+ my $escaped = 0;
+ my $new_str = '';
+
+ for (my $i = 0; $i < length $str; $i++) {
+ my $char = substr $str, $i, 1;
+
+ if ($escaped) {
+ if ($char eq 'n') {
+ $new_str .= "\n";
+
+ } elsif ($char eq 'r') {
+ $new_str .= "\r";
+
+ } elsif ($char eq 's') {
+ $new_str .= ' ';
+
+ } elsif ($char eq 'x') {
+ $new_str .= chr(hex(substr($str, $i + 1, 2)));
+ $i += 2;
+
+ } else {
+ $new_str .= $char;
+ }
+
+ $escaped = 0;
+
+ } elsif ($char eq '\\') {
+ $escaped = 1;
+
+ } else {
+ $new_str .= $char;
+ }
+ }
+
+ return $new_str;
+}
+
+sub _read_special_chars_file {
+ my $self = shift;
+ my $country = shift;
+
+ if (! -f "locale/$country/special_chars") {
+ $self->{special_chars_map} = {};
+ return;
+ }
+
+ $self->{special_chars_map} = Inifile->new("locale/$country/special_chars", 'verbatim' => 1);
+
+ foreach my $format (keys %{ $self->{special_chars_map} }) {
+ next if (($format eq 'FILE') || ($format eq 'ORDER') || (ref $self->{special_chars_map}->{$format} ne 'HASH'));
+
+ if ($format ne lc $format) {
+ $self->{special_chars_map}->{lc $format} = $self->{special_chars_map}->{$format};
+ delete $self->{special_chars_map}->{$format};
+ $format = lc $format;
+ }
+
+ my $scmap = $self->{special_chars_map}->{$format};
+ my $order = $self->{iconv}->convert($scmap->{order});
+ delete $scmap->{order};
+
+ foreach my $key (keys %{ $scmap }) {
+ $scmap->{$key} = $self->_handle_markup($self->{iconv}->convert($scmap->{$key}));
+
+ my $new_key = $self->_handle_markup($self->{iconv}->convert($key));
+
+ if ($key ne $new_key) {
+ $scmap->{$new_key} = $scmap->{$key};
+ delete $scmap->{$key};
+ }
+ }
+
+ $self->{special_chars_map}->{"${format}-reverse"} = { reverse %{ $scmap } };
+
+ $scmap->{order} = [ map { $self->_handle_markup($_) } split m/\s+/, $order ];
+ $self->{special_chars_map}->{"${format}-reverse"}->{order} = [ grep { $_ } map { $scmap->{$_} } reverse @{ $scmap->{order} } ];
+ }