302 lines
8.1 KiB
PHP
302 lines
8.1 KiB
PHP
<?php
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/**
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* @file src/worker/CronJobs.php
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*/
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namespace Friendica\Worker;
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use Friendica\App;
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use Friendica\BaseObject;
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use Friendica\Core\Cache;
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use Friendica\Core\Config;
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use Friendica\Core\Protocol;
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use Friendica\Database\DBA;
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use Friendica\Database\PostUpdate;
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use Friendica\Model\Contact;
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use Friendica\Model\GContact;
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use Friendica\Model\Photo;
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use Friendica\Model\User;
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use Friendica\Network\Probe;
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use Friendica\Protocol\PortableContact;
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use Friendica\Util\Proxy as ProxyUtils;
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require_once 'include/dba.php';
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require_once 'mod/nodeinfo.php';
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class CronJobs
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{
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public static function execute($command = '')
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{
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$a = BaseObject::getApp();
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// No parameter set? So return
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if ($command == '') {
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return;
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}
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logger("Starting cronjob " . $command, LOGGER_DEBUG);
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// Call possible post update functions
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// see src/Database/PostUpdate.php for more details
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if ($command == 'post_update') {
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PostUpdate::update();
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return;
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}
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// update nodeinfo data
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if ($command == 'nodeinfo') {
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nodeinfo_cron();
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return;
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}
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// Expire and remove user entries
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if ($command == 'expire_and_remove_users') {
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self::expireAndRemoveUsers();
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return;
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}
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if ($command == 'update_contact_birthdays') {
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Contact::updateBirthdays();
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return;
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}
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if ($command == 'update_photo_albums') {
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self::updatePhotoAlbums();
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return;
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}
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// Clear cache entries
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if ($command == 'clear_cache') {
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self::clearCache($a);
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return;
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}
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// Repair missing Diaspora values in contacts
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if ($command == 'repair_diaspora') {
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self::repairDiaspora($a);
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return;
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}
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// Repair entries in the database
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if ($command == 'repair_database') {
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self::repairDatabase();
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return;
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}
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logger("Xronjob " . $command . " is unknown.", LOGGER_DEBUG);
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return;
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}
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/**
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* @brief Update the cached values for the number of photo albums per user
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*/
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private static function updatePhotoAlbums()
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{
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$r = q("SELECT `uid` FROM `user` WHERE NOT `account_expired` AND NOT `account_removed`");
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if (!DBA::isResult($r)) {
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return;
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}
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foreach ($r as $user) {
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Photo::clearAlbumCache($user['uid']);
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}
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}
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/**
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* @brief Expire and remove user entries
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*/
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private static function expireAndRemoveUsers()
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{
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// expire any expired regular accounts. Don't expire forums.
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$condition = ["NOT `account_expired` AND `account_expires_on` > ? AND `account_expires_on` < UTC_TIMESTAMP() AND `page-flags` = 0", NULL_DATE];
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DBA::update('user', ['account_expired' => true], $condition);
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// Remove any freshly expired account
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$users = DBA::select('user', ['uid'], ['account_expired' => true, 'account_removed' => false]);
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while ($user = DBA::fetch($users)) {
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User::remove($user['uid']);
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}
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// delete user records for recently removed accounts
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$users = DBA::select('user', ['uid'], ["`account_removed` AND `account_expires_on` < UTC_TIMESTAMP() - INTERVAL 3 DAY"]);
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while ($user = DBA::fetch($users)) {
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// Delete the contacts of this user
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$self = DBA::selectFirst('contact', ['nurl'], ['self' => true, 'uid' => $user['uid']]);
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if (DBA::isResult($self)) {
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DBA::delete('contact', ['nurl' => $self['nurl'], 'self' => false]);
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}
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DBA::delete('user', ['uid' => $user['uid']]);
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}
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}
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/**
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* @brief Clear cache entries
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*
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* @param App $a
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*/
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private static function clearCache(App $a)
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{
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$last = Config::get('system', 'cache_last_cleared');
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if ($last) {
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$next = $last + (3600); // Once per hour
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$clear_cache = ($next <= time());
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} else {
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$clear_cache = true;
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}
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if (!$clear_cache) {
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return;
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}
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// clear old cache
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Cache::clear();
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// clear old item cache files
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clear_cache();
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// clear cache for photos
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clear_cache($a->get_basepath(), $a->get_basepath() . "/photo");
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// clear smarty cache
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clear_cache($a->get_basepath() . "/view/smarty3/compiled", $a->get_basepath() . "/view/smarty3/compiled");
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// clear cache for image proxy
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if (!Config::get("system", "proxy_disabled")) {
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clear_cache($a->get_basepath(), $a->get_basepath() . "/proxy");
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$cachetime = Config::get('system', 'proxy_cache_time');
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if (!$cachetime) {
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$cachetime = ProxyUtils::DEFAULT_TIME;
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}
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$condition = ['`uid` = 0 AND `resource-id` LIKE "pic:%" AND `created` < NOW() - INTERVAL ? SECOND', $cachetime];
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DBA::delete('photo', $condition);
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}
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// Delete the cached OEmbed entries that are older than three month
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DBA::delete('oembed', ["`created` < NOW() - INTERVAL 3 MONTH"]);
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// Delete the cached "parse_url" entries that are older than three month
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DBA::delete('parsed_url', ["`created` < NOW() - INTERVAL 3 MONTH"]);
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// Maximum table size in megabyte
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$max_tablesize = intval(Config::get('system', 'optimize_max_tablesize')) * 1000000;
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if ($max_tablesize == 0) {
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$max_tablesize = 100 * 1000000; // Default are 100 MB
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}
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if ($max_tablesize > 0) {
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// Minimum fragmentation level in percent
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$fragmentation_level = intval(Config::get('system', 'optimize_fragmentation')) / 100;
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if ($fragmentation_level == 0) {
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$fragmentation_level = 0.3; // Default value is 30%
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}
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// Optimize some tables that need to be optimized
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$r = q("SHOW TABLE STATUS");
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foreach ($r as $table) {
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// Don't optimize tables that are too large
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if ($table["Data_length"] > $max_tablesize) {
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continue;
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}
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// Don't optimize empty tables
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if ($table["Data_length"] == 0) {
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continue;
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}
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// Calculate fragmentation
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$fragmentation = $table["Data_free"] / ($table["Data_length"] + $table["Index_length"]);
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logger("Table " . $table["Name"] . " - Fragmentation level: " . round($fragmentation * 100, 2), LOGGER_DEBUG);
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// Don't optimize tables that needn't to be optimized
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if ($fragmentation < $fragmentation_level) {
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continue;
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}
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// So optimize it
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logger("Optimize Table " . $table["Name"], LOGGER_DEBUG);
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q("OPTIMIZE TABLE `%s`", DBA::escape($table["Name"]));
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}
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}
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Config::set('system', 'cache_last_cleared', time());
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}
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/**
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* @brief Repair missing values in Diaspora contacts
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*
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* @param App $a
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*/
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private static function repairDiaspora(App $a)
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{
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$starttime = time();
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$r = q("SELECT `id`, `url` FROM `contact`
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WHERE `network` = '%s' AND (`batch` = '' OR `notify` = '' OR `poll` = '' OR pubkey = '')
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ORDER BY RAND() LIMIT 50", DBA::escape(Protocol::DIASPORA));
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if (!DBA::isResult($r)) {
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return;
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}
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foreach ($r as $contact) {
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// Quit the loop after 3 minutes
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if (time() > ($starttime + 180)) {
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return;
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}
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if (!PortableContact::reachable($contact["url"])) {
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continue;
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}
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$data = Probe::uri($contact["url"]);
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if ($data["network"] != Protocol::DIASPORA) {
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continue;
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}
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logger("Repair contact " . $contact["id"] . " " . $contact["url"], LOGGER_DEBUG);
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q("UPDATE `contact` SET `batch` = '%s', `notify` = '%s', `poll` = '%s', pubkey = '%s' WHERE `id` = %d",
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DBA::escape($data["batch"]), DBA::escape($data["notify"]), DBA::escape($data["poll"]), DBA::escape($data["pubkey"]),
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intval($contact["id"]));
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}
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}
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/**
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* @brief Do some repairs in database entries
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*
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*/
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private static function repairDatabase()
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{
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// Sometimes there seem to be issues where the "self" contact vanishes.
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// We haven't found the origin of the problem by now.
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$r = q("SELECT `uid` FROM `user` WHERE NOT EXISTS (SELECT `uid` FROM `contact` WHERE `contact`.`uid` = `user`.`uid` AND `contact`.`self`)");
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if (DBA::isResult($r)) {
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foreach ($r AS $user) {
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logger('Create missing self contact for user ' . $user['uid']);
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Contact::createSelfFromUserId($user['uid']);
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}
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}
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// There was an issue where the nick vanishes from the contact table
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q("UPDATE `contact` INNER JOIN `user` ON `contact`.`uid` = `user`.`uid` SET `nick` = `nickname` WHERE `self` AND `nick`=''");
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// Update the global contacts for local users
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$r = q("SELECT `uid` FROM `user` WHERE `verified` AND NOT `blocked` AND NOT `account_removed` AND NOT `account_expired`");
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if (DBA::isResult($r)) {
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foreach ($r AS $user) {
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GContact::updateForUser($user["uid"]);
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}
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}
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/// @todo
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/// - remove thread entries without item
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/// - remove sign entries without item
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/// - remove children when parent got lost
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/// - set contact-id in item when not present
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}
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}
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