#!/usr/bin/env php
<?php
/*
 * StatusNet - the distributed open-source microblogging tool
 * Copyright (C) 2009, StatusNet, Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

// Abort if called from a web server

define('INSTALLDIR', realpath(dirname(__FILE__) . '/..'));

$shortoptions = 't:w:';
$longoptions = array('tagged=', 'not-tagged=');

$helptext = <<<ENDOFHELP
allsites.php - list all sites configured for multi-site use
USAGE: allsites.php [OPTIONS]

-t --tagged=tagname  List only sites with this tag
-w --not-tagged=tagname List only sites without this tag

ENDOFHELP;

require_once INSTALLDIR.'/scripts/commandline.inc.php';

function print_all_sites() {

    $sn = new Status_network();

    if ($sn->find()) {
        while ($sn->fetch()) {
            print "$sn->nickname\n";
        }
    }
    return;
}

function print_tagged_sites($tag) {

    $sn = new Status_network();

    $sn->query('select status_network.nickname '.
               'from status_network join status_network_tag '.
               'on status_network.site_id = status_network_tag.site_id '.
               'where status_network_tag.tag = "' . $tag . '"');

    while ($sn->fetch()) {
        print "$sn->nickname\n";
    }

    return;
}

function print_untagged_sites($tag) {

    $sn = new Status_network();

    $sn->query('select status_network.nickname '.
               'from status_network '.
               'where not exists '.
               '(select tag from status_network_tag '.
               'where site_id = status_network.site_id '.
               'and tag = "'.$tag.'")');

    while ($sn->fetch()) {
        print "$sn->nickname\n";
    }

    return;
}

if (have_option('t', 'tagged')) {
    $tag = get_option_value('t', 'tagged');
    print_tagged_sites($tag);
} else if (have_option('w', 'not-tagged')) {
    $tag = get_option_value('w', 'not-tagged');
    print_untagged_sites($tag);
} else {
    print_all_sites();
}