src/Worker/Cron.php

   1 <?php
   2 /**
   3  * @file src/Worker/Cron.php
   4  */
   5 namespace Friendica\Worker;
   6
   7 use Friendica\Core\Config;
   8 use Friendica\Core\Worker;
   9 use Friendica\Database\DBM;
  10 use dba;
  11
  12 require_once 'include/dba.php';
  13
  14 Class Cron {
  15         public static function execute($parameter = '', $generation = 0) {
  16                 global $a;
  17
  18                 require_once 'include/datetime.php';
  19
  20                 // Poll contacts with specific parameters
  21                 if (!empty($parameter)) {
  22                         self::pollContacts($parameter, $generation);
  23                         return;
  24                 }
  25
  26                 $last = Config::get('system', 'last_cron');
  27
  28                 $poll_interval = intval(Config::get('system', 'cron_interval'));
  29                 if (! $poll_interval) {
  30                         $poll_interval = 10;
  31                 }
  32
  33                 if ($last) {
  34                         $next = $last + ($poll_interval * 60);
  35                         if ($next > time()) {
  36                                 logger('cron intervall not reached');
  37                                 return;
  38                         }
  39                 }
  40
  41                 logger('cron: start');
  42
  43                 // run queue delivery process in the background
  44                 Worker::add(PRIORITY_NEGLIGIBLE, "Queue");
  45
  46                 // run the process to discover global contacts in the background
  47                 Worker::add(PRIORITY_LOW, "DiscoverPoCo");
  48
  49                 // run the process to update locally stored global contacts in the background
  50                 Worker::add(PRIORITY_LOW, "DiscoverPoCo", "checkcontact");
  51
  52                 // Expire and remove user entries
  53                 Worker::add(PRIORITY_MEDIUM, "CronJobs", "expire_and_remove_users");
  54
  55                 // Call possible post update functions
  56                 Worker::add(PRIORITY_LOW, "CronJobs", "post_update");
  57
  58                 // update nodeinfo data
  59                 Worker::add(PRIORITY_LOW, "CronJobs", "nodeinfo");
  60
  61                 // Clear cache entries
  62                 Worker::add(PRIORITY_LOW, "CronJobs", "clear_cache");
  63
  64                 // Repair missing Diaspora values in contacts
  65                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_diaspora");
  66
  67                 // Repair entries in the database
  68                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_database");
  69
  70                 // once daily run birthday_updates and then expire in background
  71                 $d1 = Config::get('system', 'last_expire_day');
  72                 $d2 = intval(datetime_convert('UTC', 'UTC', 'now', 'd'));
  73
  74                 if ($d2 != intval($d1)) {
  75
  76                         Worker::add(PRIORITY_LOW, "CronJobs", "update_contact_birthdays");
  77
  78                         Worker::add(PRIORITY_LOW, "DiscoverPoCo", "update_server");
  79
  80                         Worker::add(PRIORITY_LOW, "DiscoverPoCo", "suggestions");
  81
  82                         Config::set('system', 'last_expire_day', $d2);
  83
  84                         Worker::add(PRIORITY_LOW, 'Expire');
  85
  86                         Worker::add(PRIORITY_MEDIUM, 'DBClean');
  87
  88                         Worker::add(PRIORITY_LOW, "CronJobs", "update_photo_albums");
  89
  90                         // Delete all done workerqueue entries
  91                         dba::delete('workerqueue', ['`done` AND `executed` < UTC_TIMESTAMP() - INTERVAL 12 HOUR']);
  92
  93                         // check upstream version?
  94                         Worker::add(PRIORITY_LOW, 'CheckVersion');
  95                 }
  96
  97                 // Poll contacts
  98                 self::pollContacts($parameter, $generation);
  99
 100                 logger('cron: end');
 101
 102                 Config::set('system', 'last_cron', time());
 103
 104                 return;
 105         }
 106
 107         /**
 108          * @brief Poll contacts for unreceived messages
 109          *
 110          * @todo Currently it seems as if the following parameter aren't used at all ...
 111          *
 112          * @param string $parameter Parameter (force, restart, ...) for the contact polling
 113          * @param integer $generation
 114          */
 115         private static function pollContacts($parameter, $generation) {
 116                 $manual_id  = 0;
 117                 $generation = 0;
 118                 $force      = false;
 119                 $restart    = false;
 120
 121                 if ($parameter == 'force') {
 122                         $force = true;
 123                 }
 124                 if ($parameter == 'restart') {
 125                         $restart = true;
 126                         $generation = intval($generation);
 127                         if (!$generation) {
 128                                 killme();
 129                         }
 130                 }
 131
 132                 if (intval($parameter)) {
 133                         $manual_id = intval($parameter);
 134                         $force     = true;
 135                 }
 136
 137                 $min_poll_interval = Config::get('system', 'min_poll_interval', 1);
 138
 139                 $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 140
 141                 reload_plugins();
 142
 143                 $d = datetime_convert();
 144
 145                 // Only poll from those with suitable relationships,
 146                 // and which have a polling address and ignore Diaspora since
 147                 // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 148
 149                 $abandon_days = intval(Config::get('system', 'account_abandon_days'));
 150                 if ($abandon_days < 1) {
 151                         $abandon_days = 0;
 152                 }
 153                 $abandon_sql = (($abandon_days)
 154                         ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
 155                         : ''
 156                 );
 157
 158                 $contacts = q("SELECT `contact`.`id`, `contact`.`nick`, `contact`.`name`, `contact`.`network`, `contact`.`archive`,
 159                                         `contact`.`last-update`, `contact`.`priority`, `contact`.`rel`, `contact`.`subhub`
 160                                 FROM `user`
 161                                 STRAIGHT_JOIN `contact`
 162                                 ON `contact`.`uid` = `user`.`uid` AND `contact`.`poll` != ''
 163                                         AND `contact`.`network` IN ('%s', '%s', '%s', '%s', '%s') $sql_extra
 164                                         AND NOT `contact`.`self` AND NOT `contact`.`blocked`
 165                                 WHERE NOT `user`.`account_expired` AND NOT `user`.`account_removed` $abandon_sql",
 166                         dbesc(NETWORK_DFRN),
 167                         dbesc(NETWORK_OSTATUS),
 168                         dbesc(NETWORK_DIASPORA),
 169                         dbesc(NETWORK_FEED),
 170                         dbesc(NETWORK_MAIL)
 171                 );
 172
 173                 if (!DBM::is_result($contacts)) {
 174                         return;
 175                 }
 176
 177                 foreach ($contacts as $contact) {
 178
 179                         if ($manual_id) {
 180                                 $contact['last-update'] = NULL_DATE;
 181                         }
 182
 183                         // Friendica and OStatus are checked once a day
 184                         if (in_array($contact['network'], [NETWORK_DFRN, NETWORK_OSTATUS])) {
 185                                 $contact['priority'] = 2;
 186                         }
 187
 188                         if ($contact['subhub'] && in_array($contact['network'], [NETWORK_DFRN, NETWORK_OSTATUS])) {
 189                                 /*
 190                                  * We should be getting everything via a hub. But just to be sure, let's check once a day.
 191                                  * (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
 192                                  * This also lets us update our subscription to the hub, and add or replace hubs in case it
 193                                  * changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
 194                                  */
 195                                 $poll_interval = Config::get('system', 'pushpoll_frequency');
 196                                 $contact['priority'] = (!is_null($poll_interval) ? intval($poll_interval) : 3);
 197                         }
 198
 199                         // Check Diaspora contacts or followers once a week
 200                         if (($contact["network"] == NETWORK_DIASPORA) || ($contact["rel"] == CONTACT_IS_FOLLOWER)) {
 201                                 $contact['priority'] = 4;
 202                         }
 203
 204                         // Check archived contacts once a month
 205                         if ($contact['archive']) {
 206                                 $contact['priority'] = 5;
 207                         }
 208
 209                         if (($contact['priority'] >= 0) && !$force) {
 210                                 $update = false;
 211
 212                                 $t = $contact['last-update'];
 213
 214                                 /*
 215                                  * Based on $contact['priority'], should we poll this site now? Or later?
 216                                  */
 217                                 switch ($contact['priority']) {
 218                                         case 5:
 219                                                 if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 month")) {
 220                                                         $update = true;
 221                                                 }
 222                                                 break;
 223                                         case 4:
 224                                                 if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 week")) {
 225                                                         $update = true;
 226                                                 }
 227                                                 break;
 228                                         case 3:
 229                                                 if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 day")) {
 230                                                         $update = true;
 231                                                 }
 232                                                 break;
 233                                         case 2:
 234                                                 if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 12 hour")) {
 235                                                         $update = true;
 236                                                 }
 237                                                 break;
 238                                         case 1:
 239                                                 if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 hour")) {
 240                                                         $update = true;
 241                                                 }
 242                                                 break;
 243                                         case 0:
 244                                         default:
 245                                                 if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + ".$min_poll_interval." minute")) {
 246                                                         $update = true;
 247                                                 }
 248                                                 break;
 249                                 }
 250                                 if (!$update) {
 251                                         continue;
 252                                 }
 253                         }
 254
 255                         if (($contact['network'] == NETWORK_FEED) && ($contact['priority'] <= 3)) {
 256                                 $priority = PRIORITY_MEDIUM;
 257                         } elseif ($contact['archive']) {
 258                                 $priority = PRIORITY_NEGLIGIBLE;
 259                         } else {
 260                                 $priority = PRIORITY_LOW;
 261                         }
 262
 263                         logger("Polling " . $contact["network"] . " " . $contact["id"] . " " . $contact['priority'] . " " . $contact["nick"] . " " . $contact["name"]);
 264
 265                         Worker::add(['priority' => $priority, 'dont_fork' => true], 'OnePoll', (int)$contact['id']);
 266                 }
 267         }
 268 }