csswg-drafts/css2/bin/htmlcat at 20ce0ef86322395babaffc570fb315c5967aa2a4 · w3c/csswg-drafts · GitHub

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#!/usr/local/bin/perl
#
# Arnaud Le Hors - lehors@w3.org
# $Id: htmlcat,v 1.4 2006-10-09 18:55:52 ihickson Exp $

use strict;
use warnings;


my $PROGNAME = substr($0, rindex($0, "/") + 1);

if (!$ARGV[0]) {
    print "Usage: $PROGNAME output file1 file2 ...\n";
    exit 1;
}

open(OUTPUT, "> $ARGV[0]");
shift;


# Fix up links & anchors
sub fixup($$)
{
  my ($name, $s) = @_;

  # Make local links unique
  $s =~ s/(\bhref\s*=\s*[\"\']?)#([^\"\'> ]+)([\"\']?)/$1$name.$2$3/ig;
  $s =~ s/(\b(?:id|name)\s*=\s*[\"\']?)([^\"\'> ]+)([\"\']?)/$1$name.$2$3/ig;

  # Give the first H1 an ID equal to its source file name
  $s =~ s/<H1>/<H1 id=\"$name\">/i;

  # Try to make links to other chapters into links to the file itself
  $s =~ s/(\bhref\s*=\s*[\"\'])([^#\/:\"\']+)([\"\'])/$1\#$2$3/ig;
  $s =~ s/(\bhref\s*=\s*[\"\']?)([^\/:\"\'> ]+)#([^\"\'> ]+)([\"\']?)/$1\#$2.$3$4/ig;

  return $s;
}


# copy file in memory
sub readfile {
    my $buf = "";
    if (!open(INPUT, $_[0])) {
	print STDERR "$PROGNAME Error: Cannot open file: $_[0]\n";
	return;
    }
    while (<INPUT>) {
	$buf .= $_;
 
4F4C
   }
    close(INPUT);
    return $buf;
}

# 1st file: take everything up to the body end tag or the end otherwise
$_ = readfile($ARGV[0]);
if (/<\/body>/sio) {
    print OUTPUT fixup($ARGV[0], $`);
} else {
    print OUTPUT fixup($ARGV[0], $_);
}

shift;

# then for each other given html file only take the body content
foreach my $file (@ARGV) {
    $_ = readfile($file);
    # look for the beginning of the body content
    if (/<body>(.*)/sio) {
	$_ = $1;
    } elsif (/<\/head>/sio) {
	$_ = $';
    }
    # look for the end of the body content
    if (/<\/body>/sio) {
	print OUTPUT fixup($file, $`);
    } elsif (/<\/html>/sio) {
	print OUTPUT fixup($file, $`);
    } else {
	print OUTPUT fixup($file, $_);
    }
}
# close body
print OUTPUT "</body>\n";
close(OUTPUT);