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lib/App/pmuninstall.pm  view on Meta::CPAN

    my $local_lib_base = quotemeta $self->_canon_path_compare($self->{local_lib});
    $file = $self->_canon_path_compare($file);

    return $file =~ /^$local_lib_base(?:\/|\z)/ ? 1 : 0;
}

sub vname_for {
    my ($self, $module) = @_;

    $self->puts("Fetching $module vname on cpanmetadb") if $self->{verbose};
    my $yaml = $self->fetch("$cpanmetadb/$module") or return;
    my $meta = YAML::Load($yaml);
    my $info = CPAN::DistnameInfo->new($meta->{distfile}) or return;

    return $info->distvname;
}

# taken from cpan-outdated
sub setup_local_lib {
    my $self = shift;
    return unless $self->{local_lib};

    unless (-d $self->{local_lib}) {
        $self->puts(colored ['red'], "! $self->{local_lib} : no such directory");
        exit 1;
    }

    local $SIG{__WARN__} = sub { }; # catch 'Attempting to write ...'
    $self->{inc} = [
        grep { defined }
        map { Cwd::realpath($_) }
            @{$self->build_active_perl5lib($self->{local_lib}, $self->{self_contained})}
    ];
    push @{$self->{inc}}, @INC unless $self->{self_contained};
}

sub build_active_perl5lib {
    my ($self, $path, $interpolate) = @_;
    my $perl5libs = [
        $self->install_base_arch_path($path),
        $self->install_base_perl_path($path),
        $interpolate && $ENV{PERL5LIB} ? split(/\Q$Config{path_sep}\E/, $ENV{PERL5LIB}) : (),
    ];
    return $perl5libs;
}

sub install_base_perl_path {
    my ($self, $path) = @_;
    File::Spec->catdir($path, 'lib', 'perl5');
}

sub install_base_arch_path {
    my ($self, $path) = @_;
    File::Spec->catdir($self->install_base_perl_path($path), $Config{archname});
}

sub fetch {
    my ($self, $url) = @_;
    $self->puts("-> Fetching from $url") if $self->{verbose};
    my $res = HTTP::Tiny->new->get($url);
    return if $res->{status} == 404;
    die "[$res->{status}] fetch $url failed!!\n" if !$res->{success};
    return $res->{content};
}

sub slurp {
    my ($self, $file) = @_;
    open my $fh, '<', $file or die "$file $!";
    do { local $/; <$fh> };
}

sub puts {
    my ($self, @msg) = @_;
    push @msg, '' unless @msg;
    print '  ' x $OUTPUT_INDENT_LEVEL if $OUTPUT_INDENT_LEVEL;
    print @msg, "\n";
}

sub usage {
    my $self = shift;
    $self->puts(<< 'USAGE');
Usage:
      pm-uninstall [options] Module [...]

      options:
          -v,--verbose                  Turns on chatty output
          -f,--force                    Uninstalls without prompts
          -c,--checkdeps                Check dependencies (defaults to on)
          -n,--no-checkdeps             Don't check dependencies
          -q,--quiet                    Suppress some messages
          -h,--help                     This help message
          -V,--version                  Show version
          -l,--local-lib                Additional module path
          -L,--local-lib-contained      Additional module path (don't include non-core modules)
USAGE

    exit 1;
}

sub short_usage {
    my $self = shift;
    $self->puts(<< 'USAGE');
Usage: pm-uninstall [options] Module [...]

Try `pm-uninstall --help` or `man pm-uninstall` for more options.
USAGE

    exit 1;
}

sub prepare_include_paths {
    my ($class, $inc) = @_;
    my $new_inc = [];
    my $archname = quotemeta $Config{archname};
    for my $path (@$inc) {
        push @$new_inc, $path;
        next if $path eq '.' or $path =~ /$archname/;
        push @$new_inc, File::Spec->catdir($path, $Config{archname});
    }
    return [do { my %h; grep !$h{$_}++, @$new_inc }];
}