sidebar) {
$sidebar = transverse($indir, $file);
}
my $styles = styles;
my $body = markdown($file);
my $page = <<EOF
<!doctype html>
<html>
<head>
<title>Deprecated</title>
<link rel="icon" href="/favicon.png" type="image/png"/>
<meta name="viewport" content="width=device-width, initial-scale=0.9" />
<meta charset="UTF-8">
<style>
$styles
</style>
</head>
<body>
<div class="header">
<h1 class="headerTitle">
<a href="/">Deprecated</a> <span class="headerSubtitle">Coding for fun</span>
</h1>
</div>
<div id="side-bar">
$sidebar
</div>
<div id="main">
$body
</div>
<div id="footer">
<div class="right">Powered by <a href="http://git.deprecated.org/ssg.git/about">SSG</a></div>
</div>
</body>
</html>
EOF
;
return $page;
}
sub generate_link {
my ($file, $options) = @_;
$options->{hl} = 0 if !exists($options->{hl});
# Exclude links
if ($file) {
if (grep /^$file$/, @exlude_files) {
say "excluding $file";
return "";
}
my $path = $file->stringify;
my $str = $file->basename;
if($path =~ /index\.md$/) {
return "";
}
# remove the input directory.
$path =~ s/^$indir//g;
if($file->is_dir()) {
$str = "$str/" if $file->is_dir();
} else {
$path =~ s/\.md$/.html/g;
$str =~ s/\.md$//g;
}
# Higlight?
my $hl = "";
if($options->{hl} eq 1) {
$hl = "class='hl'";
}
return "<li><a $hl href='$path'>$str</a></li>";
}
}
sub transverse {
my ($dirname, $file_needed) = @_;
my $retval = "";
my $directory = dir($dirname);
$retval = "<ul>";
while(my $file = $directory->next) {
my $filename = $file->stringify;
# Some conditions
next if $filename =~ /(\.|\.\.)$/;
next if $filename eq $directory;
if($file_needed eq $file or (
$file_needed->dir eq $filename and
$filename eq "index.md")) {
$retval = "$retval" . generate_link($file, { hl => 1 });
} else {
$retval = "$retval" . generate_link($file);
}
if($file->is_dir()) {
my $d = $file_needed->dir->stringify;
if($file =~ /$d/ and !($d eq $directory)) {
$retval = "$retval" . transverse($file, $file_needed);
}
}
}
$retval = "$retval</ul>";
return $retval;
}
sub run_on {
my $dirname = $_[0] or die "Cannot stat input directory";
my $mddir = dir($dirname);
while(my $file = $mddir->next) {
my $outfile = $file->stringify;
# Some conditions:
# 1) next if file is . or ..
# 2) next if outfile = directory with markdown
# 3) die if the output file is in the input directory.
next if $outfile eq $mddir;
next if $outfile =~ m/(\.|\.\.)($|\/)/;
$outfile =~ s/^$indir/$outdir\//g;
$outfile !~ m/^$indir/ or die "trying to write in the same directory $outfile";
if($file->is_dir()) {
# make a directory
make_path $outfile;
run_on($file);
next;
}
$outfile =~ s/md$/html/g;
# This file it's just for pretty print
print STDERR "* writing: " . file($outfile) . "\n";
my $contents = generate_page $file;
open my $FD, '>', "$outfile" or die " [ERROR] cannot open > $outfile: $!";;
print $FD $contents or die " [ERROR] Cannot write $outfile: $!";
close $FD or die " [ERROR] Cannot close $outfile: $!";
}
}
sub main {
my $help;
my $version;
my $output_path = 'site.static/';
my $sidebar = 1;
GetOptions(help => \$help,
version => \$version,
"output-path=s", \$output_path,
"sidebar" => \$sidebar) or die "Error in command line arguments\n";
$indir = shift @ARGV;
if($help) {
help;
exit 0;
} elsif ($version) {
version();
exit 0;
}
if (-d $output_path) {
print STDERR "Removing $output_path\n";
remove_tree($output_path);
}
$outdir = $output_path;
mkdir $output_path;
run_on $indir;
}
main;
|
