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