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\Config;
   9 use Friendica\Core\Hook;
  10 use Friendica\Core\Logger;
  11 use Friendica\Core\Protocol;
  12 use Friendica\Core\Worker;
  13 use Friendica\Database\DBA;
  14 use Friendica\DI;
  15 use Friendica\Model\Contact;
  16 use Friendica\Util\DateTimeFormat;
  17
  18 class Cron
  19 {
  20         public static function execute()
  21         {
  22                 $a = DI::app();
  23
  24                 $last = Config::get('system', 'last_cron');
  25
  26                 $poll_interval = intval(Config::get('system', 'cron_interval'));
  27
  28                 if ($last) {
  29                         $next = $last + ($poll_interval * 60);
  30                         if ($next > time()) {
  31                                 Logger::log('cron intervall not reached');
  32                                 return;
  33                         }
  34                 }
  35
  36                 Logger::log('cron: start');
  37
  38                 // Fork the cron jobs in separate parts to avoid problems when one of them is crashing
  39                 Hook::fork($a->queue['priority'], "cron");
  40
  41                 // run the process to update server directories in the background
  42                 Worker::add(PRIORITY_LOW, 'UpdateServerDirectories');
  43
  44                 // run the process to update locally stored global contacts in the background
  45                 Worker::add(PRIORITY_LOW, 'UpdateGContacts');
  46
  47                 // Expire and remove user entries
  48                 Worker::add(PRIORITY_MEDIUM, "CronJobs", "expire_and_remove_users");
  49
  50                 // Call possible post update functions
  51                 Worker::add(PRIORITY_LOW, "CronJobs", "post_update");
  52
  53                 // Clear cache entries
  54                 Worker::add(PRIORITY_LOW, "CronJobs", "clear_cache");
  55
  56                 // Repair missing Diaspora values in contacts
  57                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_diaspora");
  58
  59                 // Repair entries in the database
  60                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_database");
  61
  62                 // once daily run birthday_updates and then expire in background
  63                 $d1 = Config::get('system', 'last_expire_day');
  64                 $d2 = intval(DateTimeFormat::utcNow('d'));
  65
  66                 // Daily cron calls
  67                 if ($d2 != intval($d1)) {
  68
  69                         Worker::add(PRIORITY_LOW, "CronJobs", "update_contact_birthdays");
  70
  71                         Worker::add(PRIORITY_LOW, "CronJobs", "update_photo_albums");
  72
  73                         // update nodeinfo data
  74                         Worker::add(PRIORITY_LOW, "CronJobs", "nodeinfo");
  75
  76                         Worker::add(PRIORITY_LOW, 'UpdateGServers');
  77
  78                         Worker::add(PRIORITY_LOW, 'UpdateSuggestions');
  79
  80                         Worker::add(PRIORITY_LOW, 'Expire');
  81
  82                         Worker::add(PRIORITY_MEDIUM, 'DBClean');
  83
  84                         // check upstream version?
  85                         Worker::add(PRIORITY_LOW, 'CheckVersion');
  86
  87                         self::checkdeletedContacts();
  88
  89                         Config::set('system', 'last_expire_day', $d2);
  90                 }
  91
  92                 // Hourly cron calls
  93                 if (Config::get('system', 'last_cron_hourly', 0) + 3600 < time()) {
  94
  95                         // Delete all done workerqueue entries
  96                         DBA::delete('workerqueue', ['`done` AND `executed` < UTC_TIMESTAMP() - INTERVAL 1 HOUR']);
  97
  98                         // Optimizing this table only last seconds
  99                         if (Config::get('system', 'optimize_workerqueue', false)) {
 100                                 DBA::e("OPTIMIZE TABLE `workerqueue`");
 101                         }
 102
 103                         Config::set('system', 'last_cron_hourly', time());
 104                 }
 105
 106                 // Ensure to have a .htaccess file.
 107                 // this is a precaution for systems that update automatically
 108                 $basepath = $a->getBasePath();
 109                 if (!file_exists($basepath . '/.htaccess') && is_writable($basepath)) {
 110                         copy($basepath . '/.htaccess-dist', $basepath . '/.htaccess');
 111                 }
 112
 113                 // Poll contacts
 114                 self::pollContacts();
 115
 116                 // Update contact information
 117                 self::updatePublicContacts();
 118
 119                 Logger::log('cron: end');
 120
 121                 Config::set('system', 'last_cron', time());
 122
 123                 return;
 124         }
 125
 126         /**
 127          * Checks for contacts that are about to be deleted and ensures that they are removed.
 128          * This should be done automatically in the "remove" function. This here is a cleanup job.
 129          */
 130         private static function checkdeletedContacts()
 131         {
 132                 $contacts = DBA::select('contact', ['id'], ['deleted' => true]);
 133                 while ($contact = DBA::fetch($contacts)) {
 134                         Worker::add(PRIORITY_MEDIUM, 'RemoveContact', $contact['id']);
 135                 }
 136                 DBA::close($contacts);
 137         }
 138
 139         /**
 140          * @brief Update public contacts
 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          * @brief Poll contacts for unreceived messages
 167          *
 168          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 169          */
 170         private static function pollContacts() {
 171                 $min_poll_interval = 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::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                 $abandon_days = intval(Config::get('system', 'account_abandon_days'));
 191                 if ($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                                 $contact['priority'] = 3;
 210                         }
 211
 212                         // Check archived contacts once a month
 213                         if ($contact['archive']) {
 214                                 $contact['priority'] = 5;
 215                         }
 216
 217                         if ($contact['priority'] >= 0) {
 218                                 $update = false;
 219
 220                                 $t = $contact['last-update'];
 221
 222                                 /*
 223                                  * Based on $contact['priority'], should we poll this site now? Or later?
 224                                  */
 225                                 switch ($contact['priority']) {
 226                                         case 5:
 227                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 month")) {
 228                                                         $update = true;
 229                                                 }
 230                                                 break;
 231                                         case 4:
 232                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 week")) {
 233                                                         $update = true;
 234                                                 }
 235                                                 break;
 236                                         case 3:
 237                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 day")) {
 238                                                         $update = true;
 239                                                 }
 240                                                 break;
 241                                         case 2:
 242                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 12 hour")) {
 243                                                         $update = true;
 244                                                 }
 245                                                 break;
 246                                         case 1:
 247                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 hour")) {
 248                                                         $update = true;
 249                                                 }
 250                                                 break;
 251                                         case 0:
 252                                         default:
 253                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + " . $min_poll_interval . " minute")) {
 254                                                         $update = true;
 255                                                 }
 256                                                 break;
 257                                 }
 258                                 if (!$update) {
 259                                         continue;
 260                                 }
 261                         }
 262
 263                         if (($contact['network'] == Protocol::FEED) && ($contact['priority'] <= 3)) {
 264                                 $priority = PRIORITY_MEDIUM;
 265                         } elseif ($contact['archive']) {
 266                                 $priority = PRIORITY_NEGLIGIBLE;
 267                         } else {
 268                                 $priority = PRIORITY_LOW;
 269                         }
 270
 271                         Logger::log("Polling " . $contact["network"] . " " . $contact["id"] . " " . $contact['priority'] . " " . $contact["nick"] . " " . $contact["name"]);
 272
 273                         Worker::add(['priority' => $priority, 'dont_fork' => true, 'force_priority' => true], 'OnePoll', (int)$contact['id']);
 274                 }
 275                 DBA::close($contacts);
 276         }
 277 }