src/Worker/Cron.php

   1 <?php
   2 namespace Friendica\Worker;
   3
   4 use Friendica\Core\Config;
   5 use Friendica\Core\Worker;
   6 use Friendica\Database\DBM;
   7 use dba;
   8
   9 Class Cron {
  10         public static function execute($parameter = '', $generation = 0) {
  11                 global $a;
  12
  13                 require_once 'include/datetime.php';
  14
  15                 // Poll contacts with specific parameters
  16                 if (!empty($parameter)) {
  17                         self::pollContacts($parameter, $generation);
  18                         return;
  19                 }
  20
  21                 $last = Config::get('system', 'last_cron');
  22
  23                 $poll_interval = intval(Config::get('system', 'cron_interval'));
  24                 if (! $poll_interval) {
  25                         $poll_interval = 10;
  26                 }
  27
  28                 if ($last) {
  29                         $next = $last + ($poll_interval * 60);
  30                         if ($next > time()) {
  31                                 logger('cron intervall not reached');
  32                                 return;
  33                         }
  34                 }
  35
  36                 logger('cron: start');
  37
  38                 // run queue delivery process in the background
  39                 Worker::add(PRIORITY_NEGLIGIBLE, "queue");
  40
  41                 // run the process to discover global contacts in the background
  42                 Worker::add(PRIORITY_LOW, "discover_poco");
  43
  44                 // run the process to update locally stored global contacts in the background
  45                 Worker::add(PRIORITY_LOW, "discover_poco", "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                 // update nodeinfo data
  54                 Worker::add(PRIORITY_LOW, "cronjobs", "nodeinfo");
  55
  56                 // Clear cache entries
  57                 Worker::add(PRIORITY_LOW, "cronjobs", "clear_cache");
  58
  59                 // Repair missing Diaspora values in contacts
  60                 Worker::add(PRIORITY_LOW, "cronjobs", "repair_diaspora");
  61
  62                 // Repair entries in the database
  63                 Worker::add(PRIORITY_LOW, "cronjobs", "repair_database");
  64
  65                 // once daily run birthday_updates and then expire in background
  66                 $d1 = Config::get('system', 'last_expire_day');
  67                 $d2 = intval(datetime_convert('UTC', 'UTC', 'now', 'd'));
  68
  69                 if ($d2 != intval($d1)) {
  70
  71                         Worker::add(PRIORITY_LOW, "cronjobs", "update_contact_birthdays");
  72
  73                         Worker::add(PRIORITY_LOW, "discover_poco", "update_server");
  74
  75                         Worker::add(PRIORITY_LOW, "discover_poco", "suggestions");
  76
  77                         Config::set('system', 'last_expire_day', $d2);
  78
  79                         Worker::add(PRIORITY_LOW, 'expire');
  80
  81                         Worker::add(PRIORITY_MEDIUM, 'dbclean');
  82
  83                         Worker::add(PRIORITY_LOW, "cronjobs", "update_photo_albums");
  84
  85                         // Delete all done workerqueue entries
  86                         dba::delete('workerqueue', array('`done` AND `executed` < UTC_TIMESTAMP() - INTERVAL 12 HOUR'));
  87
  88                         // check upstream version?
  89                         Worker::add(PRIORITY_LOW, 'CheckVersion');
  90                 }
  91
  92                 // Poll contacts
  93                 self::pollContacts($parameter, $generation);
  94
  95                 logger('cron: end');
  96
  97                 Config::set('system', 'last_cron', time());
  98
  99                 return;
 100         }
 101
 102         /**
 103          * @brief Poll contacts for unreceived messages
 104          *
 105          * @todo Currently it seems as if the following parameter aren't used at all ...
 106          *
 107          * @param string $parameter Parameter (force, restart, ...) for the contact polling
 108          * @param integer $generation
 109          */
 110         private static function pollContacts($parameter, $generation) {
 111                 $manual_id  = 0;
 112                 $generation = 0;
 113                 $force      = false;
 114                 $restart    = false;
 115
 116                 if ($parameter == 'force') {
 117                         $force = true;
 118                 }
 119                 if ($parameter == 'restart') {
 120                         $restart = true;
 121                         $generation = intval($generation);
 122                         if (!$generation) {
 123                                 killme();
 124                         }
 125                 }
 126
 127                 if (intval($parameter)) {
 128                         $manual_id = intval($parameter);
 129                         $force     = true;
 130                 }
 131
 132                 $min_poll_interval = Config::get('system', 'min_poll_interval', 1);
 133
 134                 $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 135
 136                 reload_plugins();
 137
 138                 $d = datetime_convert();
 139
 140                 // Only poll from those with suitable relationships,
 141                 // and which have a polling address and ignore Diaspora since
 142                 // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 143
 144                 $abandon_days = intval(Config::get('system', 'account_abandon_days'));
 145                 if ($abandon_days < 1) {
 146                         $abandon_days = 0;
 147                 }
 148                 $abandon_sql = (($abandon_days)
 149                         ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
 150                         : ''
 151                 );
 152
 153                 $contacts = q("SELECT `contact`.`id` FROM `user`
 154                                 STRAIGHT_JOIN `contact`
 155                                 ON `contact`.`uid` = `user`.`uid` AND `contact`.`rel` IN (%d, %d) AND `contact`.`poll` != ''
 156                                         AND `contact`.`network` IN ('%s', '%s', '%s', '%s', '%s', '%s') $sql_extra
 157                                         AND NOT `contact`.`self` AND NOT `contact`.`blocked` AND NOT `contact`.`readonly`
 158                                         AND NOT `contact`.`archive`
 159                                 WHERE NOT `user`.`account_expired` AND NOT `user`.`account_removed` $abandon_sql ORDER BY RAND()",
 160                         intval(CONTACT_IS_SHARING),
 161                         intval(CONTACT_IS_FRIEND),
 162                         dbesc(NETWORK_DFRN),
 163                         dbesc(NETWORK_ZOT),
 164                         dbesc(NETWORK_OSTATUS),
 165                         dbesc(NETWORK_FEED),
 166                         dbesc(NETWORK_MAIL),
 167                         dbesc(NETWORK_MAIL2)
 168                 );
 169
 170                 if (!DBM::is_result($contacts)) {
 171                         return;
 172                 }
 173
 174                 foreach ($contacts as $c) {
 175
 176                         $res = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 177                                 intval($c['id'])
 178                         );
 179
 180                         if (!DBM::is_result($res)) {
 181                                 continue;
 182                         }
 183
 184                         foreach ($res as $contact) {
 185
 186                                 $xml = false;
 187
 188                                 if ($manual_id) {
 189                                         $contact['last-update'] = NULL_DATE;
 190                                 }
 191
 192                                 if (in_array($contact['network'], array(NETWORK_DFRN, NETWORK_ZOT, NETWORK_OSTATUS))) {
 193                                         $contact['priority'] = 2;
 194                                 }
 195
 196                                 if ($contact['subhub'] && in_array($contact['network'], array(NETWORK_DFRN, NETWORK_ZOT, NETWORK_OSTATUS))) {
 197                                         /*
 198                                          * We should be getting everything via a hub. But just to be sure, let's check once a day.
 199                                          * (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
 200                                          * This also lets us update our subscription to the hub, and add or replace hubs in case it
 201                                          * changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
 202                                          */
 203                                         $poll_interval = Config::get('system', 'pushpoll_frequency');
 204                                         $contact['priority'] = (($poll_interval !== false) ? intval($poll_interval) : 3);
 205                                 }
 206
 207                                 if (($contact['priority'] >= 0) && !$force) {
 208                                         $update = false;
 209
 210                                         $t = $contact['last-update'];
 211
 212                                         /*
 213                                          * Based on $contact['priority'], should we poll this site now? Or later?
 214                                          */
 215                                         switch ($contact['priority']) {
 216                                                 case 5:
 217                                                         if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 month")) {
 218                                                                 $update = true;
 219                                                         }
 220                                                         break;
 221                                                 case 4:
 222                                                         if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 week")) {
 223                                                                 $update = true;
 224                                                         }
 225                                                         break;
 226                                                 case 3:
 227                                                         if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 day")) {
 228                                                                 $update = true;
 229                                                         }
 230                                                         break;
 231                                                 case 2:
 232                                                         if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 12 hour")) {
 233                                                                 $update = true;
 234                                                         }
 235                                                         break;
 236                                                 case 1:
 237                                                         if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 hour")) {
 238                                                                 $update = true;
 239                                                         }
 240                                                         break;
 241                                                 case 0:
 242                                                 default:
 243                                                         if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + ".$min_poll_interval." minute")) {
 244                                                                 $update = true;
 245                                                         }
 246                                                         break;
 247                                         }
 248                                         if (!$update) {
 249                                                 continue;
 250                                         }
 251                                 }
 252
 253                                 logger("Polling " . $contact["network"] . " " . $contact["id"] . " " . $contact["nick"] . " " . $contact["name"]);
 254
 255                                 if (($contact['network'] == NETWORK_FEED) && ($contact['priority'] <= 3)) {
 256                                         $priority = PRIORITY_MEDIUM;
 257                                 } else {
 258                                         $priority = PRIORITY_LOW;
 259                                 }
 260                                 Worker::add(array('priority' => $priority, 'dont_fork' => true), 'OnePoll', (int)$contact['id']);
 261                         }
 262                 }
 263         }
 264 }