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#!/usr/bin/perl -w
# $Id$
# status.txt file generator
# (c)2004 Stepan Roh (PUBLIC DOMAIN)
# usage: ./status.pl version_tag status_file sfd_files+
# will print new status file on standard output
sub parse_status_file(\%$);
sub parse_sfd_file(\%$$);
sub print_status_file(\%);
sub parse_versions($);
sub format_versions(\%);
sub normalize_version($);
sub denormalize_version($);
sub detect_full_typefaces_support(@);
# internal parsed format:
# _ => ( header lines* )
# hexadecimal character encoding => ( 'name' => name, 'versions' => ( version => ( typefaces* ) ) )
$debug = 0;
$name_width = 20;
if ($debug) {
use Data::Dumper;
$Data::Dumper::Indent = 1;
$Data::Dumper::Sortkeys = 1;
$Data::Dumper::Purity = 1;
}
%parsed_typefaces = ();
sub normalize_version($) {
my ($version) = @_;
if ($version eq 'original') {
$version = '0.0';
}
return join ('_', map { sprintf ("%02s", $_) } split (/\./, $version));
}
sub denormalize_version($) {
my ($version) = @_;
$version = join ('.', map { $_ + 0 } split (/_/, $version));
if ($version eq '0.0') {
$version = 'original';
}
return $version;
}
sub parse_versions($) {
my ($versions) = @_;
my %ret = ();
while ($versions =~ s,^\s*(\S+)\s*(?:\((.*?)\)|),,) {
my ($version, $typefaces) = ($1, $2);
$version = normalize_version($version);
if ($typefaces) {
my @typefaces = split (/\s*,\s*/, $typefaces);
$ret{$version} = \@typefaces;
} else {
$ret{$version} = [];
}
}
return %ret;
}
sub parse_status_file(\%$) {
my ($parsed_ref, $status_file) = @_;
open (STATUS, $status_file) || die "Unable to open $status_file : $!\n";
while (<STATUS>) {
if (/^U+/) {
my ($hex_enc, $name, $versions) = ($_ =~ /^U\+(\S+)\s+(\S+)\s+(.*?)\s*$/);
my %versions = parse_versions ($versions);
$$parsed_ref{$hex_enc}{'name'} = $name;
$$parsed_ref{$hex_enc}{'versions'} = \%versions;
} else {
push (@{$$parsed_ref{'_'}}, $_);
}
}
close (STATUS);
}
sub parse_sfd_file(\%$$) {
my ($parsed_ref, $version_tag, $sfd_file) = @_;
open (SFD, $sfd_file) || die "Unable to open $sfd_file : $!\n";
my $typeface = '';
my $curchar = '';
my $hex_enc = '';
my $empty = 0;
$version_tag = normalize_version($version_tag);
while (<SFD>) {
if (/^FullName:\s+\S+\s+(.*?)\s*$/) {
# DejaVu is not included in typeface
$typeface = $1;
$parsed_typefaces{$typeface} = 1;
} elsif (/^StartChar:\s*(\S+)\s*$/) {
$curchar = $1;
$hex_enc = '';
$empty = 0;
} elsif (/^Colour:/) {
# XXX this is quick'n'dirty hack to detect non-empty glyphs
$empty = 1;
} elsif (/^Encoding:\s*\d+\s*(\d+)\s*\d+\s*$/) {
$hex_enc = sprintf ('%04x', $1);
} elsif ($hex_enc && !$empty && /^EndChar\s*$/) {
$$parsed_ref{$hex_enc}{'name'} = $curchar;
push (@{$$parsed_ref{$hex_enc}{'versions'}{$version_tag}}, $typeface);
}
}
close (SFD);
}
sub detect_full_typefaces_support(@) {
my %typefaces = ();
foreach $typeface (@_) {
$typefaces{$typeface} = 1;
}
foreach $typeface (keys %parsed_typefaces) {
return 0 if (!exists $typefaces{$typeface});
}
return 1;
}
sub format_versions(\%) {
my ($versions_ref) = @_;
my @ret = ();
my %done_typefaces = ();
foreach $version (sort keys %{$versions_ref}) {
my ($str) = denormalize_version ($version);
my $do_last = 1;
if (@{$$versions_ref{$version}}) {
my @print_typefaces = ();
foreach $typeface (@{$$versions_ref{$version}}) {
if (!exists ($done_typefaces{$typeface})) {
$done_typefaces{$typeface} = 1;
push (@print_typefaces, $typeface);
}
}
next if (!@print_typefaces);
if (!detect_full_typefaces_support(@print_typefaces)) {
$str .= ' (' . join (', ', sort @print_typefaces) . ')';
$do_last = 0;
}
}
push (@ret, $str);
last if ($do_last);
}
return join (' ', @ret);
}
sub print_status_file(\%) {
my ($parsed_ref) = @_;
print @{$$parsed_ref{'_'}};
delete $$parsed_ref{'_'};
foreach $hex_enc (sort {hex($a) <=> hex($b)} keys %{$parsed_ref}) {
my ($versions) = format_versions (%{$$parsed_ref{$hex_enc}{'versions'}});
printf ('U+%s %-'.$name_width.'s %s'."\n", $hex_enc, $$parsed_ref{$hex_enc}{'name'}, $versions);
}
}
if (@ARGV < 3) {
print STDERR "usage: version_tag status_file sfd_files+\n";
exit 1;
}
$version_tag = shift @ARGV;
$status_file = shift @ARGV;
@sfd_files = @ARGV;
%parsed = ();
parse_status_file (%parsed, $status_file);
foreach $sfd_file (@sfd_files) {
parse_sfd_file (%parsed, $version_tag, $sfd_file);
}
if ($debug) {
print STDERR Data::Dumper->Dump([\%parsed], ['*parsed']);
print STDERR "Parsed typefaces: ", join (', ', @parsed_typefaces), "\n";
}
print_status_file (%parsed);
1;
|
