#!/usr/bin/perl
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use strict;
use warnings;

# fix lib paths, some may be relative
BEGIN { # BEGIN RT CMD BOILERPLATE
    require File::Spec;
    require Cwd;
    my @libs = ("lib", "local/lib");
    my $bin_path;

    for my $lib (@libs) {
        unless ( File::Spec->file_name_is_absolute($lib) ) {
            $bin_path ||= ( File::Spec->splitpath(Cwd::abs_path(__FILE__)) )[1];
            $lib = File::Spec->catfile( $bin_path, File::Spec->updir, $lib );
        }
        unshift @INC, $lib;
    }

}

use RT::Interface::CLI qw(Init);
my %opt;
Init( \%opt, 'user|u=s', 'option|o=s' );

require RT::Attributes;
my $attrs = RT::Attributes->new( RT->SystemUser );
$attrs->Limit( FIELD => 'Name', VALUE => 'Pref-RT::System-1' );
$attrs->Limit( FIELD => 'ObjectType', VALUE => 'RT::User' );

if ($opt{user}) {
    my $user = RT::User->new( RT->SystemUser );
    my ($val, $msg) = $user->Load($opt{user});
    unless ($val) {
        RT->Logger->error("Unable to load $opt{user}: $msg");
        exit(1);
    }
    $attrs->Limit( FIELD => 'ObjectId', VALUE => $user->Id );
}

use Data::Dumper;
$Data::Dumper::Terse = 1;

while (my $attr = $attrs->Next ) {
    my $user = RT::User->new( RT->SystemUser );
    my ($val, $msg) = $user->Load($attr->ObjectId);
    unless ($val) {
        RT->Logger->warn("Unable to load User ".$attr->ObjectId." $msg");
        next;
    }
    next if $user->Disabled;

    my $content = $attr->Content;
    if ( my $config_name = $opt{option} ) {
        if ( exists $content->{$config_name} ) {
            my $setting = $content->{$config_name};
            print $user->Name, "\t$config_name: $setting\n";
        }
    } else {
        print $user->Name, " => ", Dumper($content);
    }

}

__END__

=head1 NAME

rt-preferences-viewer - show user defined preferences

=head1 SYNOPSIS

    rt-preferences-viewer

    rt-preferences-viewer --user=falcone
        show only the falcone user's preferences

    rt-preferences-viewer --option=EmailFrequency
        show users who have set the EmailFrequence config option

=head1 DESCRIPTION

This script shows user settings of preferences.  If a user is using the system
default, it will not be listed.  You can limit to a user name or id or to users
with a particular option set.
