#!/usr/bin/perl -w
#
# Project Builder Distribution Checker
#
# $Id$
#
# Copyright B. Cornec 2007-2016
# Eric Anderson's changes are (c) Copyright 2012 Hewlett Packard
# Provided under the GPL v2

use strict 'vars';
use Getopt::Long qw(:config auto_abbrev no_ignore_case);
use Data::Dumper;
use lib qw (lib);
#use lib '/usr/share/perl5'; # mandatory for opensuse
use ProjectBuilder::Version;
use ProjectBuilder::Distribution;
use ProjectBuilder::Base;

=pod

=head1 NAME

pb, aka project-builder.org - builds packages for your projects

=head1 DESCRIPTION

pb helps you build various packages directly from your project sources.
pbdistrocheck is a command from the pb project providing the same type of services as lsb_release, but extended.

=head1 SYNOPSIS

pbdistrocheck [-h][-d][-v][-l [-c][-i][-r][-a]][-s] [distro-ver-arch]

=head1 OPTIONS

=over 4

=item B<-h|--help>

Prints this help

=item B<-v|--verbose>

Print a brief help message and exits.

=item B<-a|--all>

Print all parameters

=item B<-s|--short>

Generate a short format user friendly, comma separated allowing parsing

=item B<-l|--lsb>

Generate an LSB compliant output

=item B<-d|--description>

Print only description (LSB only)

=item B<-r|--release>

Print only release (LSB only)

=item B<-c|--codename>

Print only codename (LSB only)

=item B<-i|--id>

Print only distribution identificator (LSB only)

=item B<-a|--all>

Print all LSB fields

=back 

=head1 ARGUMENTS

Arguments are optional. If none given, analyzes the underlying operating system
If one is given, it should have the format osname-version-architecture, and in that case pbdistrocheck will provide all the information related to that OS needed by pb.

=head1 WEB SITES

The main Web site of the project is available at L<http://www.project-builder.org/>. Bug reports should be filled using the trac instance of the project at L<http://trac.project-builder.org/>.

=head1 USER MAILING LIST

Cf: L<http://www.mondorescue.org/sympa/info/pb-announce> for announces and L<http://www.mondorescue.org/sympa/info/pb-devel> for the development of the pb project.

=head1 CONFIGURATION FILES

Uses the main /etc/pb/pb.yml (or /usr/local/etc/pb/pb.yml if installed from files) configuration file to give its answers.

=head1 AUTHORS

The Project-Builder.org team L<http://trac.project-builder.org/> lead by Bruno Cornec L<mailto:bruno@project-builder.org>.

=head1 COPYRIGHT

Project-Builder.org is distributed under the GPL v2.0 license
described in the file C<COPYING> included with the distribution.

=cut

my %opts;					# CLI Options

my ($projectver,$projectrev) = pb_version_init();
my $appname = "pbgetparam";

# Initialize the syntax string

pb_syntax_init("$appname Version $projectver-$projectrev\n");

GetOptions(
		"verbose|v+" => \$opts{'v'},
		"version" => \$opts{'version'},
		"man" => \$opts{'man'},
		"help|h" => \$opts{'h'},
		"short|s" => \$opts{'s'},
		"description|d" => \$opts{'d'},
		"id|i" => \$opts{'i'},
		"release|r" => \$opts{'r'},
		"codename|c" => \$opts{'c'},
		"all|a" => \$opts{'a'},
		"lsb|l" => \$opts{'l'},
);
if (defined $opts{'h'}) {
	pb_syntax(0,1);
}
if (defined $opts{'version'}) {
	pb_syntax(0,0);
}
if (defined $opts{'man'}) {
	pb_syntax(0,2);
}
if (defined $opts{'v'}) {
	$pbdebug = $opts{'v'};
}
pb_log_init($pbdebug, \*STDOUT);

my $dist = shift @ARGV || undef ;
my $pbos = pb_distro_get_context($dist);
my $sep = "\n";
if (defined $opts{'l'}) {
	# Simulate lsb_release output
	my ($l,$i,$d,$r,$c) = pb_distro_getlsb($opts{'s'});
	$sep = " " if (defined $opts{'s'});
	print $l.$sep;
	print $i.$sep if (defined $opts{'i'} or defined $opts{'a'});
	print $d.$sep if (defined $opts{'d'} or defined $opts{'a'});
	print $r.$sep if (defined $opts{'r'} or defined $opts{'a'});
	$sep = "" if (defined $opts{'s'});
	print $c.$sep if (defined $opts{'c'} or defined $opts{'a'});
	print "\n" if (defined $opts{'s'});
} else {
	$sep = "," if (defined $opts{'s'});
	if (not defined $opts{'s'}) {
		$pbos->{'os'} = "OS:\t$pbos->{'os'}";
		$pbos->{'name'} = "Name:\t$pbos->{'name'}";
		$pbos->{'version'} = "Ver:\t$pbos->{'version'}";
		$pbos->{'family'} = "Family:\t$pbos->{'family'}";
		$pbos->{'type'} = "Type:\t$pbos->{'type'}";
		$pbos->{'suffix'} = "Suffix:\t$pbos->{'suffix'}";
		$pbos->{'update'} = "Update:\t$pbos->{'update'}";
		$pbos->{'install'} = "Install:\t$pbos->{'install'}";
		$pbos->{'arch'} = "Arch:\t$pbos->{'arch'}";
		print "Project-Builder tuple:\n";
	}
	print join($sep,($pbos->{'os'}, $pbos->{'name'}, $pbos->{'version'}, $pbos->{'arch'}, $pbos->{'type'}, $pbos->{'family'}, $pbos->{'suffix'}, $pbos->{'update'}, $pbos->{'install'}))."\n";
}