#!/usr/bin/env php

<?php

/*

 * StatusNet - the distributed open-source microblogging tool

 * Copyright (C) 2008, 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

if (isset($_SERVER) && array_key_exists('REQUEST_METHOD', $_SERVER)) {

    print "This script must be run from the command line\n";

    exit();

}

ini_set("max_execution_time", "0");

ini_set("max_input_time", "0");

set_time_limit(0);

mb_internal_encoding('UTF-8');

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

define('STATUSNET', true);

define('LACONICA', true); // compatibility

require_once(INSTALLDIR . '/lib/common.php');

$start_at = ($argc > 1) ? $argv[1] : null;

common_log(LOG_INFO, 'Updating user inboxes.');

$user = new User();

if ($start_at) {

    $user->whereAdd('id >= ' . $start_at);

}

$cnt = $user->find();

$cache = common_memcache();

while ($user->fetch()) {

    common_log(LOG_INFO, 'Updating inbox for user ' . $user->id);

    $user->query('BEGIN');

    $inbox = new Notice_inbox();

    $result = $inbox->query('INSERT LOW_PRIORITY INTO notice_inbox (user_id, notice_id, created) ' .

                            'SELECT ' . $user->id . ', notice.id, notice.created ' .

                            'FROM subscription JOIN notice ON subscription.subscribed = notice.profile_id ' .

                            'WHERE subscription.subscriber = ' . $user->id . ' ' .

                            'AND notice.created >= subscription.created ' . 

                            'AND NOT EXISTS (SELECT user_id, notice_id ' .

                            'FROM notice_inbox ' .

                            'WHERE user_id = ' . $user->id . ' ' . 

                            'AND notice_id = notice.id)');

    if (is_null($result) || $result === false) {

        common_log_db_error($inbox, 'INSERT', __FILE__);

        continue;

    }

    $orig = clone($user);

    $user->inboxed = 1;

    $result = $user->update($orig);

    if (!$result) {

        common_log_db_error($user, 'UPDATE', __FILE__);

        continue;

    }

    $user->query('COMMIT');

    $inbox->free();

    unset($inbox);

    if ($cache) {

        $cache->delete(common_cache_key('user:notices_with_friends:' . $user->id));

    }

}