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
   8 Class Cron {
   9         public static function execute($parameter = '', $generation = 0) {
  10                 global $a;
  11
  12                 require_once 'include/datetime.php';
  13
  14                 // Poll contacts with specific parameters
  15                 if (!empty($parameter)) {
  16                         self::pollContacts($parameter, $generation);
  17                         return;
  18                 }
  19
  20                 $last = Config::get('system', 'last_cron');
  21
  22                 $poll_interval = intval(Config::get('system', 'cron_interval'));
  23                 if (! $poll_interval) {
  24                         $poll_interval = 10;
  25                 }
  26
  27                 if ($last) {
  28                         $next = $last + ($poll_interval * 60);
  29                         if ($next > time()) {
  30                                 logger('cron intervall not reached');
  31                                 return;
  32                         }
  33                 }
  34
  35                 logger('cron: start');
  36
  37                 // run queue delivery process in the background
  38                 Worker::add(PRIORITY_NEGLIGIBLE, "queue");
  39
  40                 // run the process to discover global contacts in the background
  41                 Worker::add(PRIORITY_LOW, "discover_poco");
  42
  43                 // run the process to update locally stored global contacts in the background
  44                 Worker::add(PRIORITY_LOW, "discover_poco", "checkcontact");
  45
  46                 // Expire and remove user entries
  47                 Worker::add(PRIORITY_MEDIUM, "cronjobs", "expire_and_remove_users");
  48
  49                 // Call possible post update functions
  50                 Worker::add(PRIORITY_LOW, "cronjobs", "post_update");
  51
  52                 // update nodeinfo data
  53                 Worker::add(PRIORITY_LOW, "cronjobs", "nodeinfo");
  54
  55                 // Clear cache entries
  56                 Worker::add(PRIORITY_LOW, "cronjobs", "clear_cache");
  57
  58                 // Repair missing Diaspora values in contacts
  59                 Worker::add(PRIORITY_LOW, "cronjobs", "repair_diaspora");
  60
  61                 // Repair entries in the database
  62                 Worker::add(PRIORITY_LOW, "cronjobs", "repair_database");
  63
  64                 // once daily run birthday_updates and then expire in background
  65                 $d1 = Config::get('system', 'last_expire_day');
  66                 $d2 = intval(datetime_convert('UTC', 'UTC', 'now', 'd'));
  67
  68                 if ($d2 != intval($d1)) {
  69
  70                         Worker::add(PRIORITY_LOW, "cronjobs", "update_contact_birthdays");
  71
  72                         Worker::add(PRIORITY_LOW, "discover_poco", "update_server");
  73
  74                         Worker::add(PRIORITY_LOW, "discover_poco", "suggestions");
  75
  76                         Config::set('system', 'last_expire_day', $d2);
  77
  78                         Worker::add(PRIORITY_LOW, 'expire');
  79
  80                         Worker::add(PRIORITY_MEDIUM, 'dbclean');
  81
  82                         Worker::add(PRIORITY_LOW, "cronjobs", "update_photo_albums");
  83
  84                         // Delete all done workerqueue entries
  85                         dba::delete('workerqueue', array('`done` AND `executed` < UTC_TIMESTAMP() - INTERVAL 12 HOUR'));
  86
  87                         // check upstream version?
  88                         Worker::add(PRIORITY_LOW, 'CheckVersion');
  89                 }
  90
  91                 // Poll contacts
  92                 self::pollContacts($parameter, $generation);
  93
  94                 logger('cron: end');
  95
  96                 Config::set('system', 'last_cron', time());
  97
  98                 return;
  99         }
 100
 101         /**
 102          * @brief Poll contacts for unreceived messages
 103          *
 104          * @todo Currently it seems as if the following parameter aren't used at all ...
 105          *
 106          * @param string $parameter Parameter (force, restart, ...) for the contact polling
 107          * @param integer $generation
 108          */
 109         private static function pollContacts($parameter, $generation) {
 110                 $manual_id  = 0;
 111                 $generation = 0;
 112                 $force      = false;
 113                 $restart    = false;
 114
 115                 if ($parameter == 'force') {
 116                         $force = true;
 117                 }
 118                 if ($parameter == 'restart') {
 119                         $restart = true;
 120                         $generation = intval($generation);
 121                         if (!$generation) {
 122                                 killme();
 123                         }
 124                 }
 125
 126                 if (intval($parameter)) {
 127                         $manual_id = intval($parameter);
 128                         $force     = true;
 129                 }
 130
 131                 $min_poll_interval = Config::get('system', 'min_poll_interval', 1);
 132
 133                 $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 134
 135                 reload_plugins();
 136
 137                 $d = datetime_convert();
 138
 139                 // Only poll from those with suitable relationships,
 140                 // and which have a polling address and ignore Diaspora since
 141                 // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 142
 143                 $abandon_days = intval(Config::get('system', 'account_abandon_days'));
 144                 if ($abandon_days < 1) {
 145                         $abandon_days = 0;
 146                 }
 147                 $abandon_sql = (($abandon_days)
 148                         ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
 149                         : ''
 150                 );
 151
 152                 $contacts = q("SELECT `contact`.`id` FROM `user`
 153                                 STRAIGHT_JOIN `contact`
 154                                 ON `contact`.`uid` = `user`.`uid` AND `contact`.`rel` IN (%d, %d) AND `contact`.`poll` != ''
 155                                         AND `contact`.`network` IN ('%s', '%s', '%s', '%s', '%s', '%s') $sql_extra
 156                                         AND NOT `contact`.`self` AND NOT `contact`.`blocked` AND NOT `contact`.`readonly`
 157                                         AND NOT `contact`.`archive`
 158                                 WHERE NOT `user`.`account_expired` AND NOT `user`.`account_removed` $abandon_sql ORDER BY RAND()",
 159                         intval(CONTACT_IS_SHARING),
 160                         intval(CONTACT_IS_FRIEND),
 161                         dbesc(NETWORK_DFRN),
 162                         dbesc(NETWORK_ZOT),
 163                         dbesc(NETWORK_OSTATUS),
 164                         dbesc(NETWORK_FEED),
 165                         dbesc(NETWORK_MAIL),
 166                         dbesc(NETWORK_MAIL2)
 167                 );
 168
 169                 if (!DBM::is_result($contacts)) {
 170                         return;
 171                 }
 172
 173                 foreach ($contacts as $c) {
 174
 175                         $res = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 176                                 intval($c['id'])
 177                         );
 178
 179                         if (!DBM::is_result($res)) {
 180                                 continue;
 181                         }
 182
 183                         foreach ($res as $contact) {
 184
 185                                 $xml = false;
 186
 187                                 if ($manual_id) {
 188                                         $contact['last-update'] = NULL_DATE;
 189                                 }
 190
 191                                 if (in_array($contact['network'], array(NETWORK_DFRN, NETWORK_ZOT, NETWORK_OSTATUS))) {
 192                                         $contact['priority'] = 2;
 193                                 }
 194
 195                                 if ($contact['subhub'] && in_array($contact['network'], array(NETWORK_DFRN, NETWORK_ZOT, NETWORK_OSTATUS))) {
 196                                         /*
 197                                          * We should be getting everything via a hub. But just to be sure, let's check once a day.
 198                                          * (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
 199                                          * This also lets us update our subscription to the hub, and add or replace hubs in case it
 200                                          * changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
 201                                          */
 202                                         $poll_interval = Config::get('system', 'pushpoll_frequency');
 203                                         $contact['priority'] = (($poll_interval !== false) ? intval($poll_interval) : 3);
 204                                 }
 205
 206                                 if (($contact['priority'] >= 0) && !$force) {
 207                                         $update = false;
 208
 209                                         $t = $contact['last-update'];
 210
 211                                         /*
 212                                          * Based on $contact['priority'], should we poll this site now? Or later?
 213                                          */
 214                                         switch ($contact['priority']) {
 215                                                 case 5:
 216                                                         if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 month")) {
 217                                                                 $update = true;
 218                                                         }
 219                                                         break;
 220                                                 case 4:
 221                                                         if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 week")) {
 222                                                                 $update = true;
 223                                                         }
 224                                                         break;
 225                                                 case 3:
 226                                                         if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 day")) {
 227                                                                 $update = true;
 228                                                         }
 229                                                         break;
 230                                                 case 2:
 231                                                         if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 12 hour")) {
 232                                                                 $update = true;
 233                                                         }
 234                                                         break;
 235                                                 case 1:
 236                                                         if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 hour")) {
 237                                                                 $update = true;
 238                                                         }
 239                                                         break;
 240                                                 case 0:
 241                                                 default:
 242                                                         if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + ".$min_poll_interval." minute")) {
 243                                                                 $update = true;
 244                                                         }
 245                                                         break;
 246                                         }
 247                                         if (!$update) {
 248                                                 continue;
 249                                         }
 250                                 }
 251
 252                                 logger("Polling " . $contact["network"] . " " . $contact["id"] . " " . $contact["nick"] . " " . $contact["name"]);
 253
 254                                 if (($contact['network'] == NETWORK_FEED) && ($contact['priority'] <= 3)) {
 255                                         $priority = PRIORITY_MEDIUM;
 256                                 } else {
 257                                         $priority = PRIORITY_LOW;
 258                                 }
 259                                 Worker::add(array('priority' => $priority, 'dont_fork' => true), 'OnePoll', (int)$contact['id']);
 260                         }
 261                 }
 262         }
 263 }