Correctly map exotic Gentoo versions from CPAN versions

[perl/modules/CPANPLUS-Dist-Gentoo.git] / lib / CPANPLUS / Dist / Gentoo / Maps.pm

diff --git a/lib/CPANPLUS/Dist/Gentoo/Maps.pm b/lib/CPANPLUS/Dist/Gentoo/Maps.pm
index 1aa7d85458442f641dcf21d7fa48e466778a853e..0cb1af2809eeb0b15f3c94321af2b4b0df75c9ac 100644 (file)
--- a/lib/CPANPLUS/Dist/Gentoo/Maps.pm
+++ b/lib/CPANPLUS/Dist/Gentoo/Maps.pm
@@ -21,9 +21,9 @@ This is an helper package to L<CPANPLUS::Dist::Gentoo>.
 
 =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;
 
@@ -37,7 +37,7 @@ Maps a CPAN distribution name to its Gentoo counterpart.
 
 sub name_c2g {
  my ($name) = @_;
- return $gentooisms{$name} || $name;
+ return $name_mismatch{$name} || $name;
 }
 
 =head2 C<license_c2g @licenses>
@@ -70,29 +70,187 @@ sub license_c2g {
  grep !$seen{$_}++, map @{$licenses{+lc} || []}, @_;
 }
 
-=head2 C<version_c2g $version>
+=head2 C<version_c2g $name, $version>
 
-Converts a CPAN version to a Gentoo version.
+Converts the C<$version> of a CPAN distribution C<$name> to a Gentoo version.
 
 =cut
 
-sub version_c2g {
+my $default_mapping = sub {
  my ($v) = @_;
 
- return unless defined $v;
-
+ $v =~ s/^v//;
  $v =~ y/-/_/;
- $v =~ y/0-9._//cd;
 
  $v =~ s/^[._]*//;
  $v =~ s/[._]*$//;
  $v =~ s/([._])[._]*/$1/g;
 
- ($v, my $patch, my @rest) = split /_/, $v;
- $v .= '_p' . $patch if defined $patch;
- $v .= join('.', '', @rest) if @rest;
+ ($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>
@@ -154,8 +312,9 @@ This program is free software; you can redistribute it and/or modify it under th
 __DATA__
 ANSIColor               Term-ANSIColor
 AcePerl                 Ace
-Audio-CD                Audio-CD-disc-cover
 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
@@ -181,6 +340,7 @@ ExtUtils-PkgConfig      extutils-pkgconfig
 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