/build/mt-dists/make-dists

#!/usr/bin/perl -w

# Movable Type (r) (C) 2001-2010 Six Apart, Ltd. All Rights Reserved.
# This code cannot be redistributed without permission from www.sixapart.com.
# For more information, consult your Movable Type license.
#
# $Id: make-dists 5333 2010-02-25 03:20:03Z takayama $

use strict;
use lib 'extlib', 'lib';
use ExtUtils::Manifest qw( maniread manicopy mkmanifest );
use File::Copy;
use File::Find;
use File::Spec::Functions;
use File::Basename;
use Getopt::Long;

my $langlist = '';
my $stamp = '';
my $package = '';
my $license = '';
my $silent = 0;

no warnings;
# WHY, oh why?
*ExtUtils::Manifest::cp = sub {
    my ($srcFile, $dstFile) = @_;
    my ($perm,$access,$mod) = (stat $srcFile)[2,8,9];
    copy($srcFile,$dstFile);
    utime $access, $mod, $dstFile;
    # chmod a+rX-w,go-w
    chmod(  0644 | ( $perm & 0111 ? 0111 : 0 ),  $dstFile )
      unless ($^O eq 'MacOS');
};
use warnings;

# disables resource fork handling for tar command on OS X
$ENV{COPYFILE_DISABLE} = 'true';

GetOptions(
    'language:s' => \$langlist,
    'package:s' => \$package,
    'silent' => \$silent,
    'license:s' => \$license,
    'stamp:s' => \$stamp,
) or die "ERROR: Couldn't get the command-line options";

my %options;

my $make = 'make';
$make .= ' -s' if $silent;
$ExtUtils::Manifest::Quiet = $silent;
$ExtUtils::Manifest::Verbose = ! $silent;

my $skip = 'MANIFEST.SKIP';
my $skip_bak = "$skip.bak";

my $orig = eval {
    verbose_command("$make clean");
    verbose_command("$make lib/MT.pm");
    require MT;
    $package . '-' . MT->VERSION;
} or die "ERROR: Failed to get version from package $package";

my $skip_rules = `cat $skip`;
if ($skip_rules =~ m/^#\?/m) { # conditional rule
    move($skip, $skip_bak);
}

my @languages = split(/,/, $langlist);
@languages = qw( en_US nl fr de es ja ) unless @languages;
for my $lang (@languages) {
    $options{language} = $lang;
    $options{package} = $package;
    $options{license} = $license;

    print join(" ", @languages), "\n";
    my $short_lang = $lang;
    # If there are not any _'s in the language double it: xx_XX.
    my $long_lang = ($lang =~ /_/ ? $lang : $lang . '_' . uc($lang));
    # ..unless we are Japanese.
    $long_lang = 'ja' if ($lang eq 'ja');

    # Override the distribution name if we are given a stamp.
    my $distname = defined $stamp && $stamp ne ''
        ? $stamp
        : $orig . '-' . $long_lang;

    print "---------------- Building $lang ----------------\n";
    verbose_command("$make clean");  # to clean MT.pm
    verbose_command($make);

    update_default_lang( $lang );

    make_manifest_skip($skip_rules, $skip);

    mkmanifest();

    # Copy files for non-GPL license since we will be modifying the content
    manicopy(maniread(), $distname, ( $license eq 'GPL' ? 'best' : 'cp' ));

    if (($license || '') ne 'GPL') {
        assign_license( $distname );
    }

    verbose_command("find $distname -name .exists | xargs rm");
    verbose_command("chmod +x $distname/*.cgi"); 
    verbose_command("chmod +x $distname/tools/*"); 

    my $options = $silent ? 'cf' : 'cvf';
    verbose_command("tar $options $distname.tar --wildcards --exclude '*.zip' $distname");
    $options = $silent ? '-q' : '';
    verbose_command("gzip $options --best $distname.tar");
    $options = $silent ? '-rq' : '-r';
    verbose_command("zip $options $distname.zip $distname -x $distname/extras/\*.gz");

    verbose_command("rm -rf $distname");
    unlink("MANIFEST");
}

END {
    move($skip_bak, $skip) if -e $skip_bak;
}

sub assign_license {
    my ($dir) = @_;
    find( { wanted => \&process_file_for_license, no_chdir => 1 },
        $dir );
}

sub process_file_for_license {
    my $file = $_;

    # skip any '.git', '.svn' directory
    return if $file =~ m! / \. !x;

    # must be a file, not a directory
    return unless -f $file;

    # must have a source file extension or be a utility script (extensionless)
    return unless $file =~ m! / ( [A-Za-z0-9_.-]+ \. ( pl | php | pm | cgi | js | t ) | [a-z0-9_-] + ) $ !x;

    my $content;
    open FIN, "<$file";
    {
        local $/;
        $content = <FIN>;
    }
    close FIN;

    my $open = quotemeta('# Movable Type (r) Open Source (C)');

    # skip file if it doesn't contain the Open Source license
    return unless $content =~ m/$open/;

    my $close = quotemeta('# GNU General Public License, version 2.');

    # non-distributable license text
    my $license = <<EOT;

# This code cannot be redistributed without permission from www.sixapart.com.
# For more information, consult your Movable Type license.
EOT
    chomp($license);

    if ($content =~ s{$open (\d+(-\d+)?).*?$close}
        { '# Movable Type (r) (C) ' . $1 . ' Six Apart, Ltd. All Rights Reserved.' . $license }se) {

        ## print "applying license changes to $file...\n"; return;

        open FOUT, ">$file";
        print FOUT $content;
        close FOUT;
    }
}

sub make_manifest_skip {
    my ($rules, $file) = @_;
    my @rules = split /\n/, $rules;

    my @result;
    foreach my $rule (@rules) {
        if ($rule =~ m/^#\?([^=]+)=([^ ]+) +(.+)$/) {
            # a conditional rule
            my $var = $1;
            my $val = $2;
            my $skip = $3;

            if (($options{$var} || '') eq $val) {
                push @result, $skip;
            }
        }
        push @result, $rule;
    }

    my $result = join "\n", @result;

    local *FOUT;
    open *FOUT, ">$file";
    print FOUT $result;
    close FOUT;
}

sub verbose_command {
    my $command = shift;
    print 'Execute:', "  $command" unless $silent;
    system $command;
    if( $? == -1 ) {
        die "ERROR: Failed to execute: $!";
    }
    elsif( $? & 127 ) {
        die sprintf( "ERROR: Child died with signal %d, with%s coredump\n",
            ( $? & 127 ), ( $? & 128 ? '' : 'out' )
        );
    }
    else {
#        printf "Child exited with value %d\n", $? >> 8;
    }
    return $command;
}

sub update_default_lang {
    my $lang = shift;
    my $config;

    open FH, "<mt-config.cgi-original";
    {
        local $/;
        $config = <FH>;
    }
    close FH;

    $config =~ s/(DefaultLanguage ).*/$1$lang/;
    open FH, ">mt-config.cgi-original";
    print FH $config;
    close FH;
}