=head1 VERSION
-Version 0.05
+Version 0.10
=cut
-our $VERSION = '0.05';
+our $VERSION = '0.10';
=head1 DESCRPITON
=cut
-our %gentooisms;
+my %name_mismatch;
-/^\s*([\w-]+)\s+([\w-]+)\s*$/ and $gentooisms{$1} = $2 while <DATA>;
+/^\s*([\w-]+)\s+([\w-]+)\s*$/ and $name_mismatch{$1} = $2 while <DATA>;
close DATA;
sub name_c2g {
my ($name) = @_;
- return $gentooisms{$name} || $name;
+ return $name_mismatch{$name} || $name;
+}
+
+=head2 C<license_c2g @licenses>
+
+Maps F<META.yml> C<license> tag values to the corresponding list of Gentoo licenses identifiers.
+Duplicates are stripped off.
+
+The included data was gathered from L<Module::Install> and L<Software::License>.
+
+=cut
+
+my %licenses = (
+ apache => [ 'Apache-2.0' ],
+ artistic => [ 'Artistic' ],
+ artistic_2 => [ 'Artistic-2' ],
+ bsd => [ 'BSD' ],
+ gpl => [ 'GPL-1' ],
+ gpl2 => [ 'GPL-2' ],
+ gpl3 => [ 'GPL-3' ],
+ lgpl => [ 'LGPL-2.1' ],
+ lgpl2 => [ 'LGPL-2.1' ],
+ lgpl3 => [ 'LGPL-3' ],
+ mit => [ 'MIT' ],
+ mozilla => [ 'MPL-1.1' ],
+ perl => [ 'Artistic', 'GPL-2' ],
+);
+
+sub license_c2g {
+ my %seen;
+ grep !$seen{$_}++, map @{$licenses{+lc} || []}, @_;
+}
+
+=head2 C<version_c2g $name, $version>
+
+Converts the C<$version> of a CPAN distribution C<$name> to a Gentoo version.
+
+=cut
+
+my $default_mapping = sub {
+ my ($v) = @_;
+
+ $v =~ s/^v//;
+ $v =~ y/-/_/;
+
+ $v =~ s/^[._]*//;
+ $v =~ s/[._]*$//;
+ $v =~ s/([._])[._]*/$1/g;
+
+ ($v, my $patch) = split /_/, $v, 2;
+ if (defined $patch) {
+ $patch =~ s/_//g;
+ $v .= "_p$patch";
+ }
+
+ return $v;
+};
+
+my $insert_dot_at = sub {
+ my ($v, $pos, $all) = @_;
+
+ my ($int, $frac) = split /\./, $v, 2;
+ return $v unless defined $frac;
+
+ my @p;
+ push @p, $-[0] while $frac =~ /[0-9]/g;
+ my %digit = map { $_ => 1 } @p;
+
+ my $shift = 0;
+ for (my $i = $pos; $i < @p; $i += $pos) {
+ if ($digit{$i}) {
+ substr($frac, $i + $shift, 0) = '.';
+ ++$shift;
+ }
+ last unless $all;
+ }
+
+ "$int.$frac";
+};
+
+my $insert_dot_at_1 = sub { $insert_dot_at->($_[0], 1, 0) },
+my $insert_dot_at_all_1 = sub { $insert_dot_at->($_[0], 1, 1) },
+my $insert_dot_at_2 = sub { $insert_dot_at->($_[0], 2, 0) },
+my $insert_dot_at_all_2 = sub { $insert_dot_at->($_[0], 2, 1) },
+my $insert_dot_at_all_3 = sub { $insert_dot_at->($_[0], 3, 1) },
+
+my $pad_decimals_to = sub {
+ my ($v, $n) = @_;
+
+ my ($int, $frac) = split /\./, $v, 2;
+ return $v unless defined $v;
+
+ my $l = length $frac;
+ if ($l < $n) {
+ $frac .= '0' x ($n - $l);
+ }
+
+ "$int.$frac";
+};
+
+my $pad_decimals_to_2 = sub { $pad_decimals_to->($_[0], 2) };
+my $pad_decimals_to_4 = sub { $pad_decimals_to->($_[0], 4) };
+
+my $correct_suffixes = sub {
+ my ($v) = @_;
+
+ $v = $default_mapping->($v);
+ $v =~ s/(?<!_)((?:alpha|beta|pre|rc|p)\d*)\b/_$1/g;
+
+ return $v;
+};
+
+my $strip_letters = sub {
+ my ($v) = @_;
+
+ $v = $default_mapping->($v);
+ $v =~ s/(?<=\d)[a-z]+//g;
+
+ return $v;
+};
+
+my $letters_as_suffix = sub {
+ my ($v) = @_;
+
+ $v = $default_mapping->($v);
+ $v =~ s/(?<=\d)b(?=\d)/_beta/g;
+
+ return $v;
+};
+
+my %version_mismatch;
+
+$version_mismatch{$_} = $insert_dot_at_1 for qw/
+ CGI-Simple
+/;
+
+$version_mismatch{$_} = $insert_dot_at_all_1 for qw/
+ AnyEvent
+ Archive-Rar
+ IO-AIO
+ Image-Size
+ Linux-Inotify2
+ PadWalker
+ Tie-Array-Sorted
+ Tk-TableMatrix
+ XML-RSS-Feed
+/;
+
+$version_mismatch{$_} = $insert_dot_at_2 for qw/
+ Error
+/;
+
+$version_mismatch{$_} = $insert_dot_at_all_2 for qw/
+ Authen-Htpasswd
+ BSD-Resource
+ CDDB
+ Cairo
+ Curses-UI
+ DBD-mysql
+ Email-MessageID
+ ExtUtils-CBuilder
+ ExtUtils-ParseXS
+ FileHandle-Unget
+ FreezeThaw
+ Lexical-Persistence
+ Lingua-EN-Inflect
+ Mail-Mbox-MessageParser
+ Module-Build
+ SQL-Abstract-Limit
+ Term-ReadLine-Perl
+ Test-Differences
+ Time-HiRes
+ Time-Local
+ perl-ldap
+/;
+
+$version_mismatch{$_} = $insert_dot_at_all_3 for qw/
+ Parse-RecDescent
+ Return-Value
+/;
+
+$version_mismatch{$_} = $pad_decimals_to_2 for qw/
+ Nmap-Parser
+ XML-AutoWriter
+/;
+
+$version_mismatch{$_} = $pad_decimals_to_4 for qw/
+ Convert-BER
+/;
+
+$version_mismatch{$_} = $correct_suffixes for qw/
+ Gimp
+ XML-Grove
+/;
+
+$version_mismatch{$_} = $strip_letters for qw/
+ DelimMatch
+ SGMLSpm
+/;
+
+$version_mismatch{$_} = $letters_as_suffix for qw/
+ Frontier-RPC
+/;
+
+sub version_c2g {
+ my ($n, $v) = @_;
+
+ return unless defined $v;
+
+ my $handler;
+ $handler = $version_mismatch{$n} if defined $n;
+ $handler = $default_mapping unless defined $handler;
+
+ return $handler->($v);
+}
+
+=head2 C<perl_version_c2g $version>
+
+Converts a perl version as you can find it in prerequisites to a Gentoo version number.
+
+=cut
+
+sub perl_version_c2g {
+ my ($v) = @_;
+
+ return unless defined $v and $v =~ /^[0-9\.]+$/;
+
+ my @parts;
+ if (my ($version, $subversion) = $v =~ /^([0-9]+)\.(0[^\.]+)$/) {
+ my $len = length $subversion;
+ if (my $pad = $len % 3) {
+ $subversion .= '0' x (3 - $pad);
+ }
+ @parts = ($version, $subversion =~ /(.{1,3})/g);
+ } else {
+ @parts = split /\./, $v;
+ }
+
+ return join '.', map int, @parts;
}
=head1 SEE ALSO
=head1 BUGS
-Please report any bugs or feature requests to C<bug-cpanplus-dist-gentoo at rt.cpan.org>, or through the web interface at L<http://rt.cpan.org/NoAuth/ReportBug.html?Queue=CPANPLUS-Dist-Gentoo>. I will be notified, and then you'll automatically be notified of progress on your bug as I make changes.
+Please report any bugs or feature requests to C<bug-cpanplus-dist-gentoo at rt.cpan.org>, or through the web interface at L<http://rt.cpan.org/NoAuth/ReportBug.html?Queue=CPANPLUS-Dist-Gentoo>.
+I will be notified, and then you'll automatically be notified of progress on your bug as I make changes.
=head1 SUPPORT
=head1 COPYRIGHT & LICENSE
-Copyright 2009 Vincent Pit, all rights reserved.
+Copyright 2009,2010 Vincent Pit, all rights reserved.
This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
__DATA__
ANSIColor Term-ANSIColor
-Audio-CD Audio-CD-disc-cover
+AcePerl Ace
CGI-Simple Cgi-Simple
+CGI-SpeedyCGI SpeedyCGI
+CPAN-Mini-Phalanx100 CPAN-Mini-Phalanx
Cache-Mmap cache-mmap
Class-Loader class-loader
Class-ReturnValue class-returnvalue
Crypt-Random crypt-random
DBIx-SearchBuilder dbix-searchbuilder
Data-Buffer data-buffer
+Date-Manip DateManip
Digest digest-base
Digest-BubbleBabble digest-bubblebabble
Digest-MD2 digest-md2
Frontier-RPC frontier-rpc
Gimp gimp-perl
Glib glib-perl
+Gnome2 gnome2-perl
Gnome2-Canvas gnome2-canvas
Gnome2-GConf gnome2-gconf
Gnome2-Print gnome2-print
Log-Dispatch log-dispatch
Math-Pari math-pari
Module-Info module-info
+NTLM Authen-NTLM
Net-Ping net-ping
Net-SFTP net-sftp
Net-SSH-Perl net-ssh-perl
OLE-Storage_Lite OLE-StorageLite
Ogg-Vorbis-Header ogg-vorbis-header
PathTools File-Spec
+Perl-Tidy perltidy
Pod-Parser PodParser
Regexp-Common regexp-common
SDL_Perl sdl-perl
Tie-EncryptedHash tie-encryptedhash
Tk perl-tk
Wx wxperl
+XML-Sablotron XML-Sablot
YAML yaml
gettext Locale-gettext
txt2html TextToHTML