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## $Id$ |
## $Id$ |
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## ------------------------------------------------------------------------- |
## ------------------------------------------------------------------------- |
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## $Log$ |
## $Log$ |
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## Revision 1.6 2003/05/13 07:42:59 joko |
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## + sub decode_hex_nybbles: e.g. required to decode binary data from cellular phones |
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## |
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## Revision 1.5 2003/04/09 07:22:34 joko |
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## childObj2string now inside Encode.pm, renamed to 'twingle_reference' |
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## |
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## Revision 1.4 2003/03/27 15:17:07 joko |
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## namespace fixes for Data::Mungle::* |
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## |
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## Revision 1.3 2003/02/20 20:48:36 joko |
## Revision 1.3 2003/02/20 20:48:36 joko |
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## renamed methods |
## renamed methods |
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## |
## |
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## ------------------------------------------------------------------------- |
## ------------------------------------------------------------------------- |
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package Data::Transform::Encode; |
package Data::Mungle::Transform::Encode; |
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use strict; |
use strict; |
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use warnings; |
use warnings; |
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require Exporter; |
require Exporter; |
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our @ISA = qw( Exporter ); |
our @ISA = qw( Exporter ); |
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our @EXPORT_OK = qw( &latin_to_utf8 &latin_to_utf8_scalar &utf8_to_latin &utf8_to_latin_scalar ); |
our @EXPORT_OK = qw( |
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&latin_to_utf8 |
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&latin_to_utf8_scalar |
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&utf8_to_latin |
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&utf8_to_latin_scalar |
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&twingle_reference |
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&decode_hex_nybbles |
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); |
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use Unicode::String qw(utf8 latin1); |
use Unicode::String qw(utf8 latin1); |
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} |
} |
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} |
} |
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# encodes object-references to serialized string representations |
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# made up of: |
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# - 'o_<classname>_<ref type>_<guid>'??? |
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# - 'o_{guid}_{classname}'!!! |
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# TODO: enhance further! |
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# make it possible to twingle OID-, GUID- and/or other references |
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sub twingle_reference { |
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my $obj = shift; |
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my $option = shift; |
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my $string = 'n/a'; |
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#if ($option == 1) { |
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if ((my $classname = ref $obj) && (my $guid = $obj->{guid})) { |
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$string = join('_', 'o', $guid, $classname); |
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} |
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#} |
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return $string; |
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} |
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sub decode_hex_nybbles { |
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my $data = shift; |
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my @buf; |
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for (my $i = 0; $i <= length($data); $i = $i + 2) { |
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my $nybble = substr($data, $i, 2); |
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push @buf, chr(hex($nybble)); |
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} |
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return join('', @buf); |
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} |
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1; |
1; |
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__END__ |
__END__ |