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()
  21         {
  22                 $a = BaseObject::getApp();
  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 discover global contacts in the background
  42                 Worker::add(PRIORITY_LOW, "DiscoverPoCo");
  43
  44                 // run the process to update locally stored global contacts in the background
  45                 Worker::add(PRIORITY_LOW, "DiscoverPoCo", "checkcontact");
  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, "DiscoverPoCo", "update_server");
  77
  78                         Worker::add(PRIORITY_LOW, "DiscoverPoCo", "suggestions");
  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                         Config::set('system', 'last_expire_day', $d2);
  88                 }
  89
  90                 // Hourly cron calls
  91                 if (Config::get('system', 'last_cron_hourly', 0) + 3600 < time()) {
  92
  93                         // Delete all done workerqueue entries
  94                         DBA::delete('workerqueue', ['`done` AND `executed` < UTC_TIMESTAMP() - INTERVAL 1 HOUR']);
  95
  96                         // Optimizing this table only last seconds
  97                         if (Config::get('system', 'optimize_workerqueue', false)) {
  98                                 DBA::e("OPTIMIZE TABLE `workerqueue`");
  99                         }
 100
 101                         Config::set('system', 'last_cron_hourly', time());
 102                 }
 103
 104                 // Ensure to have a .htaccess file.
 105                 // this is a precaution for systems that update automatically
 106                 $basepath = $a->getBasePath();
 107                 if (!file_exists($basepath . '/.htaccess') && is_writable($basepath)) {
 108                         copy($basepath . '/.htaccess-dist', $basepath . '/.htaccess');
 109                 }
 110
 111                 // Poll contacts
 112                 self::pollContacts();
 113
 114                 // Update contact information
 115                 self::updatePublicContacts();
 116
 117                 Logger::log('cron: end');
 118
 119                 Config::set('system', 'last_cron', time());
 120
 121                 return;
 122         }
 123
 124         /**
 125          * @brief Update public contacts
 126          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 127          */
 128         private static function updatePublicContacts() {
 129                 $count = 0;
 130                 $last_updated = DateTimeFormat::utc('now - 1 week');
 131                 $condition = ["`network` IN (?, ?, ?, ?) AND `uid` = ? AND NOT `self` AND `last-update` < ?",
 132                         Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS, 0, $last_updated];
 133
 134                 $total = DBA::count('contact', $condition);
 135                 $oldest_date = '';
 136                 $oldest_id = '';
 137                 $contacts = DBA::select('contact', ['id', 'last-update'], $condition, ['limit' => 100, 'order' => ['last-update']]);
 138                 while ($contact = DBA::fetch($contacts)) {
 139                         if (empty($oldest_id)) {
 140                                 $oldest_id = $contact['id'];
 141                                 $oldest_date = $contact['last-update'];
 142                         }
 143                         Worker::add(PRIORITY_LOW, "UpdateContact", $contact['id'], 'force');
 144                         ++$count;
 145                 }
 146                 Logger::info('Initiated update for public contacts', ['interval' => $count, 'total' => $total, 'id' => $oldest_id, 'oldest' => $oldest_date]);
 147                 DBA::close($contacts);
 148         }
 149
 150         /**
 151          * @brief Poll contacts for unreceived messages
 152          *
 153          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 154          */
 155         private static function pollContacts() {
 156                 $min_poll_interval = Config::get('system', 'min_poll_interval', 1);
 157
 158                 Addon::reload();
 159
 160                 $sql = "SELECT `contact`.`id`, `contact`.`nick`, `contact`.`name`, `contact`.`network`, `contact`.`archive`,
 161                                         `contact`.`last-update`, `contact`.`priority`, `contact`.`rel`, `contact`.`subhub`
 162                                 FROM `user`
 163                                 STRAIGHT_JOIN `contact`
 164                                 ON `contact`.`uid` = `user`.`uid` AND `contact`.`poll` != ''
 165                                         AND `contact`.`network` IN (?, ?, ?, ?)
 166                                         AND NOT `contact`.`self` AND NOT `contact`.`blocked`
 167                                         AND `contact`.`rel` != ?
 168                                 WHERE NOT `user`.`account_expired` AND NOT `user`.`account_removed`";
 169
 170                 $parameters = [Protocol::DFRN, Protocol::OSTATUS, Protocol::FEED, Protocol::MAIL, Contact::FOLLOWER];
 171
 172                 // Only poll from those with suitable relationships,
 173                 // and which have a polling address and ignore Diaspora since
 174                 // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 175                 $abandon_days = intval(Config::get('system', 'account_abandon_days'));
 176                 if ($abandon_days < 1) {
 177                         $abandon_days = 0;
 178                 }
 179
 180                 if (!empty($abandon_days)) {
 181                         $sql .= " AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL ? DAY";
 182                         $parameters[] = $abandon_days;
 183                 }
 184
 185                 $contacts = DBA::p($sql, $parameters);
 186
 187                 if (!DBA::isResult($contacts)) {
 188                         return;
 189                 }
 190
 191                 while ($contact = DBA::fetch($contacts)) {
 192                         // Friendica and OStatus are checked once a day
 193                         if (in_array($contact['network'], [Protocol::DFRN, Protocol::OSTATUS])) {
 194                                 $contact['priority'] = 3;
 195                         }
 196
 197                         // Check archived contacts once a month
 198                         if ($contact['archive']) {
 199                                 $contact['priority'] = 5;
 200                         }
 201
 202                         if ($contact['priority'] >= 0) {
 203                                 $update = false;
 204
 205                                 $t = $contact['last-update'];
 206
 207                                 /*
 208                                  * Based on $contact['priority'], should we poll this site now? Or later?
 209                                  */
 210                                 switch ($contact['priority']) {
 211                                         case 5:
 212                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 month")) {
 213                                                         $update = true;
 214                                                 }
 215                                                 break;
 216                                         case 4:
 217                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 week")) {
 218                                                         $update = true;
 219                                                 }
 220                                                 break;
 221                                         case 3:
 222                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 day")) {
 223                                                         $update = true;
 224                                                 }
 225                                                 break;
 226                                         case 2:
 227                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 12 hour")) {
 228                                                         $update = true;
 229                                                 }
 230                                                 break;
 231                                         case 1:
 232                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 hour")) {
 233                                                         $update = true;
 234                                                 }
 235                                                 break;
 236                                         case 0:
 237                                         default:
 238                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + " . $min_poll_interval . " minute")) {
 239                                                         $update = true;
 240                                                 }
 241                                                 break;
 242                                 }
 243                                 if (!$update) {
 244                                         continue;
 245                                 }
 246                         }
 247
 248                         if (($contact['network'] == Protocol::FEED) && ($contact['priority'] <= 3)) {
 249                                 $priority = PRIORITY_MEDIUM;
 250                         } elseif ($contact['archive']) {
 251                                 $priority = PRIORITY_NEGLIGIBLE;
 252                         } else {
 253                                 $priority = PRIORITY_LOW;
 254                         }
 255
 256                         Logger::log("Polling " . $contact["network"] . " " . $contact["id"] . " " . $contact['priority'] . " " . $contact["nick"] . " " . $contact["name"]);
 257
 258                         Worker::add(['priority' => $priority, 'dont_fork' => true, 'force_priority' => true], 'OnePoll', (int)$contact['id']);
 259                 }
 260                 DBA::close($contacts);
 261         }
 262 }