make_static.PL

   1 #!/usr/bin/perl
   2 use v5.14;
   3 use warnings;
   4
   5 use CSS::Minifier::XS qw//;
   6 use JavaScript::Minifier::XS qw//;
   7
   8 use IO::Compress::Gzip qw/gzip/;
   9 use File::Slurp qw/read_file write_file/;
  10
  11 mkdir 'static';
  12 mkdir 'static/css';
  13
  14 sub gzip_file {
  15         my ($file) = @_;
  16         gzip $file => "$file.gz", -Level => 9, Minimal => 1;
  17 }
  18
  19 sub make_css {
  20         my $common_css;
  21         $common_css .= read_file $_ for <css/*.css>;
  22         for (<css/themes/*>) {
  23                 my ($theme) = m,themes/(.*)\.css,;
  24                 my $css = read_file $_;
  25                 $css .= $common_css;
  26                 write_file "static/css/$theme.css", CSS::Minifier::XS::minify $css;
  27                 gzip_file "static/css/$theme.css";
  28         }
  29 }
  30
  31 sub make_js {
  32         if (-f 'compiler.jar') {
  33                 system java => -jar => 'compiler.jar', qw,-O SIMPLE --create_source_map static/js.map --js_output_file static/js.js --language_in ECMASCRIPT5_STRICT --source_map_location_mapping js/|/static/js/,, <js/*>;
  34                 my $js = read_file 'static/js.js';
  35                 write_file 'static/js.js', '//# sourceMappingURL=/static/js.map', "\n", $js;
  36                 system 'cp', '-rp', 'js', 'static/';
  37         } else {
  38                 my $js;
  39                 $js .= read_file $_ for <js/*.js>;
  40                 write_file 'static/js.js', JavaScript::Minifier::XS::minify $js;
  41         }
  42         gzip_file 'static/js.js';
  43 }
  44
  45 my $css_mtime = -M 'static/css/slate.css' // 0;
  46 for (<css/*>, <css/themes/*>) {
  47         if (!$css_mtime || $css_mtime > -M) {
  48                 make_css;
  49                 last
  50         }
  51 }
  52
  53 my $js_mtime = -M 'static/js.js' // 0;
  54 for (<js/*>) {
  55         if (!$js_mtime || $js_mtime > -M) {
  56                 make_js;
  57                 last
  58         }
  59 }