################################################################################
# Copyright 2005-2013 MERETHIS
# Centreon is developped by : Julien Mathis and Romain Le Merlus under
# GPL Licence 2.0.
# 
# This program is free software; you can redistribute it and/or modify it under 
# the terms of the GNU General Public License as published by the Free Software 
# Foundation ; either version 2 of the License.
# 
# 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. See the GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License along with 
# this program; if not, see <http://www.gnu.org/licenses>.
# 
# Linking this program statically or dynamically with other modules is making a 
# combined work based on this program. Thus, the terms and conditions of the GNU 
# General Public License cover the whole combination.
# 
# As a special exception, the copyright holders of this program give MERETHIS 
# permission to link this program with independent modules to produce an executable, 
# regardless of the license terms of these independent modules, and to copy and 
# distribute the resulting executable under terms of MERETHIS choice, provided that 
# MERETHIS also meet, for each linked independent module, the terms  and conditions 
# of the license of that module. An independent module is a module which is not 
# derived from this program. If you modify this program, you may extend this 
# exception to your version of the program, but you are not obliged to do so. If you
# do not wish to do so, delete this exception statement from your version.
# 
# For more information : contact@centreon.com
# Authors : Quentin Garnier <qgarnier@merethis.com>
#
####################################################################################

package database::postgres::mode::listdatabases;

use base qw(centreon::plugins::mode);

use strict;
use warnings;

sub new {
    my ($class, %options) = @_;
    my $self = $class->SUPER::new(package => __PACKAGE__, %options);
    bless $self, $class;
    
    $self->{version} = '1.0';
    $options{options}->add_options(arguments =>
                                { 
                                  "exclude:s"               => { name => 'exclude', },
                                });

    return $self;
}

sub check_options {
    my ($self, %options) = @_;
    $self->SUPER::init(%options);
}

sub manage_selection {
    my ($self, %options) = @_;
    
    $self->{sql}->connect();

    $self->{sql}->query(query => q{
SELECT datname FROM pg_database
});
    $self->{list_db} = [];
    while ((my $row = $self->{sql}->fetchrow_hashref())) {
        if (defined($self->{option_results}->{exclude}) && $row->{datname} !~ /$self->{option_results}->{exclude}/) {
            next;
        }
        push @{$self->{list_db}}, $row->{datname};
    }
}

sub run {
    my ($self, %options) = @_;
    # $options{sql} = sqlmode object
    $self->{sql} = $options{sql};

    $self->manage_selection();
    
    $self->{output}->output_add(severity => 'OK',
                                short_msg => "List of databases: " . join(', ', @{$self->{list_db}}));

    $self->{output}->display();
    $self->{output}->exit();
}

sub disco_format {
    my ($self, %options) = @_;
    
    $self->{output}->add_disco_format(elements => ['name']);
}

sub disco_show {
    my ($self, %options) = @_;
    # $options{snmp} = snmp object
    $self->{sql} = $options{sql};

    $self->manage_selection();
    foreach (sort @{$self->{list_db}}) {
        $self->{output}->add_disco_entry(name => $_);
    }
}

1;

__END__

=head1 MODE

Display databases

=over 8

=item B<--exclude>

Filter databases.

=back

=cut