friendica/src/Worker/ExpirePosts.php

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<?php
/**
* @copyright Copyright (C) 2020, Friendica
*
* @license GNU AGPL version 3 or any later version
*
* 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 <https://www.gnu.org/licenses/>.
*
*/
namespace Friendica\Worker;
use Friendica\Core\Logger;
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use Friendica\Core\Worker;
use Friendica\Database\DBA;
use Friendica\DI;
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use Friendica\Model\Item;
class ExpirePosts
{
/**
* Delete old post entries
*/
public static function execute()
{
$expire_days = DI::config()->get('system', 'dbclean-expire-days');
$expire_days_unclaimed = DI::config()->get('system', 'dbclean-expire-unclaimed');
if (empty($expire_days_unclaimed)) {
$expire_days_unclaimed = $expire_days;
}
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$limit = DI::config()->get('system', 'dbclean-expire-limit');
if (empty($limit)) {
return;
}
if (!empty($expire_days)) {
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do {
Logger::notice('Start deleting expired threads', ['expiry_days' => $expire_days]);
$ret = DBA::e("DELETE FROM `item-uri` WHERE `id` IN
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(SELECT `uri-id` FROM `post-thread` WHERE `received` < UTC_TIMESTAMP() - INTERVAL ? DAY
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AND NOT `uri-id` IN (SELECT `uri-id` FROM `post-thread-user`
WHERE (`mention` OR `starred` OR `wall` OR `pinned`) AND `uri-id` = `post-thread`.`uri-id`)
AND NOT `uri-id` IN (SELECT `uri-id` FROM `post-category`
WHERE `uri-id` = `post-thread`.`uri-id`)
AND NOT `uri-id` IN (SELECT `uri-id` FROM `post-media`
WHERE `uri-id` = `post-thread`.`uri-id`)
AND NOT `uri-id` IN (SELECT `parent-uri-id` FROM `post-user` INNER JOIN `contact` ON `contact`.`id` = `contact-id` AND `notify_new_posts`
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WHERE `parent-uri-id` = `post-thread`.`uri-id`)
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AND NOT `uri-id` IN (SELECT `parent-uri-id` FROM `post-user`
WHERE (`origin` OR `event-id` != 0 OR `post-type` = ?) AND `parent-uri-id` = `post-thread`.`uri-id`))
AND NOT `uri-id` IN (SELECT `uri-id` FROM `post-content`
WHERE (`resource-id` != 0) AND `uri-id` = `post-thread`.`uri-id`))
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ORDER BY `id` LIMIT ?", $expire_days, Item::PT_PERSONAL_NOTE, $limit);
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$rows = DBA::affectedRows();
Logger::notice('Deleted expired threads', ['result' => $ret, 'rows' => $rows]);
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if (!Worker::isInMaintenanceWindow()) {
Logger::notice('We are outside of the maintenance window, quitting');
return;
}
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} while ($rows >= $limit);
}
if (!empty($expire_days_unclaimed)) {
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do {
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Logger::notice('Start deleting unclaimed public items', ['expiry_days' => $expire_days_unclaimed]);
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$ret = DBA::e("DELETE FROM `item-uri` WHERE `id` IN
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(SELECT `uri-id` FROM `post-user` WHERE `gravity` = ? AND `uid` = ? AND `received` < UTC_TIMESTAMP() - INTERVAL ? DAY
AND NOT `uri-id` IN (SELECT `parent-uri-id` FROM `post-user` AS `i` WHERE `i`.`uid` != ?
AND `i`.`parent-uri-id` = `post-user`.`uri-id`)
AND NOT `uri-id` IN (SELECT `parent-uri-id` FROM `post-user` AS `i` WHERE `i`.`uid` = ?
AND `i`.`parent-uri-id` = `post-user`.`uri-id` AND `i`.`received` > UTC_TIMESTAMP() - INTERVAL ? DAY))
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ORDER BY `id` LIMIT ?",
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GRAVITY_PARENT, 0, $expire_days_unclaimed, 0, 0, $expire_days_unclaimed, $limit);
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$rows = DBA::affectedRows();
Logger::notice('Deleted unclaimed public items', ['result' => $ret, 'rows' => $rows]);
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if (!Worker::isInMaintenanceWindow()) {
Logger::notice('We are outside of the maintenance window, quitting');
return;
}
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} while ($rows >= $limit);
}
}
}