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simple-machines-forum/Sources/ScheduledTasks.php

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<?php
/**
* This file is automatically called and handles all manner of scheduled things.
*
* Simple Machines Forum (SMF)
*
* @package SMF
* @author Simple Machines https://www.simplemachines.org
* @copyright 2022 Simple Machines and individual contributors
* @license https://www.simplemachines.org/about/smf/license.php BSD
*
* @version 2.1.0
*/
if (!defined('SMF'))
die('No direct access...');
/**
* This function works out what to do!
*/
function AutoTask()
{
global $smcFunc;
// We bail out of index.php too early for these to be called.
frameOptionsHeader();
corsPolicyHeader();
// Requests from a CORS response may send a options to find if the requst is valid. Simply bail out here, the cors header have been sent already.
if (isset($_SERVER['HTTP_X_SMF_AJAX']) && isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] === 'OPTIONS')
{
send_http_status(204);
die;
}
// Special case for doing the mail queue.
if (isset($_GET['scheduled']) && $_GET['scheduled'] == 'mailq')
ReduceMailQueue();
else
{
$task_string = '';
// Select the next task to do.
$request = $smcFunc['db_query']('', '
SELECT id_task, task, next_time, time_offset, time_regularity, time_unit, callable
FROM {db_prefix}scheduled_tasks
WHERE disabled = {int:not_disabled}
AND next_time <= {int:current_time}
ORDER BY next_time ASC
LIMIT 1',
array(
'not_disabled' => 0,
'current_time' => time(),
)
);
if ($smcFunc['db_num_rows']($request) != 0)
{
// The two important things really...
$row = $smcFunc['db_fetch_assoc']($request);
// When should this next be run?
$next_time = next_time($row['time_regularity'], $row['time_unit'], $row['time_offset']);
// How long in seconds it the gap?
$duration = $row['time_regularity'];
if ($row['time_unit'] == 'm')
$duration *= 60;
elseif ($row['time_unit'] == 'h')
$duration *= 3600;
elseif ($row['time_unit'] == 'd')
$duration *= 86400;
elseif ($row['time_unit'] == 'w')
$duration *= 604800;
// If we were really late running this task actually skip the next one.
if (time() + ($duration / 2) > $next_time)
$next_time += $duration;
// Update it now, so no others run this!
$smcFunc['db_query']('', '
UPDATE {db_prefix}scheduled_tasks
SET next_time = {int:next_time}
WHERE id_task = {int:id_task}
AND next_time = {int:current_next_time}',
array(
'next_time' => $next_time,
'id_task' => $row['id_task'],
'current_next_time' => $row['next_time'],
)
);
$affected_rows = $smcFunc['db_affected_rows']();
// What kind of task are we handling?
if (!empty($row['callable']))
$task_string = $row['callable'];
// Default SMF task or old mods?
elseif (function_exists('scheduled_' . $row['task']))
$task_string = 'scheduled_' . $row['task'];
// One last resource, the task name.
elseif (!empty($row['task']))
$task_string = $row['task'];
// The function must exist or we are wasting our time, plus do some timestamp checking, and database check!
if (!empty($task_string) && (!isset($_GET['ts']) || $_GET['ts'] == $row['next_time']) && $affected_rows)
{
ignore_user_abort(true);
// Get the callable.
$callable_task = call_helper($task_string, true);
// Perform the task.
if (!empty($callable_task))
$completed = call_user_func($callable_task);
else
$completed = false;
// Log that we did it ;)
if ($completed)
{
$total_time = round(microtime(true) - TIME_START, 3);
$smcFunc['db_insert']('',
'{db_prefix}log_scheduled_tasks',
array(
'id_task' => 'int', 'time_run' => 'int', 'time_taken' => 'float',
),
array(
$row['id_task'], time(), (int) $total_time,
),
array()
);
}
}
}
$smcFunc['db_free_result']($request);
// Get the next timestamp right.
$request = $smcFunc['db_query']('', '
SELECT next_time
FROM {db_prefix}scheduled_tasks
WHERE disabled = {int:not_disabled}
ORDER BY next_time ASC
LIMIT 1',
array(
'not_disabled' => 0,
)
);
// No new task scheduled yet?
if ($smcFunc['db_num_rows']($request) === 0)
$nextEvent = time() + 86400;
else
list ($nextEvent) = $smcFunc['db_fetch_row']($request);
$smcFunc['db_free_result']($request);
updateSettings(array('next_task_time' => $nextEvent));
}
// Shall we return?
if (!isset($_GET['scheduled']))
return true;
// Finally, send some stuff...
header('expires: Mon, 26 Jul 1997 05:00:00 GMT');
header('last-modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
header('content-type: image/gif');
die("\x47\x49\x46\x38\x39\x61\x01\x00\x01\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x21\xF9\x04\x01\x00\x00\x00\x00\x2C\x00\x00\x00\x00\x01\x00\x01\x00\x00\x02\x02\x44\x01\x00\x3B");
}
/**
* Do some daily cleaning up.
*/
function scheduled_daily_maintenance()
{
global $smcFunc, $modSettings, $sourcedir, $boarddir, $db_type, $image_proxy_enabled;
// First clean out the cache.
clean_cache();
// If warning decrement is enabled and we have people who have not had a new warning in 24 hours, lower their warning level.
list (, , $modSettings['warning_decrement']) = explode(',', $modSettings['warning_settings']);
if ($modSettings['warning_decrement'])
{
// Find every member who has a warning level...
$request = $smcFunc['db_query']('', '
SELECT id_member, warning
FROM {db_prefix}members
WHERE warning > {int:no_warning}',
array(
'no_warning' => 0,
)
);
$members = array();
while ($row = $smcFunc['db_fetch_assoc']($request))
$members[$row['id_member']] = $row['warning'];
$smcFunc['db_free_result']($request);
// Have some members to check?
if (!empty($members))
{
// Find out when they were last warned.
$request = $smcFunc['db_query']('', '
SELECT id_recipient, MAX(log_time) AS last_warning
FROM {db_prefix}log_comments
WHERE id_recipient IN ({array_int:member_list})
AND comment_type = {string:warning}
GROUP BY id_recipient',
array(
'member_list' => array_keys($members),
'warning' => 'warning',
)
);
$member_changes = array();
while ($row = $smcFunc['db_fetch_assoc']($request))
{
// More than 24 hours ago?
if ($row['last_warning'] <= time() - 86400)
$member_changes[] = array(
'id' => $row['id_recipient'],
'warning' => $members[$row['id_recipient']] >= $modSettings['warning_decrement'] ? $members[$row['id_recipient']] - $modSettings['warning_decrement'] : 0,
);
}
$smcFunc['db_free_result']($request);
// Have some members to change?
if (!empty($member_changes))
foreach ($member_changes as $change)
$smcFunc['db_query']('', '
UPDATE {db_prefix}members
SET warning = {int:warning}
WHERE id_member = {int:id_member}',
array(
'warning' => $change['warning'],
'id_member' => $change['id'],
)
);
}
}
// Do any spider stuff.
if (!empty($modSettings['spider_mode']) && $modSettings['spider_mode'] > 1)
{
require_once($sourcedir . '/ManageSearchEngines.php');
consolidateSpiderStats();
}
// Clean up some old login history information.
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}member_logins
WHERE time < {int:oldLogins}',
array(
'oldLogins' => time() - (!empty($modSettings['loginHistoryDays']) ? 60 * 60 * 24 * $modSettings['loginHistoryDays'] : 2592000),
)
);
// Run Imageproxy housekeeping
if (!empty($image_proxy_enabled))
{
require_once($boarddir . '/proxy.php');
$proxy = new ProxyServer();
$proxy->housekeeping();
}
// Delete old profile exports
if (!empty($modSettings['export_expiry']) && file_exists($modSettings['export_dir']) && is_dir($modSettings['export_dir']))
{
$expiry_date = round(TIME_START - $modSettings['export_expiry'] * 86400);
$export_files = glob(rtrim($modSettings['export_dir'], '/\\') . DIRECTORY_SEPARATOR . '*');
foreach ($export_files as $export_file)
{
if (!in_array(basename($export_file), array('index.php', '.htaccess')) && filemtime($export_file) <= $expiry_date)
@unlink($export_file);
}
}
// Delete old alerts.
if (!empty($modSettings['alerts_auto_purge']))
{
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}user_alerts
WHERE is_read > 0
AND is_read < {int:purge_before}',
array(
'purge_before' => time() - 86400 * $modSettings['alerts_auto_purge'],
)
);
}
// Anyone else have something to do?
call_integration_hook('integrate_daily_maintenance');
// Log we've done it...
return true;
}
/**
* Send out a daily email of all subscribed topics.
*/
function scheduled_daily_digest()
{
global $is_weekly, $txt, $mbname, $scripturl, $sourcedir, $smcFunc, $context, $modSettings;
// We'll want this...
require_once($sourcedir . '/Subs-Post.php');
loadEssentialThemeData();
$is_weekly = !empty($is_weekly) ? 1 : 0;
// Right - get all the notification data FIRST.
$request = $smcFunc['db_query']('', '
SELECT ln.id_topic, COALESCE(t.id_board, ln.id_board) AS id_board, mem.email_address, mem.member_name,
mem.lngfile, mem.id_member
FROM {db_prefix}log_notify AS ln
JOIN {db_prefix}members AS mem ON (mem.id_member = ln.id_member)
LEFT JOIN {db_prefix}topics AS t ON (ln.id_topic != {int:empty_topic} AND t.id_topic = ln.id_topic)
WHERE mem.is_activated = {int:is_activated}',
array(
'empty_topic' => 0,
'is_activated' => 1,
)
);
$members = array();
$langs = array();
$notify = array();
while ($row = $smcFunc['db_fetch_assoc']($request))
{
if (!isset($members[$row['id_member']]))
{
$members[$row['id_member']] = array(
'email' => $row['email_address'],
'name' => $row['member_name'],
'id' => $row['id_member'],
'lang' => $row['lngfile'],
);
$langs[$row['lngfile']] = $row['lngfile'];
}
// Store this useful data!
$boards[$row['id_board']] = $row['id_board'];
if ($row['id_topic'])
$notify['topics'][$row['id_topic']][] = $row['id_member'];
else
$notify['boards'][$row['id_board']][] = $row['id_member'];
}
$smcFunc['db_free_result']($request);
if (empty($boards))
return true;
// Just get the board names.
$request = $smcFunc['db_query']('', '
SELECT id_board, name
FROM {db_prefix}boards
WHERE id_board IN ({array_int:board_list})',
array(
'board_list' => $boards,
)
);
$boards = array();
while ($row = $smcFunc['db_fetch_assoc']($request))
$boards[$row['id_board']] = $row['name'];
$smcFunc['db_free_result']($request);
if (empty($boards))
return true;
// Get the actual topics...
$request = $smcFunc['db_query']('', '
SELECT ld.note_type, t.id_topic, t.id_board, t.id_member_started, m.id_msg, m.subject,
b.name AS board_name
FROM {db_prefix}log_digest AS ld
JOIN {db_prefix}topics AS t ON (t.id_topic = ld.id_topic
AND t.id_board IN ({array_int:board_list}))
JOIN {db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)
JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
WHERE ' . ($is_weekly ? 'ld.daily != {int:daily_value}' : 'ld.daily IN (0, 2)'),
array(
'board_list' => array_keys($boards),
'daily_value' => 2,
)
);
$types = array();
while ($row = $smcFunc['db_fetch_assoc']($request))
{
if (!isset($types[$row['note_type']][$row['id_board']]))
$types[$row['note_type']][$row['id_board']] = array(
'lines' => array(),
'name' => $row['board_name'],
'id' => $row['id_board'],
);
if ($row['note_type'] == 'reply')
{
if (isset($types[$row['note_type']][$row['id_board']]['lines'][$row['id_topic']]))
$types[$row['note_type']][$row['id_board']]['lines'][$row['id_topic']]['count']++;
else
$types[$row['note_type']][$row['id_board']]['lines'][$row['id_topic']] = array(
'id' => $row['id_topic'],
'subject' => un_htmlspecialchars($row['subject']),
'count' => 1,
);
}
elseif ($row['note_type'] == 'topic')
{
if (!isset($types[$row['note_type']][$row['id_board']]['lines'][$row['id_topic']]))
$types[$row['note_type']][$row['id_board']]['lines'][$row['id_topic']] = array(
'id' => $row['id_topic'],
'subject' => un_htmlspecialchars($row['subject']),
);
}
else
{
if (!isset($types[$row['note_type']][$row['id_board']]['lines'][$row['id_topic']]))
$types[$row['note_type']][$row['id_board']]['lines'][$row['id_topic']] = array(
'id' => $row['id_topic'],
'subject' => un_htmlspecialchars($row['subject']),
'starter' => $row['id_member_started'],
);
}
$types[$row['note_type']][$row['id_board']]['lines'][$row['id_topic']]['members'] = array();
if (!empty($notify['topics'][$row['id_topic']]))
$types[$row['note_type']][$row['id_board']]['lines'][$row['id_topic']]['members'] = array_merge($types[$row['note_type']][$row['id_board']]['lines'][$row['id_topic']]['members'], $notify['topics'][$row['id_topic']]);
if (!empty($notify['boards'][$row['id_board']]))
$types[$row['note_type']][$row['id_board']]['lines'][$row['id_topic']]['members'] = array_merge($types[$row['note_type']][$row['id_board']]['lines'][$row['id_topic']]['members'], $notify['boards'][$row['id_board']]);
}
$smcFunc['db_free_result']($request);
if (empty($types))
return true;
// Let's load all the languages into a cache thingy.
$langtxt = array();
foreach ($langs as $lang)
{
loadLanguage('Post', $lang);
loadLanguage('index', $lang);
loadLanguage('EmailTemplates', $lang);
$langtxt[$lang] = array(
'subject' => $txt['digest_subject_' . ($is_weekly ? 'weekly' : 'daily')],
'char_set' => $txt['lang_character_set'],
'intro' => sprintf($txt['digest_intro_' . ($is_weekly ? 'weekly' : 'daily')], $mbname),
'new_topics' => $txt['digest_new_topics'],
'topic_lines' => $txt['digest_new_topics_line'],
'new_replies' => $txt['digest_new_replies'],
'mod_actions' => $txt['digest_mod_actions'],
'replies_one' => $txt['digest_new_replies_one'],
'replies_many' => $txt['digest_new_replies_many'],
'sticky' => $txt['digest_mod_act_sticky'],
'lock' => $txt['digest_mod_act_lock'],
'unlock' => $txt['digest_mod_act_unlock'],
'remove' => $txt['digest_mod_act_remove'],
'move' => $txt['digest_mod_act_move'],
'merge' => $txt['digest_mod_act_merge'],
'split' => $txt['digest_mod_act_split'],
'bye' => sprintf($txt['regards_team'], $context['forum_name']),
);
call_integration_hook('integrate_daily_digest_lang', array(&$langtxt, $lang));
}
// The preferred way...
require_once($sourcedir . '/Subs-Notify.php');
$prefs = getNotifyPrefs(array_keys($members), array('msg_notify_type', 'msg_notify_pref'), true);
// Right - send out the silly things - this will take quite some space!
$members_sent = array();
foreach ($members as $mid => $member)
{
$frequency = isset($prefs[$mid]['msg_notify_pref']) ? $prefs[$mid]['msg_notify_pref'] : 0;
$notify_types = !empty($prefs[$mid]['msg_notify_type']) ? $prefs[$mid]['msg_notify_type'] : 1;
// Did they not elect to choose this?
if ($frequency < 3 || $frequency == 4 && !$is_weekly || $frequency == 3 && $is_weekly || $notify_types == 4)
continue;
// Right character set!
$context['character_set'] = empty($modSettings['global_character_set']) ? $langtxt[$lang]['char_set'] : $modSettings['global_character_set'];
// Do the start stuff!
$email = array(
'subject' => $mbname . ' - ' . $langtxt[$lang]['subject'],
'body' => $member['name'] . ',' . "\n\n" . $langtxt[$lang]['intro'] . "\n" . $scripturl . '?action=profile;area=notification;u=' . $member['id'] . "\n",
'email' => $member['email'],
);
// All new topics?
if (isset($types['topic']))
{
$titled = false;
foreach ($types['topic'] as $id => $board)
foreach ($board['lines'] as $topic)
if (in_array($mid, $topic['members']))
{
if (!$titled)
{
$email['body'] .= "\n" . $langtxt[$lang]['new_topics'] . ':' . "\n" . '-----------------------------------------------';
$titled = true;
}
$email['body'] .= "\n" . sprintf($langtxt[$lang]['topic_lines'], $topic['subject'], $board['name']);
}
if ($titled)
$email['body'] .= "\n";
}
// What about replies?
if (isset($types['reply']))
{
$titled = false;
foreach ($types['reply'] as $id => $board)
foreach ($board['lines'] as $topic)
if (in_array($mid, $topic['members']))
{
if (!$titled)
{
$email['body'] .= "\n" . $langtxt[$lang]['new_replies'] . ':' . "\n" . '-----------------------------------------------';
$titled = true;
}
$email['body'] .= "\n" . ($topic['count'] == 1 ? sprintf($langtxt[$lang]['replies_one'], $topic['subject']) : sprintf($langtxt[$lang]['replies_many'], $topic['count'], $topic['subject']));
}
if ($titled)
$email['body'] .= "\n";
}
// Finally, moderation actions!
if ($notify_types < 3)
{
$titled = false;
foreach ($types as $note_type => $type)
{
if ($note_type == 'topic' || $note_type == 'reply')
continue;
foreach ($type as $id => $board)
foreach ($board['lines'] as $topic)
if (in_array($mid, $topic['members']))
{
if (!$titled)
{
$email['body'] .= "\n" . $langtxt[$lang]['mod_actions'] . ':' . "\n" . '-----------------------------------------------';
$titled = true;
}
$email['body'] .= "\n" . sprintf($langtxt[$lang][$note_type], $topic['subject']);
}
}
}
call_integration_hook('integrate_daily_digest_email', array(&$email, $types, $notify_types, $langtxt));
if ($titled)
$email['body'] .= "\n";
// Then just say our goodbyes!
$email['body'] .= "\n\n" . sprintf($txt['regards_team'], $context['forum_name']);
// Send it - low priority!
sendmail($email['email'], $email['subject'], $email['body'], null, 'digest', false, 4);
$members_sent[] = $mid;
}
// Clean up...
if ($is_weekly)
{
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}log_digest
WHERE daily != {int:not_daily}',
array(
'not_daily' => 0,
)
);
$smcFunc['db_query']('', '
UPDATE {db_prefix}log_digest
SET daily = {int:daily_value}
WHERE daily = {int:not_daily}',
array(
'daily_value' => 2,
'not_daily' => 0,
)
);
}
else
{
// Clear any only weekly ones, and stop us from sending daily again.
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}log_digest
WHERE daily = {int:daily_value}',
array(
'daily_value' => 2,
)
);
$smcFunc['db_query']('', '
UPDATE {db_prefix}log_digest
SET daily = {int:both_value}
WHERE daily = {int:no_value}',
array(
'both_value' => 1,
'no_value' => 0,
)
);
}
// Just in case the member changes their settings mark this as sent.
if (!empty($members_sent))
{
$smcFunc['db_query']('', '
UPDATE {db_prefix}log_notify
SET sent = {int:is_sent}
WHERE id_member IN ({array_int:member_list})',
array(
'member_list' => $members_sent,
'is_sent' => 1,
)
);
}
// Log we've done it...
return true;
}
/**
* Like the daily stuff - just seven times less regular ;)
*/
function scheduled_weekly_digest()
{
global $is_weekly;
// We just pass through to the daily function - avoid duplication!
$is_weekly = true;
return scheduled_daily_digest();
}
/**
* Send a group of emails from the mail queue.
*
* @param bool|int $number The number to send each loop through or false to use the standard limits
* @param bool $override_limit Whether to bypass the limit
* @param bool $force_send Whether to forcibly send the messages now (useful when using cron jobs)
* @return bool Whether things were sent
*/
function ReduceMailQueue($number = false, $override_limit = false, $force_send = false)
{
global $modSettings, $smcFunc, $sourcedir, $txt, $language;
// Are we intending another script to be sending out the queue?
if (!empty($modSettings['mail_queue_use_cron']) && empty($force_send))
return false;
// Just in case we run into a problem.
if (!isset($txt))
{
loadEssentialThemeData();
loadLanguage('Errors', $language, false);
loadLanguage('index', $language, false);
}
// By default send 5 at once.
if (!$number)
$number = empty($modSettings['mail_quantity']) ? 5 : $modSettings['mail_quantity'];
// If we came with a timestamp, and that doesn't match the next event, then someone else has beaten us.
if (isset($_GET['ts']) && $_GET['ts'] != $modSettings['mail_next_send'] && empty($force_send))
return false;
// By default move the next sending on by 10 seconds, and require an affected row.
if (!$override_limit)
{
$delay = !empty($modSettings['mail_queue_delay']) ? $modSettings['mail_queue_delay'] : (!empty($modSettings['mail_limit']) && $modSettings['mail_limit'] < 5 ? 10 : 5);
$smcFunc['db_query']('', '
UPDATE {db_prefix}settings
SET value = {string:next_mail_send}
WHERE variable = {literal:mail_next_send}
AND value = {string:last_send}',
array(
'next_mail_send' => time() + $delay,
'last_send' => $modSettings['mail_next_send'],
)
);
if ($smcFunc['db_affected_rows']() == 0)
return false;
$modSettings['mail_next_send'] = time() + $delay;
}
// If we're not overriding how many are we allow to send?
if (!$override_limit && !empty($modSettings['mail_limit']))
{
list ($mt, $mn) = @explode('|', $modSettings['mail_recent']);
// Nothing worth noting...
if (empty($mn) || $mt < time() - 60)
{
$mt = time();
$mn = $number;
}
// Otherwise we have a few more we can spend?
elseif ($mn < $modSettings['mail_limit'])
{
$mn += $number;
}
// No more I'm afraid, return!
else
return false;
// Reflect that we're about to send some, do it now to be safe.
updateSettings(array('mail_recent' => $mt . '|' . $mn));
}
// Now we know how many we're sending, let's send them.
$request = $smcFunc['db_query']('', '
SELECT id_mail, recipient, body, subject, headers, send_html, time_sent, private
FROM {db_prefix}mail_queue
ORDER BY priority ASC, id_mail ASC
LIMIT {int:limit}',
array(
'limit' => $number,
)
);
$ids = array();
$emails = array();
while ($row = $smcFunc['db_fetch_assoc']($request))
{
// We want to delete these from the database ASAP, so just get the data and go.
$ids[] = $row['id_mail'];
$emails[] = array(
'to' => $row['recipient'],
'body' => $row['body'],
'subject' => $row['subject'],
'headers' => $row['headers'],
'send_html' => $row['send_html'],
'time_sent' => $row['time_sent'],
'private' => $row['private'],
);
}
$smcFunc['db_free_result']($request);
// Delete, delete, delete!!!
if (!empty($ids))
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}mail_queue
WHERE id_mail IN ({array_int:mail_list})',
array(
'mail_list' => $ids,
)
);
// Don't believe we have any left?
if (count($ids) < $number)
{
// Only update the setting if no-one else has beaten us to it.
$smcFunc['db_query']('', '
UPDATE {db_prefix}settings
SET value = {string:no_send}
WHERE variable = {literal:mail_next_send}
AND value = {string:last_mail_send}',
array(
'no_send' => '0',
'last_mail_send' => $modSettings['mail_next_send'],
)
);
}
if (empty($ids))
return false;
if (!empty($modSettings['mail_type']) && $modSettings['smtp_host'] != '')
require_once($sourcedir . '/Subs-Post.php');
// Send each email, yea!
$failed_emails = array();
foreach ($emails as $email)
{
if (empty($modSettings['mail_type']) || $modSettings['smtp_host'] == '')
{
$email['subject'] = strtr($email['subject'], array("\r" => '', "\n" => ''));
if (!empty($modSettings['mail_strip_carriage']))
{
$email['body'] = strtr($email['body'], array("\r" => ''));
$email['headers'] = strtr($email['headers'], array("\r" => ''));
}
// No point logging a specific error here, as we have no language. PHP error is helpful anyway...
$result = mail(strtr($email['to'], array("\r" => '', "\n" => '')), $email['subject'], $email['body'], $email['headers']);
// Try to stop a timeout, this would be bad...
@set_time_limit(300);
if (function_exists('apache_reset_timeout'))
@apache_reset_timeout();
}
else
$result = smtp_mail(array($email['to']), $email['subject'], $email['body'], $email['headers']);
// Hopefully it sent?
if (!$result)
$failed_emails[] = array($email['to'], $email['body'], $email['subject'], $email['headers'], $email['send_html'], $email['time_sent'], $email['private']);
}
// Any emails that didn't send?
if (!empty($failed_emails))
{
// Update the failed attempts check.
$smcFunc['db_insert']('replace',
'{db_prefix}settings',
array('variable' => 'string', 'value' => 'string'),
array('mail_failed_attempts', empty($modSettings['mail_failed_attempts']) ? 1 : ++$modSettings['mail_failed_attempts']),
array('variable')
);
// If we have failed to many times, tell mail to wait a bit and try again.
if ($modSettings['mail_failed_attempts'] > 5)
$smcFunc['db_query']('', '
UPDATE {db_prefix}settings
SET value = {string:next_mail_send}
WHERE variable = {literal:mail_next_send}
AND value = {string:last_send}',
array(
'next_mail_send' => time() + 60,
'last_send' => $modSettings['mail_next_send'],
)
);
// Add our email back to the queue, manually.
$smcFunc['db_insert']('insert',
'{db_prefix}mail_queue',
array('recipient' => 'string', 'body' => 'string', 'subject' => 'string', 'headers' => 'string', 'send_html' => 'string', 'time_sent' => 'string', 'private' => 'int'),
$failed_emails,
array('id_mail')
);
return false;
}
// We where unable to send the email, clear our failed attempts.
elseif (!empty($modSettings['mail_failed_attempts']))
$smcFunc['db_query']('', '
UPDATE {db_prefix}settings
SET value = {string:zero}
WHERE variable = {string:mail_failed_attempts}',
array(
'zero' => '0',
'mail_failed_attempts' => 'mail_failed_attempts',
)
);
// Had something to send...
return true;
}
/**
* Calculate the next time the passed tasks should be triggered.
*
* @param string|array $tasks The ID of a single task or an array of tasks
* @param bool $forceUpdate Whether to force the tasks to run now
*/
function CalculateNextTrigger($tasks = array(), $forceUpdate = false)
{
global $modSettings, $smcFunc;
$task_query = '';
if (!is_array($tasks))
$tasks = array($tasks);
// Actually have something passed?
if (!empty($tasks))
{
if (!isset($tasks[0]) || is_numeric($tasks[0]))
$task_query = ' AND id_task IN ({array_int:tasks})';
else
$task_query = ' AND task IN ({array_string:tasks})';
}
$nextTaskTime = empty($tasks) ? time() + 86400 : $modSettings['next_task_time'];
// Get the critical info for the tasks.
$request = $smcFunc['db_query']('', '
SELECT id_task, next_time, time_offset, time_regularity, time_unit
FROM {db_prefix}scheduled_tasks
WHERE disabled = {int:no_disabled}
' . $task_query,
array(
'no_disabled' => 0,
'tasks' => $tasks,
)
);
$tasks = array();
while ($row = $smcFunc['db_fetch_assoc']($request))
{
$next_time = next_time($row['time_regularity'], $row['time_unit'], $row['time_offset']);
// Only bother moving the task if it's out of place or we're forcing it!
if ($forceUpdate || $next_time < $row['next_time'] || $row['next_time'] < time())
$tasks[$row['id_task']] = $next_time;
else
$next_time = $row['next_time'];
// If this is sooner than the current next task, make this the next task.
if ($next_time < $nextTaskTime)
$nextTaskTime = $next_time;
}
$smcFunc['db_free_result']($request);
// Now make the changes!
foreach ($tasks as $id => $time)
$smcFunc['db_query']('', '
UPDATE {db_prefix}scheduled_tasks
SET next_time = {int:next_time}
WHERE id_task = {int:id_task}',
array(
'next_time' => $time,
'id_task' => $id,
)
);
// If the next task is now different update.
if ($modSettings['next_task_time'] != $nextTaskTime)
updateSettings(array('next_task_time' => $nextTaskTime));
}
/**
* Simply returns a time stamp of the next instance of these time parameters.
*
* @param int $regularity The regularity
* @param string $unit What unit are we using - 'm' for minutes, 'd' for days, 'w' for weeks or anything else for seconds
* @param int $offset The offset
* @return int The timestamp for the specified time
*/
function next_time($regularity, $unit, $offset)
{
// Just in case!
if ($regularity == 0)
$regularity = 2;
$curMin = date('i', time());
// If the unit is minutes only check regularity in minutes.
if ($unit == 'm')
{
$off = date('i', $offset);
// If it's now just pretend it ain't,
if ($off == $curMin)
$next_time = time() + $regularity;
else
{
// Make sure that the offset is always in the past.
$off = $off > $curMin ? $off - 60 : $off;
while ($off <= $curMin)
$off += $regularity;
// Now we know when the time should be!
$next_time = time() + 60 * ($off - $curMin);
}
}
// Otherwise, work out what the offset would be with today's date.
else
{
$next_time = mktime(date('H', $offset), date('i', $offset), 0, date('m'), date('d'), date('Y'));
// Make the time offset in the past!
if ($next_time > time())
{
$next_time -= 86400;
}
// Default we'll jump in hours.
$applyOffset = 3600;
// 24 hours = 1 day.
if ($unit == 'd')
$applyOffset = 86400;
// Otherwise a week.
if ($unit == 'w')
$applyOffset = 604800;
$applyOffset *= $regularity;
// Just add on the offset.
while ($next_time <= time())
{
$next_time += $applyOffset;
}
}
return $next_time;
}
/**
* This loads the bare minimum data to allow us to load language files!
*/
function loadEssentialThemeData()
{
global $settings, $modSettings, $smcFunc, $mbname, $context, $sourcedir, $txt;
// Get all the default theme variables.
$result = $smcFunc['db_query']('', '
SELECT id_theme, variable, value
FROM {db_prefix}themes
WHERE id_member = {int:no_member}
AND id_theme IN (1, {int:theme_guests})',
array(
'no_member' => 0,
'theme_guests' => !empty($modSettings['theme_guests']) ? $modSettings['theme_guests'] : 1,
)
);
while ($row = $smcFunc['db_fetch_assoc']($result))
{
$settings[$row['variable']] = $row['value'];
// Is this the default theme?
if (in_array($row['variable'], array('theme_dir', 'theme_url', 'images_url')) && $row['id_theme'] == '1')
$settings['default_' . $row['variable']] = $row['value'];
}
$smcFunc['db_free_result']($result);
// Check we have some directories setup.
if (empty($settings['template_dirs']))
{
$settings['template_dirs'] = array($settings['theme_dir']);
// Based on theme (if there is one).
if (!empty($settings['base_theme_dir']))
$settings['template_dirs'][] = $settings['base_theme_dir'];
// Lastly the default theme.
if ($settings['theme_dir'] != $settings['default_theme_dir'])
$settings['template_dirs'][] = $settings['default_theme_dir'];
}
// Assume we want this.
$context['forum_name'] = $mbname;
$context['forum_name_html_safe'] = $smcFunc['htmlspecialchars']($context['forum_name']);
// Check loadLanguage actually exists!
if (!function_exists('loadLanguage'))
{
require_once($sourcedir . '/Load.php');
require_once($sourcedir . '/Subs.php');
}
loadLanguage('index+Modifications');
// Just in case it wasn't already set elsewhere.
$context['character_set'] = empty($modSettings['global_character_set']) ? $txt['lang_character_set'] : $modSettings['global_character_set'];
$context['utf8'] = $context['character_set'] === 'UTF-8';
$context['right_to_left'] = !empty($txt['lang_rtl']);
// Tell fatal_lang_error() to not reload the theme.
$context['theme_loaded'] = true;
}
/**
* This retieves data (e.g. last version of SMF) from sm.org
*/
function scheduled_fetchSMfiles()
{
global $sourcedir, $txt, $language, $modSettings, $smcFunc, $context;
// What files do we want to get
$request = $smcFunc['db_query']('', '
SELECT id_file, filename, path, parameters
FROM {db_prefix}admin_info_files',
array(
)
);
$js_files = array();
while ($row = $smcFunc['db_fetch_assoc']($request))
{
$js_files[$row['id_file']] = array(
'filename' => $row['filename'],
'path' => $row['path'],
'parameters' => sprintf($row['parameters'], $language, urlencode($modSettings['time_format']), urlencode(SMF_FULL_VERSION)),
);
}
$smcFunc['db_free_result']($request);
// Just in case we run into a problem.
loadEssentialThemeData();
loadLanguage('Errors', $language, false);
foreach ($js_files as $ID_FILE => $file)
{
// Create the url
$server = empty($file['path']) || (substr($file['path'], 0, 7) != 'http://' && substr($file['path'], 0, 8) != 'https://') ? 'https://www.simplemachines.org' : '';
$url = $server . (!empty($file['path']) ? $file['path'] : $file['path']) . $file['filename'] . (!empty($file['parameters']) ? '?' . $file['parameters'] : '');
// Get the file
$file_data = fetch_web_data($url);
// If we got an error - give up - the site might be down. And if we should happen to be coming from elsewhere, let's also make a note of it.
if ($file_data === false)
{
$context['scheduled_errors']['fetchSMfiles'][] = sprintf($txt['st_cannot_retrieve_file'], $url);
log_error(sprintf($txt['st_cannot_retrieve_file'], $url));
return false;
}
// Save the file to the database.
$smcFunc['db_query']('substring', '
UPDATE {db_prefix}admin_info_files
SET data = SUBSTRING({string:file_data}, 1, 65534)
WHERE id_file = {int:id_file}',
array(
'id_file' => $ID_FILE,
'file_data' => $file_data,
)
);
}
return true;
}
/**
* Happy birthday!!
*/
function scheduled_birthdayemails()
{
global $smcFunc;
$smcFunc['db_insert']('insert', '{db_prefix}background_tasks',
array('task_file' => 'string-255', 'task_class' => 'string-255', 'task_data' => 'string', 'claimed_time' => 'int'),
array('$sourcedir/tasks/Birthday-Notify.php', 'Birthday_Notify_Background', '', 0),
array()
);
return true;
}
/**
* Weekly maintenance
*/
function scheduled_weekly_maintenance()
{
global $modSettings, $smcFunc, $cache_enable, $cacheAPI;
// Delete some settings that needn't be set if they are otherwise empty.
$emptySettings = array(
'warning_mute', 'warning_moderate', 'warning_watch', 'warning_show', 'disableCustomPerPage', 'spider_mode', 'spider_group',
'paid_currency_code', 'paid_currency_symbol', 'paid_email_to', 'paid_email', 'paid_enabled', 'paypal_email',
'search_enable_captcha', 'search_floodcontrol_time', 'show_spider_online',
);
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}settings
WHERE variable IN ({array_string:setting_list})
AND (value = {string:zero_value} OR value = {string:blank_value})',
array(
'zero_value' => '0',
'blank_value' => '',
'setting_list' => $emptySettings,
)
);
// Some settings we never want to keep - they are just there for temporary purposes.
$deleteAnywaySettings = array(
'attachment_full_notified',
);
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}settings
WHERE variable IN ({array_string:setting_list})',
array(
'setting_list' => $deleteAnywaySettings,
)
);
// Ok should we prune the logs?
if (!empty($modSettings['pruningOptions']))
{
if (!empty($modSettings['pruningOptions']) && strpos($modSettings['pruningOptions'], ',') !== false)
list ($modSettings['pruneErrorLog'], $modSettings['pruneModLog'], $modSettings['pruneBanLog'], $modSettings['pruneReportLog'], $modSettings['pruneScheduledTaskLog'], $modSettings['pruneSpiderHitLog']) = explode(',', $modSettings['pruningOptions']);
if (!empty($modSettings['pruneErrorLog']))
{
// Figure out when our cutoff time is. 1 day = 86400 seconds.
$t = time() - $modSettings['pruneErrorLog'] * 86400;
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}log_errors
WHERE log_time < {int:log_time}',
array(
'log_time' => $t,
)
);
}
if (!empty($modSettings['pruneModLog']))
{
// Figure out when our cutoff time is. 1 day = 86400 seconds.
$t = time() - $modSettings['pruneModLog'] * 86400;
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}log_actions
WHERE log_time < {int:log_time}
AND id_log = {int:moderation_log}',
array(
'log_time' => $t,
'moderation_log' => 1,
)
);
}
if (!empty($modSettings['pruneBanLog']))
{
// Figure out when our cutoff time is. 1 day = 86400 seconds.
$t = time() - $modSettings['pruneBanLog'] * 86400;
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}log_banned
WHERE log_time < {int:log_time}',
array(
'log_time' => $t,
)
);
}
if (!empty($modSettings['pruneReportLog']))
{
// Figure out when our cutoff time is. 1 day = 86400 seconds.
$t = time() - $modSettings['pruneReportLog'] * 86400;
// This one is more complex then the other logs. First we need to figure out which reports are too old.
$reports = array();
$result = $smcFunc['db_query']('', '
SELECT id_report
FROM {db_prefix}log_reported
WHERE time_started < {int:time_started}
AND closed = {int:closed}
AND ignore_all = {int:not_ignored}',
array(
'time_started' => $t,
'closed' => 1,
'not_ignored' => 0,
)
);
while ($row = $smcFunc['db_fetch_row']($result))
$reports[] = $row[0];
$smcFunc['db_free_result']($result);
if (!empty($reports))
{
// Now delete the reports...
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}log_reported
WHERE id_report IN ({array_int:report_list})',
array(
'report_list' => $reports,
)
);
// And delete the comments for those reports...
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}log_reported_comments
WHERE id_report IN ({array_int:report_list})',
array(
'report_list' => $reports,
)
);
}
}
if (!empty($modSettings['pruneScheduledTaskLog']))
{
// Figure out when our cutoff time is. 1 day = 86400 seconds.
$t = time() - $modSettings['pruneScheduledTaskLog'] * 86400;
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}log_scheduled_tasks
WHERE time_run < {int:time_run}',
array(
'time_run' => $t,
)
);
}
if (!empty($modSettings['pruneSpiderHitLog']))
{
// Figure out when our cutoff time is. 1 day = 86400 seconds.
$t = time() - $modSettings['pruneSpiderHitLog'] * 86400;
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}log_spider_hits
WHERE log_time < {int:log_time}',
array(
'log_time' => $t,
)
);
}
}
// Get rid of any paid subscriptions that were never actioned.
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}log_subscribed
WHERE end_time = {int:no_end_time}
AND status = {int:not_active}
AND start_time < {int:start_time}
AND payments_pending < {int:payments_pending}',
array(
'no_end_time' => 0,
'not_active' => 0,
'start_time' => time() - 60,
'payments_pending' => 1,
)
);
// Some OS's don't seem to clean out their sessions.
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}sessions
WHERE last_update < {int:last_update}',
array(
'last_update' => time() - 86400,
)
);
// Update the regex of top level domains with the IANA's latest official list
$smcFunc['db_insert']('insert', '{db_prefix}background_tasks',
array('task_file' => 'string-255', 'task_class' => 'string-255', 'task_data' => 'string', 'claimed_time' => 'int'),
array('$sourcedir/tasks/UpdateTldRegex.php', 'Update_TLD_Regex', '', 0), array()
);
// Run Cache housekeeping
if (!empty($cache_enable) && !empty($cacheAPI))
$cacheAPI->housekeeping();
// Prevent stale minimized CSS and JavaScript from cluttering up the theme directories
deleteAllMinified();
// Maybe there's more to do.
call_integration_hook('integrate_weekly_maintenance');
return true;
}
/**
* Perform the standard checks on expiring/near expiring subscriptions.
*/
function scheduled_paid_subscriptions()
{
global $sourcedir, $scripturl, $smcFunc, $modSettings, $language;
// Start off by checking for removed subscriptions.
$request = $smcFunc['db_query']('', '
SELECT id_subscribe, id_member
FROM {db_prefix}log_subscribed
WHERE status = {int:is_active}
AND end_time < {int:time_now}',
array(
'is_active' => 1,
'time_now' => time(),
)
);
while ($row = $smcFunc['db_fetch_assoc']($request))
{
require_once($sourcedir . '/ManagePaid.php');
removeSubscription($row['id_subscribe'], $row['id_member']);
}
$smcFunc['db_free_result']($request);
// Get all those about to expire that have not had a reminder sent.
$request = $smcFunc['db_query']('', '
SELECT ls.id_sublog, m.id_member, m.member_name, m.email_address, m.lngfile, s.name, ls.end_time
FROM {db_prefix}log_subscribed AS ls
JOIN {db_prefix}subscriptions AS s ON (s.id_subscribe = ls.id_subscribe)
JOIN {db_prefix}members AS m ON (m.id_member = ls.id_member)
WHERE ls.status = {int:is_active}
AND ls.reminder_sent = {int:reminder_sent}
AND s.reminder > {int:reminder_wanted}
AND ls.end_time < ({int:time_now} + s.reminder * 86400)',
array(
'is_active' => 1,
'reminder_sent' => 0,
'reminder_wanted' => 0,
'time_now' => time(),
)
);
$subs_reminded = array();
$members = array();
while ($row = $smcFunc['db_fetch_assoc']($request))
{
// If this is the first one load the important bits.
if (empty($subs_reminded))
{
require_once($sourcedir . '/Subs-Post.php');
// Need the below for loadLanguage to work!
loadEssentialThemeData();
}
$subs_reminded[] = $row['id_sublog'];
$members[$row['id_member']] = $row;
}
$smcFunc['db_free_result']($request);
// Load alert preferences
require_once($sourcedir . '/Subs-Notify.php');
$notifyPrefs = getNotifyPrefs(array_keys($members), 'paidsubs_expiring', true);
$alert_rows = array();
foreach ($members as $row)
{
$replacements = array(
'PROFILE_LINK' => $scripturl . '?action=profile;area=subscriptions;u=' . $row['id_member'],
'REALNAME' => $row['member_name'],
'SUBSCRIPTION' => $row['name'],
'END_DATE' => strip_tags(timeformat($row['end_time'])),
);
$emaildata = loadEmailTemplate('paid_subscription_reminder', $replacements, empty($row['lngfile']) || empty($modSettings['userLanguage']) ? $language : $row['lngfile']);
// Send the actual email.
if ($notifyPrefs[$row['id_member']] & 0x02)
sendmail($row['email_address'], $emaildata['subject'], $emaildata['body'], null, 'paid_sub_remind', $emaildata['is_html'], 2);
if ($notifyPrefs[$row['id_member']] & 0x01)
{
$alert_rows[] = array(
'alert_time' => time(),
'id_member' => $row['id_member'],
'id_member_started' => $row['id_member'],
'member_name' => $row['member_name'],
'content_type' => 'paidsubs',
'content_id' => $row['id_sublog'],
'content_action' => 'expiring',
'is_read' => 0,
'extra' => $smcFunc['json_encode'](array(
'subscription_name' => $row['name'],
'end_time' => $row['end_time'],
)),
);
updateMemberData($row['id_member'], array('alerts' => '+'));
}
}
// Insert the alerts if any
if (!empty($alert_rows))
$smcFunc['db_insert']('',
'{db_prefix}user_alerts',
array('alert_time' => 'int', 'id_member' => 'int', 'id_member_started' => 'int', 'member_name' => 'string',
'content_type' => 'string', 'content_id' => 'int', 'content_action' => 'string', 'is_read' => 'int', 'extra' => 'string'),
$alert_rows,
array()
);
// Mark the reminder as sent.
if (!empty($subs_reminded))
$smcFunc['db_query']('', '
UPDATE {db_prefix}log_subscribed
SET reminder_sent = {int:reminder_sent}
WHERE id_sublog IN ({array_int:subscription_list})',
array(
'subscription_list' => $subs_reminded,
'reminder_sent' => 1,
)
);
return true;
}
/**
* Check for un-posted attachments is something we can do once in a while :P
* This function uses opendir cycling through all the attachments
*/
function scheduled_remove_temp_attachments()
{
global $smcFunc, $modSettings, $context, $txt;
// We need to know where this thing is going.
if (!empty($modSettings['currentAttachmentUploadDir']))
{
if (!is_array($modSettings['attachmentUploadDir']))
$modSettings['attachmentUploadDir'] = $smcFunc['json_decode']($modSettings['attachmentUploadDir'], true);
// Just use the current path for temp files.
$attach_dirs = $modSettings['attachmentUploadDir'];
}
else
{
$attach_dirs = array($modSettings['attachmentUploadDir']);
}
foreach ($attach_dirs as $attach_dir)
{
$dir = @opendir($attach_dir);
if (!$dir)
{
loadEssentialThemeData();
loadLanguage('Post');
$context['scheduled_errors']['remove_temp_attachments'][] = $txt['cant_access_upload_path'] . ' (' . $attach_dir . ')';
log_error($txt['cant_access_upload_path'] . ' (' . $attach_dir . ')', 'critical');
return false;
}
while ($file = readdir($dir))
{
if ($file == '.' || $file == '..')
continue;
if (strpos($file, 'post_tmp_') !== false)
{
// Temp file is more than 5 hours old!
if (filemtime($attach_dir . '/' . $file) < time() - 18000)
@unlink($attach_dir . '/' . $file);
}
}
closedir($dir);
}
return true;
}
/**
* Check for move topic notices that have past their best by date
*/
function scheduled_remove_topic_redirect()
{
global $smcFunc, $sourcedir;
// init
$topics = array();
// We will need this for language files
loadEssentialThemeData();
// Find all of the old MOVE topic notices that were set to expire
$request = $smcFunc['db_query']('', '
SELECT id_topic
FROM {db_prefix}topics
WHERE redirect_expires <= {int:redirect_expires}
AND redirect_expires <> 0',
array(
'redirect_expires' => time(),
)
);
while ($row = $smcFunc['db_fetch_row']($request))
$topics[] = $row[0];
$smcFunc['db_free_result']($request);
// Zap, your gone
if (count($topics) > 0)
{
require_once($sourcedir . '/RemoveTopic.php');
removeTopics($topics, false, true);
}
return true;
}
/**
* Check for old drafts and remove them
*/
function scheduled_remove_old_drafts()
{
global $smcFunc, $sourcedir, $modSettings;
if (empty($modSettings['drafts_keep_days']))
return true;
// init
$drafts = array();
// We need this for language items
loadEssentialThemeData();
// Find all of the old drafts
$request = $smcFunc['db_query']('', '
SELECT id_draft
FROM {db_prefix}user_drafts
WHERE poster_time <= {int:poster_time_old}',
array(
'poster_time_old' => time() - (86400 * $modSettings['drafts_keep_days']),
)
);
while ($row = $smcFunc['db_fetch_row']($request))
$drafts[] = (int) $row[0];
$smcFunc['db_free_result']($request);
// If we have old one, remove them
if (count($drafts) > 0)
{
require_once($sourcedir . '/Drafts.php');
DeleteDraft($drafts, false);
}
return true;
}
/**
* Prune log_topics, log_boards & log_mark_boards_read.
* For users who haven't been active in a long time, purge these records.
* For users who haven't been active in a shorter time, mark boards as read,
* pruning log_topics.
*/
function scheduled_prune_log_topics()
{
global $smcFunc, $sourcedir, $modSettings;
// If set to zero, bypass
if (empty($modSettings['mark_read_max_users']) || (empty($modSettings['mark_read_beyond']) && empty($modSettings['mark_read_delete_beyond'])))
return true;
// Convert to timestamps for comparison
if (empty($modSettings['mark_read_beyond']))
$markReadCutoff = 0;
else
$markReadCutoff = time() - $modSettings['mark_read_beyond'] * 86400;
if (empty($modSettings['mark_read_delete_beyond']))
$cleanupBeyond = 0;
else
$cleanupBeyond = time() - $modSettings['mark_read_delete_beyond'] * 86400;
$maxMembers = $modSettings['mark_read_max_users'];
// You're basically saying to just purge, so just purge
if ($markReadCutoff < $cleanupBeyond)
$markReadCutoff = $cleanupBeyond;
// Try to prevent timeouts
@set_time_limit(300);
if (function_exists('apache_reset_timeout'))
@apache_reset_timeout();
// Start off by finding the records in log_boards, log_topics & log_mark_read
// for users who haven't been around the longest...
$members = array();
$sql = 'SELECT lb.id_member, m.last_login
FROM {db_prefix}members m
INNER JOIN
(
SELECT DISTINCT id_member
FROM {db_prefix}log_boards
) lb ON m.id_member = lb.id_member
WHERE m.last_login <= {int:dcutoff}
UNION
SELECT lmr.id_member, m.last_login
FROM {db_prefix}members m
INNER JOIN
(
SELECT DISTINCT id_member
FROM {db_prefix}log_mark_read
) lmr ON m.id_member = lmr.id_member
WHERE m.last_login <= {int:dcutoff}
UNION
SELECT lt.id_member, m.last_login
FROM {db_prefix}members m
INNER JOIN
(
SELECT DISTINCT id_member
FROM {db_prefix}log_topics
WHERE unwatched = {int:unwatched}
) lt ON m.id_member = lt.id_member
WHERE m.last_login <= {int:mrcutoff}
ORDER BY last_login
LIMIT {int:limit}';
$result = $smcFunc['db_query']('', $sql,
array(
'limit' => $maxMembers,
'dcutoff' => $cleanupBeyond,
'mrcutoff' => $markReadCutoff,
'unwatched' => 0,
)
);
// Move to array...
$members = $smcFunc['db_fetch_all']($result);
$smcFunc['db_free_result']($result);
// Nothing to do?
if (empty($members))
return true;
// Determine action based on last_login...
$purgeMembers = array();
$markReadMembers = array();
foreach($members as $member)
{
if ($member['last_login'] <= $cleanupBeyond)
$purgeMembers[] = $member['id_member'];
elseif ($member['last_login'] <= $markReadCutoff)
$markReadMembers[] = $member['id_member'];
}
if (!empty($purgeMembers) && !empty($modSettings['mark_read_delete_beyond']))
{
// Delete rows from log_boards
$sql = 'DELETE FROM {db_prefix}log_boards
WHERE id_member IN ({array_int:members})';
$smcFunc['db_query']('', $sql,
array(
'members' => $purgeMembers,
)
);
// Delete rows from log_mark_read
$sql = 'DELETE FROM {db_prefix}log_mark_read
WHERE id_member IN ({array_int:members})';
$smcFunc['db_query']('', $sql,
array(
'members' => $purgeMembers,
)
);
// Delete rows from log_topics
$sql = 'DELETE FROM {db_prefix}log_topics
WHERE id_member IN ({array_int:members})
AND unwatched = {int:unwatched}';
$smcFunc['db_query']('', $sql,
array(
'members' => $purgeMembers,
'unwatched' => 0,
)
);
}
// Nothing left to do?
if (empty($markReadMembers) || empty($modSettings['mark_read_beyond']))
return true;
// Find board inserts to perform...
// Get board info for each member from log_topics.
// Note this user may have read many topics on that board,
// but we just want one row each, & the ID of the last message read in each board.
$boards = array();
$sql = 'SELECT lt.id_member, t.id_board, MAX(lt.id_msg) AS id_last_message
FROM {db_prefix}topics t
INNER JOIN
(
SELECT id_member, id_topic, id_msg
FROM {db_prefix}log_topics
WHERE id_member IN ({array_int:members})
) lt ON t.id_topic = lt.id_topic
GROUP BY lt.id_member, t.id_board';
$result = $smcFunc['db_query']('', $sql,
array(
'members' => $markReadMembers,
)
);
$boards = $smcFunc['db_fetch_all']($result);
$smcFunc['db_free_result']($result);
// Create one SQL statement for this set of inserts
if (!empty($boards))
{
$smcFunc['db_insert']('replace',
'{db_prefix}log_mark_read',
array('id_member' => 'int', 'id_board' => 'int', 'id_msg' => 'int'),
$boards,
array('id_member', 'id_board')
);
}
// Finally, delete this set's rows from log_topics
$sql = 'DELETE FROM {db_prefix}log_topics
WHERE id_member IN ({array_int:members})
AND unwatched = {int:unwatched}';
$smcFunc['db_query']('', $sql,
array(
'members' => $markReadMembers,
'unwatched' => 0,
)
);
return true;
}
?>
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