File Coverage

blib/lib/Alien/Build/MB.pm

Criterion	Covered	Total	%
statement	103	112	91.9
branch	14	20	70.0
condition	1	2	50.0
subroutine	12	14	85.7
pod	5	7	71.4
total	135	155	87.1

package Alien::Build::MB;

use strict;
use warnings;
use Path::Tiny ();
use Alien::Build;
use base qw( Module::Build );

# ABSTRACT: Alien::Build installer class for Module::Build
our $VERSION = '0.07'; # VERSION


sub new
{
  my($class, %args) = @_;

  if(! -f 'alienfile')
  {
    die "unable to find alienfile";
  }
  else
  {
    my $build = Alien::Build->load('alienfile', root => '_alien');
    $build->load_requires('configure');
    $build->root;
    $build->checkpoint;
  }

  my $self = $class->SUPER::new(%args);

  my $build = $self->alien_build(1);

  $self->_add_prereq( "${_}_requires", 'Module::Build'    => '0.36' ) for qw( configure build );
  $self->_add_prereq( "${_}_requires", 'Alien::Build::MB' => '0.01' ) for qw( configure build );
  $self->add_to_cleanup("_alien");

  foreach my $hook_name (qw( test_ffi test_share test_system ))
  {
    if($build->meta->has_hook($hook_name))
    {
      $self->_add_prereq( "configure_requires", 'Alien::Build::MB' => '0.05');
      last;
    }
  }

  my %config_requires = %{ $build->requires('configure') };
  foreach my $module (keys %config_requires)
  {
    my $version = $config_requires{$module};
    $self->_add_prereq( 'configure_requires', $module => $version );
  }

  unless($build->install_type =~ /^(share|system)$/)
  {
    die "unknown install type: @{[ $build->install_type ]}";
  }

  my %build_requires = %{ $build->requires($build->install_type) };
  foreach my $module (keys %build_requires)
  {
    my $version = $build_requires{$module};
    $self->_add_prereq( 'build_requires', $module => $version );
  }

  my $final_dest = $self->install_destination($build->meta_prop->{arch} ? 'arch' : 'lib');

  my $prefix = Path::Tiny->new($final_dest)
                         ->child("auto/share/dist")
                         ->child($self->dist_name)
                         ->absolute;
  my $stage  = Path::Tiny->new("blib/lib/auto/share/dist")
                         ->child($self->dist_name)
                         ->absolute;

  $build->set_stage ($stage->stringify );
  $build->set_prefix($prefix->stringify);
  $build->runtime_prop->{perl_module_version} = $self->dist_version;

  $build->checkpoint;

  if($self->alien_alienfile_meta)
  {
    $self->meta_merge->{x_alienfile} = {
      generated_by => "@{[ __PACKAGE__ ]} version @{[ __PACKAGE__->VERSION || 'dev' ]}",
      requires => {
        map {
          my %reqs = %{ $build->requires($_) };
          $reqs{$_} = "$reqs{$_}" for keys %reqs;
          $_ => \%reqs;
        } qw( share system )
      },
    };
  }

  $self;
}


__PACKAGE__->add_property( alien_alienfile_meta => 1 );


sub alien_build
{
  my($self, $noload) = @_;
  my $build = Alien::Build->resume('alienfile', '_alien');
  $build->load_requires('configure');
  $build->load_requires($build->install_type) unless $noload;
  $build;
}

sub _alien_already_done ($)
{
  my($name) = @_;
  my $path = Path::Tiny->new("_alien/mb/$name");
  return -f $path;
}

sub _alien_touch ($)
{
  my($name) = @_;
  my $path = Path::Tiny->new("_alien/mb/$name");
  $path->parent->mkpath;
  $path->touch;
}


sub ACTION_alien_download
{
  my($self) = @_;
  return $self if _alien_already_done 'download';
  my $build = $self->alien_build;
  $build->download;
  $build->checkpoint;
  _alien_touch 'download';
  $self;
}


sub ACTION_alien_build
{
  my($self) = @_;
  return $self if _alien_already_done 'build';
  $self->depends_on('alien_download');

  my $build = $self->alien_build;
  $build->build;

  if($build->meta_prop->{arch})
  {
    my $archdir = Path::Tiny->new("./blib/arch/auto/@{[ join '/', split /-/, $self->dist_name ]}");
    $archdir->mkpath;
    my $archfile = $archdir->child($archdir->basename . ".txt");
    $archfile->spew('Alien based distribution with architecture specific file in share');
  }

  {
    my @parts = split /-/, $self->dist_name;
    my $package = join '::', @parts;
    my $install_files = Path::Tiny->new("./blib/lib")->child( @parts, 'Install', 'Files.pm' );
    $install_files->parent->mkpath;
    $install_files->spew_utf8(
      "package ${package}::Install::Files;\n",
      "use strict;\n",
      "use warnings;\n",
      "require ${package};\n",
      "sub Inline { shift; ${package}->Inline(\@_) }\n",
      "1;\n",
    );
  };

  $build->checkpoint;

  _alien_touch 'build';
  $self;
}


sub ACTION_alien_test
{
  my($self) = @_;
  $self->depends_on('alien_build');

  my $build = $self->alien_build;
  if($build->can('test'))
  {
    $build->test;
    $build->checkpoint;
  }
  $self;
}

sub ACTION_test
{
  my($self) = @_;
  $self->depends_on('alien_test');
  $self->SUPER::ACTION_test;
}

sub ACTION_code
{
  my($self) = @_;
  $self->depends_on('alien_build');
  $self->SUPER::ACTION_code;
}

1;

__END__