package Fripost::Commands::add_domain;

use 5.010_000;
use warnings;
use strict;
use utf8;

=head1 NAME

add_domain - Add a new virtual domain.

=cut

use FindBin qw($Bin);
use lib "$Bin/lib";

use Fripost::Password;
use Fripost::Prompt;
use Fripost::Schema;
use Email::Valid;
use IO::Prompter;

our $VERSION = '0.01';

sub main {
    my $ldap = shift;
    my $conf = shift;

    # Define the domain that is to be added.
    my %domain;
    $domain{domain}   = $_[0];
    $domain{domain} //= prompt "Domain name: ";
    $domain{isActive} = 'TRUE';

    # Ensure that the domain is valid.
    die "Error: Invalid domain `$domain{domain}'.\n"
        unless Email::Valid->address('fake@'.$domain{domain});

    $domain{owner}   = $_[1];
    $domain{owner} //= prompt_email("Belongs to user: ", 'is_user');

    if ($domain{owner} eq '') {
        $domain{owner} = undef
    }
    else {
        die "Error: $domain{owner} is not a valid e-mail.\n"
            unless Email::Valid->address($domain{owner});
    }

    # Check that the owner exists.
    die "Error: Unknown user `" .$domain{owner}. "'.\n"
        unless (not defined $domain{owner})
            or $ldap->user->search({ username => $domain{owner} })->count;

    # Check that the owner doesn't already own this very domain, or that the
    # domain isn't an existing "global" domain.
    if ($ldap->domain->search(\%domain)->count) {
        print STDERR "Error: Domain `" .$domain{domain}. "' already exists";
        print STDERR " for user `" .$domain{owner}. "'" if defined $domain{owner};
        say STDERR ".";
        exit 1;
    }

    # If the domain exists (but is eg, owned by someone else), produce a
    # warning.
    my $res = $ldap->domain->search({ domain => $domain{domain} });
    if ($res->count) {
        print STDERR "WARN: Domain `" .$domain{domain}. "' already exists.";
        my @owners;
        map { push @owners, @{$_->{owner}} if defined $_->{owner} } $res->entries;
        if (@owners) {
            print STDERR " (Owned by ";
            print STDERR (join ', ', map { '`' .$_. "'"} @owners);
            print STDERR ".)";
        }
        print STDERR "\n";
    }

    if ($conf->{pretend}) {
        say STDERR "Did not add the domain since we are pretending."
            if $conf->{verbose} or $conf->{debug};
    }
    else {
        # Add the domain.
        $ldap->domain->add(\%domain);
        if (defined $domain{owner}) {
            print "New domain `" .$domain{domain}. "' added";
            print " for user `" .$domain{owner}. "'" if defined $domain{owner};
            say ".";
        }
        else {
            say "New non self-managed domain `" .$domain{domain}. "' added.";
        }

        create_alias($ldap, 'abuse@' . $domain{domain},
                            'abuse@fripost.org');
        create_alias($ldap, 'postmaster@' . $domain{domain},
                            'postmaster@fripost.org'); 
    }
}


# Create aliases.
sub create_alias {
    my ($ldap, $from, $to) = @_;

    my %alias = (address => $from, goto => $to);

    my $res = $ldap->alias->search(\%alias);
    if ($res->count) {
        print STDERR "WARN: Alias $alias{address} already exists.";
        print STDERR "(Targetting to ";
        print STDERR (join ', ', map { $_->{goto} } $res->entries);
        say STDERR ".)";
        return unless grep { $_->{goto} eq $alias{goto} } $res->entries;
    }

    $alias{isActive} = 'TRUE';
    $ldap->alias->add( \%alias );
    say "Created alias from $from to $to.";
}



=head1 AUTHOR

Stefan Kangas C<< <skangas at skangas.se> >>

Guilhem Moulin C<< <guilhem at fripost.org> >>

=head1 COPYRIGHT

Copyright 2010,2011 Stefan Kangas.

Copyright 2012 Guilhem Moulin.

=head1 LICENSE

This program is free software; you can redistribute it and/or modify it
under the same terms as perl itself.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

=cut

1; # End of add_domain.pm

__END__