src/Worker/Cron.php

   1 <?php
   2 /**
   3  * @file src/Worker/Cron.php
   4  */
   5 namespace Friendica\Worker;
   6
   7 use Friendica\Core\Addon;
   8 use Friendica\Core\Hook;
   9 use Friendica\Core\Logger;
  10 use Friendica\Core\Protocol;
  11 use Friendica\Core\Worker;
  12 use Friendica\Database\DBA;
  13 use Friendica\DI;
  14 use Friendica\Model\Contact;
  15 use Friendica\Util\DateTimeFormat;
  16
  17 class Cron
  18 {
  19         public static function execute()
  20         {
  21                 $a = DI::app();
  22
  23                 $last = DI::config()->get('system', 'last_cron');
  24
  25                 $poll_interval = intval(DI::config()->get('system', 'cron_interval'));
  26
  27                 if ($last) {
  28                         $next = $last + ($poll_interval * 60);
  29                         if ($next > time()) {
  30                                 Logger::log('cron intervall not reached');
  31                                 return;
  32                         }
  33                 }
  34
  35                 Logger::log('cron: start');
  36
  37                 // Fork the cron jobs in separate parts to avoid problems when one of them is crashing
  38                 Hook::fork($a->queue['priority'], "cron");
  39
  40                 // run the process to update server directories in the background
  41                 Worker::add(PRIORITY_LOW, 'UpdateServerDirectories');
  42
  43                 // run the process to update locally stored global contacts in the background
  44                 Worker::add(PRIORITY_LOW, 'UpdateGContacts');
  45
  46                 // Expire and remove user entries
  47                 Worker::add(PRIORITY_MEDIUM, "CronJobs", "expire_and_remove_users");
  48
  49                 // Call possible post update functions
  50                 Worker::add(PRIORITY_LOW, "CronJobs", "post_update");
  51
  52                 // Clear cache entries
  53                 Worker::add(PRIORITY_LOW, "CronJobs", "clear_cache");
  54
  55                 // Repair missing Diaspora values in contacts
  56                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_diaspora");
  57
  58                 // Repair entries in the database
  59                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_database");
  60
  61                 // once daily run birthday_updates and then expire in background
  62                 $d1 = DI::config()->get('system', 'last_expire_day');
  63                 $d2 = intval(DateTimeFormat::utcNow('d'));
  64
  65                 // Daily cron calls
  66                 if ($d2 != intval($d1)) {
  67
  68                         Worker::add(PRIORITY_LOW, "CronJobs", "update_contact_birthdays");
  69
  70                         Worker::add(PRIORITY_LOW, "CronJobs", "update_photo_albums");
  71
  72                         // update nodeinfo data
  73                         Worker::add(PRIORITY_LOW, "CronJobs", "nodeinfo");
  74
  75                         Worker::add(PRIORITY_LOW, 'UpdateGServers');
  76
  77                         Worker::add(PRIORITY_LOW, 'UpdateSuggestions');
  78
  79                         Worker::add(PRIORITY_LOW, 'Expire');
  80
  81                         Worker::add(PRIORITY_MEDIUM, 'DBClean');
  82
  83                         // check upstream version?
  84                         Worker::add(PRIORITY_LOW, 'CheckVersion');
  85
  86                         self::checkdeletedContacts();
  87
  88                         DI::config()->set('system', 'last_expire_day', $d2);
  89                 }
  90
  91                 // Hourly cron calls
  92                 if (DI::config()->get('system', 'last_cron_hourly', 0) + 3600 < time()) {
  93
  94                         // Delete all done workerqueue entries
  95                         DBA::delete('workerqueue', ['`done` AND `executed` < UTC_TIMESTAMP() - INTERVAL 1 HOUR']);
  96
  97                         // Optimizing this table only last seconds
  98                         if (DI::config()->get('system', 'optimize_workerqueue', false)) {
  99                                 DBA::e("OPTIMIZE TABLE `workerqueue`");
 100                         }
 101
 102                         DI::config()->set('system', 'last_cron_hourly', time());
 103                 }
 104
 105                 // Ensure to have a .htaccess file.
 106                 // this is a precaution for systems that update automatically
 107                 $basepath = $a->getBasePath();
 108                 if (!file_exists($basepath . '/.htaccess') && is_writable($basepath)) {
 109                         copy($basepath . '/.htaccess-dist', $basepath . '/.htaccess');
 110                 }
 111
 112                 // Poll contacts
 113                 self::pollContacts();
 114
 115                 // Update contact information
 116                 self::updatePublicContacts();
 117
 118                 Logger::log('cron: end');
 119
 120                 DI::config()->set('system', 'last_cron', time());
 121
 122                 return;
 123         }
 124
 125         /**
 126          * Checks for contacts that are about to be deleted and ensures that they are removed.
 127          * This should be done automatically in the "remove" function. This here is a cleanup job.
 128          */
 129         private static function checkdeletedContacts()
 130         {
 131                 $contacts = DBA::select('contact', ['id'], ['deleted' => true]);
 132                 while ($contact = DBA::fetch($contacts)) {
 133                         Worker::add(PRIORITY_MEDIUM, 'RemoveContact', $contact['id']);
 134                 }
 135                 DBA::close($contacts);
 136         }
 137
 138         /**
 139          * Update public contacts
 140          *
 141          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 142          */
 143         private static function updatePublicContacts() {
 144                 $count = 0;
 145                 $last_updated = DateTimeFormat::utc('now - 1 week');
 146                 $condition = ["`network` IN (?, ?, ?, ?) AND `uid` = ? AND NOT `self` AND `last-update` < ?",
 147                         Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS, 0, $last_updated];
 148
 149                 $total = DBA::count('contact', $condition);
 150                 $oldest_date = '';
 151                 $oldest_id = '';
 152                 $contacts = DBA::select('contact', ['id', 'last-update'], $condition, ['limit' => 100, 'order' => ['last-update']]);
 153                 while ($contact = DBA::fetch($contacts)) {
 154                         if (empty($oldest_id)) {
 155                                 $oldest_id = $contact['id'];
 156                                 $oldest_date = $contact['last-update'];
 157                         }
 158                         Worker::add(PRIORITY_LOW, "UpdateContact", $contact['id'], 'force');
 159                         ++$count;
 160                 }
 161                 Logger::info('Initiated update for public contacts', ['interval' => $count, 'total' => $total, 'id' => $oldest_id, 'oldest' => $oldest_date]);
 162                 DBA::close($contacts);
 163         }
 164
 165         /**
 166          * Poll contacts for unreceived messages
 167          *
 168          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 169          */
 170         private static function pollContacts() {
 171                 $min_poll_interval = DI::config()->get('system', 'min_poll_interval', 1);
 172
 173                 Addon::reload();
 174
 175                 $sql = "SELECT `contact`.`id`, `contact`.`nick`, `contact`.`name`, `contact`.`network`, `contact`.`archive`,
 176                                         `contact`.`last-update`, `contact`.`priority`, `contact`.`rel`, `contact`.`subhub`
 177                                 FROM `user`
 178                                 STRAIGHT_JOIN `contact`
 179                                 ON `contact`.`uid` = `user`.`uid` AND `contact`.`poll` != ''
 180                                         AND `contact`.`network` IN (?, ?, ?, ?, ?)
 181                                         AND NOT `contact`.`self` AND NOT `contact`.`blocked`
 182                                         AND `contact`.`rel` != ?
 183                                 WHERE NOT `user`.`account_expired` AND NOT `user`.`account_removed`";
 184
 185                 $parameters = [Protocol::DFRN, Protocol::ACTIVITYPUB, Protocol::OSTATUS, Protocol::FEED, Protocol::MAIL, Contact::FOLLOWER];
 186
 187                 // Only poll from those with suitable relationships,
 188                 // and which have a polling address and ignore Diaspora since
 189                 // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 190                 $abandon_days = intval(DI::config()->get('system', 'account_abandon_days'));
 191                 if ($abandon_days < 1) {
 192                         $abandon_days = 0;
 193                 }
 194
 195                 if (!empty($abandon_days)) {
 196                         $sql .= " AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL ? DAY";
 197                         $parameters[] = $abandon_days;
 198                 }
 199
 200                 $contacts = DBA::p($sql, $parameters);
 201
 202                 if (!DBA::isResult($contacts)) {
 203                         return;
 204                 }
 205
 206                 while ($contact = DBA::fetch($contacts)) {
 207                         // Friendica and OStatus are checked once a day
 208                         if (in_array($contact['network'], [Protocol::DFRN, Protocol::OSTATUS])) {
 209                                 $contact['priority'] = 3;
 210                         }
 211
 212                         // ActivityPub is checked once a week
 213                         if ($contact['network'] == Protocol::ACTIVITYPUB) {
 214                                 $contact['priority'] = 4;
 215                         }
 216
 217                         // Check archived contacts once a month
 218                         if ($contact['archive']) {
 219                                 $contact['priority'] = 5;
 220                         }
 221
 222                         if ($contact['priority'] >= 0) {
 223                                 $update = false;
 224
 225                                 $t = $contact['last-update'];
 226
 227                                 /*
 228                                  * Based on $contact['priority'], should we poll this site now? Or later?
 229                                  */
 230                                 switch ($contact['priority']) {
 231                                         case 5:
 232                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 month")) {
 233                                                         $update = true;
 234                                                 }
 235                                                 break;
 236                                         case 4:
 237                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 week")) {
 238                                                         $update = true;
 239                                                 }
 240                                                 break;
 241                                         case 3:
 242                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 day")) {
 243                                                         $update = true;
 244                                                 }
 245                                                 break;
 246                                         case 2:
 247                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 12 hour")) {
 248                                                         $update = true;
 249                                                 }
 250                                                 break;
 251                                         case 1:
 252                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 hour")) {
 253                                                         $update = true;
 254                                                 }
 255                                                 break;
 256                                         case 0:
 257                                         default:
 258                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + " . $min_poll_interval . " minute")) {
 259                                                         $update = true;
 260                                                 }
 261                                                 break;
 262                                 }
 263                                 if (!$update) {
 264                                         continue;
 265                                 }
 266                         }
 267
 268                         if (($contact['network'] == Protocol::FEED) && ($contact['priority'] <= 3)) {
 269                                 $priority = PRIORITY_MEDIUM;
 270                         } elseif ($contact['archive']) {
 271                                 $priority = PRIORITY_NEGLIGIBLE;
 272                         } else {
 273                                 $priority = PRIORITY_LOW;
 274                         }
 275
 276                         Logger::log("Polling " . $contact["network"] . " " . $contact["id"] . " " . $contact['priority'] . " " . $contact["nick"] . " " . $contact["name"]);
 277
 278                         Worker::add(['priority' => $priority, 'dont_fork' => true, 'force_priority' => true], 'OnePoll', (int)$contact['id']);
 279                 }
 280                 DBA::close($contacts);
 281         }
 282 }