src/Worker/CronJobs.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2020, Friendica
   4  *
   5  * @license GNU AGPL version 3 or any later version
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU Affero General Public License as
   9  * published by the Free Software Foundation, either version 3 of the
  10  * License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU Affero General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Affero General Public License
  18  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19  *
  20  */
  21
  22 namespace Friendica\Worker;
  23
  24 use Friendica\App;
  25 use Friendica\Core\Logger;
  26 use Friendica\Core\Protocol;
  27 use Friendica\Core\Worker;
  28 use Friendica\Database\DBA;
  29 use Friendica\Database\PostUpdate;
  30 use Friendica\DI;
  31 use Friendica\Model\Contact;
  32 use Friendica\Model\Nodeinfo;
  33 use Friendica\Model\Photo;
  34 use Friendica\Model\User;
  35 use Friendica\Util\Proxy as ProxyUtils;
  36 use Friendica\Util\Strings;
  37
  38 class CronJobs
  39 {
  40         public static function execute($command = '')
  41         {
  42                 $a = DI::app();
  43
  44                 // No parameter set? So return
  45                 if ($command == '') {
  46                         return;
  47                 }
  48
  49                 Logger::log("Starting cronjob " . $command, Logger::DEBUG);
  50
  51                 switch($command) {
  52                         case 'post_update':
  53                                 PostUpdate::update();
  54                                 break;
  55
  56                         case 'nodeinfo':
  57                                 Logger::info('cron_start');
  58                                 Nodeinfo::update();
  59                                 // Now trying to register
  60                                 $url = 'http://the-federation.info/register/' . DI::baseUrl()->getHostname();
  61                                 Logger::debug('Check registering url', ['url' => $url]);
  62                                 $ret = DI::httpRequest()->fetch($url);
  63                                 Logger::debug('Check registering answer', ['answer' => $ret]);
  64                                 Logger::info('cron_end');
  65                                 break;
  66
  67                         case 'expire_and_remove_users':
  68                                 self::expireAndRemoveUsers();
  69                                 break;
  70
  71                         case 'update_contact_birthdays':
  72                                 Contact::updateBirthdays();
  73                                 break;
  74
  75                         case 'update_photo_albums':
  76                                 self::updatePhotoAlbums();
  77                                 break;
  78
  79                         case 'clear_cache':
  80                                 self::clearCache($a);
  81                                 break;
  82
  83                         case 'repair_database':
  84                                 self::repairDatabase();
  85                                 break;
  86
  87                         case 'move_storage':
  88                                 self::moveStorage();
  89                                 break;
  90
  91                         default:
  92                                 Logger::log("Cronjob " . $command . " is unknown.", Logger::DEBUG);
  93                 }
  94
  95                 return;
  96         }
  97
  98         /**
  99          * Update the cached values for the number of photo albums per user
 100          */
 101         private static function updatePhotoAlbums()
 102         {
 103                 $r = q("SELECT `uid` FROM `user` WHERE NOT `account_expired` AND NOT `account_removed`");
 104                 if (!DBA::isResult($r)) {
 105                         return;
 106                 }
 107
 108                 foreach ($r as $user) {
 109                         Photo::clearAlbumCache($user['uid']);
 110                 }
 111         }
 112
 113         /**
 114          * Expire and remove user entries
 115          */
 116         private static function expireAndRemoveUsers()
 117         {
 118                 // expire any expired regular accounts. Don't expire forums.
 119                 $condition = ["NOT `account_expired` AND `account_expires_on` > ? AND `account_expires_on` < UTC_TIMESTAMP() AND `page-flags` = 0", DBA::NULL_DATETIME];
 120                 DBA::update('user', ['account_expired' => true], $condition);
 121
 122                 // Remove any freshly expired account
 123                 $users = DBA::select('user', ['uid'], ['account_expired' => true, 'account_removed' => false]);
 124                 while ($user = DBA::fetch($users)) {
 125                         User::remove($user['uid']);
 126                 }
 127                 DBA::close($users);
 128
 129                 // delete user records for recently removed accounts
 130                 $users = DBA::select('user', ['uid'], ["`account_removed` AND `account_expires_on` < UTC_TIMESTAMP() "]);
 131                 while ($user = DBA::fetch($users)) {
 132                         // Delete the contacts of this user
 133                         $self = DBA::selectFirst('contact', ['nurl'], ['self' => true, 'uid' => $user['uid']]);
 134                         if (DBA::isResult($self)) {
 135                                 DBA::delete('contact', ['nurl' => $self['nurl'], 'self' => false]);
 136                         }
 137
 138                         DBA::delete('user', ['uid' => $user['uid']]);
 139                 }
 140                 DBA::close($users);
 141         }
 142
 143         /**
 144          * Clear cache entries
 145          *
 146          * @param App $a
 147          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 148          */
 149         private static function clearCache(App $a)
 150         {
 151                 $last = DI::config()->get('system', 'cache_last_cleared');
 152
 153                 if ($last) {
 154                         $next = $last + (3600); // Once per hour
 155                         $clear_cache = ($next <= time());
 156                 } else {
 157                         $clear_cache = true;
 158                 }
 159
 160                 if (!$clear_cache) {
 161                         return;
 162                 }
 163
 164                 // clear old cache
 165                 DI::cache()->clear();
 166
 167                 // clear old item cache files
 168                 clear_cache();
 169
 170                 // clear cache for photos
 171                 clear_cache($a->getBasePath(), $a->getBasePath() . "/photo");
 172
 173                 // clear smarty cache
 174                 clear_cache($a->getBasePath() . "/view/smarty3/compiled", $a->getBasePath() . "/view/smarty3/compiled");
 175
 176                 // clear cache for image proxy
 177                 if (!DI::config()->get("system", "proxy_disabled")) {
 178                         clear_cache($a->getBasePath(), $a->getBasePath() . "/proxy");
 179
 180                         $cachetime = DI::config()->get('system', 'proxy_cache_time');
 181
 182                         if (!$cachetime) {
 183                                 $cachetime = ProxyUtils::DEFAULT_TIME;
 184                         }
 185
 186                         $condition = ['`uid` = 0 AND `resource-id` LIKE "pic:%" AND `created` < NOW() - INTERVAL ? SECOND', $cachetime];
 187                         Photo::delete($condition);
 188                 }
 189
 190                 // Delete the cached OEmbed entries that are older than three month
 191                 DBA::delete('oembed', ["`created` < NOW() - INTERVAL 3 MONTH"]);
 192
 193                 // Delete the cached "parse_url" entries that are older than three month
 194                 DBA::delete('parsed_url', ["`created` < NOW() - INTERVAL 3 MONTH"]);
 195
 196                 if (DI::config()->get('system', 'optimize_tables')) {
 197                         Logger::info('Optimize start');
 198                         DBA::e("OPTIMIZE TABLE `auth_codes`");
 199                         DBA::e("OPTIMIZE TABLE `cache`");
 200                         DBA::e("OPTIMIZE TABLE `challenge`");
 201                         DBA::e("OPTIMIZE TABLE `locks`");
 202                         DBA::e("OPTIMIZE TABLE `oembed`");
 203                         DBA::e("OPTIMIZE TABLE `parsed_url`");
 204                         DBA::e("OPTIMIZE TABLE `profile_check`");
 205                         DBA::e("OPTIMIZE TABLE `session`");
 206                         DBA::e("OPTIMIZE TABLE `tokens`");
 207                         Logger::info('Optimize finished');
 208                 }
 209
 210                 DI::config()->set('system', 'cache_last_cleared', time());
 211         }
 212
 213         /**
 214          * Do some repairs in database entries
 215          *
 216          */
 217         private static function repairDatabase()
 218         {
 219                 // Sometimes there seem to be issues where the "self" contact vanishes.
 220                 // We haven't found the origin of the problem by now.
 221                 $r = q("SELECT `uid` FROM `user` WHERE NOT EXISTS (SELECT `uid` FROM `contact` WHERE `contact`.`uid` = `user`.`uid` AND `contact`.`self`)");
 222                 if (DBA::isResult($r)) {
 223                         foreach ($r AS $user) {
 224                                 Logger::log('Create missing self contact for user ' . $user['uid']);
 225                                 Contact::createSelfFromUserId($user['uid']);
 226                         }
 227                 }
 228
 229                 // There was an issue where the nick vanishes from the contact table
 230                 q("UPDATE `contact` INNER JOIN `user` ON `contact`.`uid` = `user`.`uid` SET `nick` = `nickname` WHERE `self` AND `nick`=''");
 231
 232                 /// @todo
 233                 /// - remove thread entries without item
 234                 /// - remove sign entries without item
 235                 /// - remove children when parent got lost
 236                 /// - set contact-id in item when not present
 237
 238                 // Add intro entries for pending contacts
 239                 // We don't do this for DFRN entries since such revived contact requests seem to mostly fail.
 240                 $pending_contacts = DBA::p("SELECT `uid`, `id`, `url`, `network`, `created` FROM `contact`
 241                         WHERE `pending` AND `rel` IN (?, ?) AND `network` != ?
 242                                 AND NOT EXISTS (SELECT `id` FROM `intro` WHERE `contact-id` = `contact`.`id`)",
 243                         0, Contact::FOLLOWER, Protocol::DFRN);
 244                 while ($contact = DBA::fetch($pending_contacts)) {
 245                         DBA::insert('intro', ['uid' => $contact['uid'], 'contact-id' => $contact['id'], 'blocked' => false,
 246                                 'hash' => Strings::getRandomHex(), 'datetime' => $contact['created']]);
 247                 }
 248                 DBA::close($pending_contacts);
 249         }
 250
 251         /**
 252          * Moves up to 5000 attachments and photos to the current storage system.
 253          * Self-replicates if legacy items have been found and moved.
 254          *
 255          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 256          */
 257         private static function moveStorage()
 258         {
 259                 $current = DI::storage();
 260                 $moved = DI::storageManager()->move($current);
 261
 262                 if ($moved) {
 263                         Worker::add(PRIORITY_LOW, "CronJobs", "move_storage");
 264                 }
 265         }
 266 }