src/Worker/Cron.php

   1 <?php
   2 /**
   3  * @file src/Worker/Cron.php
   4  */
   5 namespace Friendica\Worker;
   6
   7 use Friendica\BaseObject;
   8 use Friendica\Core\Addon;
   9 use Friendica\Core\Config;
  10 use Friendica\Core\Hook;
  11 use Friendica\Core\Logger;
  12 use Friendica\Core\Protocol;
  13 use Friendica\Core\Worker;
  14 use Friendica\Database\DBA;
  15 use Friendica\Model\Contact;
  16 use Friendica\Util\DateTimeFormat;
  17
  18 class Cron
  19 {
  20         public static function execute($parameter = '', $generation = 0)
  21         {
  22                 $a = BaseObject::getApp();
  23
  24                 // Poll contacts with specific parameters
  25                 if (!empty($parameter)) {
  26                         self::pollContacts($parameter, $generation);
  27                         return;
  28                 }
  29
  30                 $last = Config::get('system', 'last_cron');
  31
  32                 $poll_interval = intval(Config::get('system', 'cron_interval'));
  33
  34                 if ($last) {
  35                         $next = $last + ($poll_interval * 60);
  36                         if ($next > time()) {
  37                                 Logger::log('cron intervall not reached');
  38                                 return;
  39                         }
  40                 }
  41
  42                 Logger::log('cron: start');
  43
  44                 // Fork the cron jobs in separate parts to avoid problems when one of them is crashing
  45                 Hook::fork($a->queue['priority'], "cron");
  46
  47                 // run the process to discover global contacts in the background
  48                 Worker::add(PRIORITY_LOW, "DiscoverPoCo");
  49
  50                 // run the process to update locally stored global contacts in the background
  51                 Worker::add(PRIORITY_LOW, "DiscoverPoCo", "checkcontact");
  52
  53                 // Expire and remove user entries
  54                 Worker::add(PRIORITY_MEDIUM, "CronJobs", "expire_and_remove_users");
  55
  56                 // Call possible post update functions
  57                 Worker::add(PRIORITY_LOW, "CronJobs", "post_update");
  58
  59                 // Clear cache entries
  60                 Worker::add(PRIORITY_LOW, "CronJobs", "clear_cache");
  61
  62                 // Repair missing Diaspora values in contacts
  63                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_diaspora");
  64
  65                 // Repair entries in the database
  66                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_database");
  67
  68                 // once daily run birthday_updates and then expire in background
  69                 $d1 = Config::get('system', 'last_expire_day');
  70                 $d2 = intval(DateTimeFormat::utcNow('d'));
  71
  72                 // Daily cron calls
  73                 if ($d2 != intval($d1)) {
  74
  75                         Worker::add(PRIORITY_LOW, "CronJobs", "update_contact_birthdays");
  76
  77                         Worker::add(PRIORITY_LOW, "CronJobs", "update_photo_albums");
  78
  79                         // update nodeinfo data
  80                         Worker::add(PRIORITY_LOW, "CronJobs", "nodeinfo");
  81
  82                         Worker::add(PRIORITY_LOW, "DiscoverPoCo", "update_server");
  83
  84                         Worker::add(PRIORITY_LOW, "DiscoverPoCo", "suggestions");
  85
  86                         Worker::add(PRIORITY_LOW, 'Expire');
  87
  88                         Worker::add(PRIORITY_MEDIUM, 'DBClean');
  89
  90                         // check upstream version?
  91                         Worker::add(PRIORITY_LOW, 'CheckVersion');
  92
  93                         Config::set('system', 'last_expire_day', $d2);
  94                 }
  95
  96                 // Hourly cron calls
  97                 if (Config::get('system', 'last_cron_hourly', 0) + 3600 < time()) {
  98
  99                         // Delete all done workerqueue entries
 100                         DBA::delete('workerqueue', ['`done` AND `executed` < UTC_TIMESTAMP() - INTERVAL 1 HOUR']);
 101
 102                         // Optimizing this table only last seconds
 103                         if (Config::get('system', 'optimize_workerqueue', false)) {
 104                                 DBA::e("OPTIMIZE TABLE `workerqueue`");
 105                         }
 106
 107                         Config::set('system', 'last_cron_hourly', time());
 108                 }
 109
 110                 // Ensure to have a .htaccess file.
 111                 // this is a precaution for systems that update automatically
 112                 $basepath = $a->getBasePath();
 113                 if (!file_exists($basepath . '/.htaccess')) {
 114                         copy($basepath . '/.htaccess-dist', $basepath . '/.htaccess');
 115                 }
 116
 117                 // Poll contacts
 118                 self::pollContacts($parameter, $generation);
 119
 120                 // Update contact information
 121                 self::updatePublicContacts();
 122
 123                 Logger::log('cron: end');
 124
 125                 Config::set('system', 'last_cron', time());
 126
 127                 return;
 128         }
 129
 130         /**
 131          * @brief Update public contacts
 132          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 133          */
 134         private static function updatePublicContacts() {
 135                 $count = 0;
 136                 $last_updated = DateTimeFormat::utc('now - 1 months');
 137                 $condition = ["`network` IN (?, ?, ?, ?) AND `uid` = ? AND NOT `self` AND `last-update` < ?",
 138                         Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS, 0, $last_updated];
 139
 140                 $total = DBA::count('contact', $condition);
 141                 $contacts = DBA::select('contact', ['id'], $condition, ['limit' => 1000]);
 142                 while ($contact = DBA::fetch($contacts)) {
 143                         Worker::add(PRIORITY_LOW, "UpdateContact", $contact['id'], 'force');
 144                         ++$count;
 145                 }
 146                 Logger::info('Initiated update for public contacts', ['interval' => $count, 'total' => $total]);
 147                 DBA::close($contacts);
 148         }
 149
 150         /**
 151          * @brief Poll contacts for unreceived messages
 152          *
 153          * @todo  Currently it seems as if the following parameter aren't used at all ...
 154          *
 155          * @param string  $parameter Parameter (force, restart, ...) for the contact polling
 156          * @param integer $generation
 157          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 158          */
 159         private static function pollContacts($parameter, $generation) {
 160                 $manual_id  = 0;
 161                 $generation = 0;
 162                 $force      = false;
 163
 164                 if ($parameter == 'force') {
 165                         $force = true;
 166                 }
 167                 if ($parameter == 'restart') {
 168                         $generation = intval($generation);
 169                         if (!$generation) {
 170                                 exit();
 171                         }
 172                 }
 173
 174                 if (intval($parameter)) {
 175                         $manual_id = intval($parameter);
 176                         $force     = true;
 177                 }
 178
 179                 $min_poll_interval = Config::get('system', 'min_poll_interval', 1);
 180
 181                 $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 182
 183                 Addon::reload();
 184
 185                 // Only poll from those with suitable relationships,
 186                 // and which have a polling address and ignore Diaspora since
 187                 // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 188
 189                 $abandon_days = intval(Config::get('system', 'account_abandon_days'));
 190                 if ($abandon_days < 1) {
 191                         $abandon_days = 0;
 192                 }
 193                 $abandon_sql = (($abandon_days)
 194                         ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
 195                         : ''
 196                 );
 197
 198                 $contacts = q("SELECT `contact`.`id`, `contact`.`nick`, `contact`.`name`, `contact`.`network`, `contact`.`archive`,
 199                                         `contact`.`last-update`, `contact`.`priority`, `contact`.`rel`, `contact`.`subhub`
 200                                 FROM `user`
 201                                 STRAIGHT_JOIN `contact`
 202                                 ON `contact`.`uid` = `user`.`uid` AND `contact`.`poll` != ''
 203                                         AND `contact`.`network` IN ('%s', '%s', '%s', '%s', '%s', '%s') $sql_extra
 204                                         AND NOT `contact`.`self` AND NOT `contact`.`blocked`
 205                                 WHERE NOT `user`.`account_expired` AND NOT `user`.`account_removed` $abandon_sql",
 206                         DBA::escape(Protocol::ACTIVITYPUB),
 207                         DBA::escape(Protocol::DFRN),
 208                         DBA::escape(Protocol::OSTATUS),
 209                         DBA::escape(Protocol::DIASPORA),
 210                         DBA::escape(Protocol::FEED),
 211                         DBA::escape(Protocol::MAIL)
 212                 );
 213
 214                 if (!DBA::isResult($contacts)) {
 215                         return;
 216                 }
 217
 218                 foreach ($contacts as $contact) {
 219
 220                         if ($manual_id) {
 221                                 $contact['last-update'] = DBA::NULL_DATETIME;
 222                         }
 223
 224                         // Friendica and OStatus are checked once a day
 225                         if (in_array($contact['network'], [Protocol::DFRN, Protocol::OSTATUS])) {
 226                                 $contact['priority'] = 2;
 227                         }
 228
 229                         if ($contact['subhub'] && in_array($contact['network'], [Protocol::DFRN, Protocol::OSTATUS])) {
 230                                 /*
 231                                  * We should be getting everything via a hub. But just to be sure, let's check once a day.
 232                                  * (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
 233                                  * This also lets us update our subscription to the hub, and add or replace hubs in case it
 234                                  * changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
 235                                  */
 236                                 $poll_interval = Config::get('system', 'pushpoll_frequency');
 237                                 $contact['priority'] = (!is_null($poll_interval) ? intval($poll_interval) : 3);
 238                         }
 239
 240                         // Check ActivityPub and Diaspora contacts or followers once a week
 241                         if (in_array($contact["network"], [Protocol::ACTIVITYPUB, Protocol::DIASPORA]) || ($contact["rel"] == Contact::FOLLOWER)) {
 242                                 $contact['priority'] = 4;
 243                         }
 244
 245                         // Check archived contacts once a month
 246                         if ($contact['archive']) {
 247                                 $contact['priority'] = 5;
 248                         }
 249
 250                         if (($contact['priority'] >= 0) && !$force) {
 251                                 $update = false;
 252
 253                                 $t = $contact['last-update'];
 254
 255                                 /*
 256                                  * Based on $contact['priority'], should we poll this site now? Or later?
 257                                  */
 258                                 switch ($contact['priority']) {
 259                                         case 5:
 260                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 month")) {
 261                                                         $update = true;
 262                                                 }
 263                                                 break;
 264                                         case 4:
 265                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 week")) {
 266                                                         $update = true;
 267                                                 }
 268                                                 break;
 269                                         case 3:
 270                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 day")) {
 271                                                         $update = true;
 272                                                 }
 273                                                 break;
 274                                         case 2:
 275                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 12 hour")) {
 276                                                         $update = true;
 277                                                 }
 278                                                 break;
 279                                         case 1:
 280                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 hour")) {
 281                                                         $update = true;
 282                                                 }
 283                                                 break;
 284                                         case 0:
 285                                         default:
 286                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + ".$min_poll_interval." minute")) {
 287                                                         $update = true;
 288                                                 }
 289                                                 break;
 290                                 }
 291                                 if (!$update) {
 292                                         continue;
 293                                 }
 294                         }
 295
 296                         if (($contact['network'] == Protocol::FEED) && ($contact['priority'] <= 3)) {
 297                                 $priority = PRIORITY_MEDIUM;
 298                         } elseif ($contact['archive']) {
 299                                 $priority = PRIORITY_NEGLIGIBLE;
 300                         } else {
 301                                 $priority = PRIORITY_LOW;
 302                         }
 303
 304                         Logger::log("Polling " . $contact["network"] . " " . $contact["id"] . " " . $contact['priority'] . " " . $contact["nick"] . " " . $contact["name"]);
 305
 306                         Worker::add(['priority' => $priority, 'dont_fork' => true, 'force_priority' => true], 'OnePoll', (int)$contact['id']);
 307                 }
 308         }
 309 }