src/Worker/Cron.php

   1 <?php
   2 /**
   3  * @file src/Worker/Cron.php
   4  */
   5 namespace Friendica\Worker;
   6
   7 use Friendica\Core\Addon;
   8 use Friendica\Core\Config;
   9 use Friendica\Core\Worker;
  10 use Friendica\Database\DBM;
  11 use dba;
  12
  13 require_once 'include/dba.php';
  14
  15 Class Cron {
  16         public static function execute($parameter = '', $generation = 0) {
  17                 global $a;
  18
  19                 require_once 'include/datetime.php';
  20
  21                 // Poll contacts with specific parameters
  22                 if (!empty($parameter)) {
  23                         self::pollContacts($parameter, $generation);
  24                         return;
  25                 }
  26
  27                 $last = Config::get('system', 'last_cron');
  28
  29                 $poll_interval = intval(Config::get('system', 'cron_interval'));
  30                 if (! $poll_interval) {
  31                         $poll_interval = 10;
  32                 }
  33
  34                 if ($last) {
  35                         $next = $last + ($poll_interval * 60);
  36                         if ($next > time()) {
  37                                 logger('cron intervall not reached');
  38                                 return;
  39                         }
  40                 }
  41
  42                 logger('cron: start');
  43
  44                 // run queue delivery process in the background
  45                 Worker::add(PRIORITY_NEGLIGIBLE, "Queue");
  46
  47                 // run the process to discover global contacts in the background
  48                 Worker::add(PRIORITY_LOW, "DiscoverPoCo");
  49
  50                 // run the process to update locally stored global contacts in the background
  51                 Worker::add(PRIORITY_LOW, "DiscoverPoCo", "checkcontact");
  52
  53                 // Expire and remove user entries
  54                 Worker::add(PRIORITY_MEDIUM, "CronJobs", "expire_and_remove_users");
  55
  56                 // Call possible post update functions
  57                 Worker::add(PRIORITY_LOW, "CronJobs", "post_update");
  58
  59                 // update nodeinfo data
  60                 Worker::add(PRIORITY_LOW, "CronJobs", "nodeinfo");
  61
  62                 // Clear cache entries
  63                 Worker::add(PRIORITY_LOW, "CronJobs", "clear_cache");
  64
  65                 // Repair missing Diaspora values in contacts
  66                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_diaspora");
  67
  68                 // Repair entries in the database
  69                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_database");
  70
  71                 // once daily run birthday_updates and then expire in background
  72                 $d1 = Config::get('system', 'last_expire_day');
  73                 $d2 = intval(datetime_convert('UTC', 'UTC', 'now', 'd'));
  74
  75                 if ($d2 != intval($d1)) {
  76
  77                         Worker::add(PRIORITY_LOW, "CronJobs", "update_contact_birthdays");
  78
  79                         Worker::add(PRIORITY_LOW, "DiscoverPoCo", "update_server");
  80
  81                         Worker::add(PRIORITY_LOW, "DiscoverPoCo", "suggestions");
  82
  83                         Config::set('system', 'last_expire_day', $d2);
  84
  85                         Worker::add(PRIORITY_LOW, 'Expire');
  86
  87                         Worker::add(PRIORITY_MEDIUM, 'DBClean');
  88
  89                         Worker::add(PRIORITY_LOW, "CronJobs", "update_photo_albums");
  90
  91                         // Delete all done workerqueue entries
  92                         dba::delete('workerqueue', ['`done` AND `executed` < UTC_TIMESTAMP() - INTERVAL 12 HOUR']);
  93
  94                         // check upstream version?
  95                         Worker::add(PRIORITY_LOW, 'CheckVersion');
  96                 }
  97
  98                 // Poll contacts
  99                 self::pollContacts($parameter, $generation);
 100
 101                 logger('cron: end');
 102
 103                 Config::set('system', 'last_cron', time());
 104
 105                 return;
 106         }
 107
 108         /**
 109          * @brief Poll contacts for unreceived messages
 110          *
 111          * @todo Currently it seems as if the following parameter aren't used at all ...
 112          *
 113          * @param string $parameter Parameter (force, restart, ...) for the contact polling
 114          * @param integer $generation
 115          */
 116         private static function pollContacts($parameter, $generation) {
 117                 $manual_id  = 0;
 118                 $generation = 0;
 119                 $force      = false;
 120                 $restart    = false;
 121
 122                 if ($parameter == 'force') {
 123                         $force = true;
 124                 }
 125                 if ($parameter == 'restart') {
 126                         $restart = true;
 127                         $generation = intval($generation);
 128                         if (!$generation) {
 129                                 killme();
 130                         }
 131                 }
 132
 133                 if (intval($parameter)) {
 134                         $manual_id = intval($parameter);
 135                         $force     = true;
 136                 }
 137
 138                 $min_poll_interval = Config::get('system', 'min_poll_interval', 1);
 139
 140                 $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 141
 142                 Addon::reload();
 143
 144                 $d = datetime_convert();
 145
 146                 // Only poll from those with suitable relationships,
 147                 // and which have a polling address and ignore Diaspora since
 148                 // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 149
 150                 $abandon_days = intval(Config::get('system', 'account_abandon_days'));
 151                 if ($abandon_days < 1) {
 152                         $abandon_days = 0;
 153                 }
 154                 $abandon_sql = (($abandon_days)
 155                         ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
 156                         : ''
 157                 );
 158
 159                 $contacts = q("SELECT `contact`.`id`, `contact`.`nick`, `contact`.`name`, `contact`.`network`, `contact`.`archive`,
 160                                         `contact`.`last-update`, `contact`.`priority`, `contact`.`rel`, `contact`.`subhub`
 161                                 FROM `user`
 162                                 STRAIGHT_JOIN `contact`
 163                                 ON `contact`.`uid` = `user`.`uid` AND `contact`.`poll` != ''
 164                                         AND `contact`.`network` IN ('%s', '%s', '%s', '%s', '%s') $sql_extra
 165                                         AND NOT `contact`.`self` AND NOT `contact`.`blocked`
 166                                 WHERE NOT `user`.`account_expired` AND NOT `user`.`account_removed` $abandon_sql",
 167                         dbesc(NETWORK_DFRN),
 168                         dbesc(NETWORK_OSTATUS),
 169                         dbesc(NETWORK_DIASPORA),
 170                         dbesc(NETWORK_FEED),
 171                         dbesc(NETWORK_MAIL)
 172                 );
 173
 174                 if (!DBM::is_result($contacts)) {
 175                         return;
 176                 }
 177
 178                 foreach ($contacts as $contact) {
 179
 180                         if ($manual_id) {
 181                                 $contact['last-update'] = NULL_DATE;
 182                         }
 183
 184                         // Friendica and OStatus are checked once a day
 185                         if (in_array($contact['network'], [NETWORK_DFRN, NETWORK_OSTATUS])) {
 186                                 $contact['priority'] = 2;
 187                         }
 188
 189                         if ($contact['subhub'] && in_array($contact['network'], [NETWORK_DFRN, NETWORK_OSTATUS])) {
 190                                 /*
 191                                  * We should be getting everything via a hub. But just to be sure, let's check once a day.
 192                                  * (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
 193                                  * This also lets us update our subscription to the hub, and add or replace hubs in case it
 194                                  * changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
 195                                  */
 196                                 $poll_interval = Config::get('system', 'pushpoll_frequency');
 197                                 $contact['priority'] = (!is_null($poll_interval) ? intval($poll_interval) : 3);
 198                         }
 199
 200                         // Check Diaspora contacts or followers once a week
 201                         if (($contact["network"] == NETWORK_DIASPORA) || ($contact["rel"] == CONTACT_IS_FOLLOWER)) {
 202                                 $contact['priority'] = 4;
 203                         }
 204
 205                         // Check archived contacts once a month
 206                         if ($contact['archive']) {
 207                                 $contact['priority'] = 5;
 208                         }
 209
 210                         if (($contact['priority'] >= 0) && !$force) {
 211                                 $update = false;
 212
 213                                 $t = $contact['last-update'];
 214
 215                                 /*
 216                                  * Based on $contact['priority'], should we poll this site now? Or later?
 217                                  */
 218                                 switch ($contact['priority']) {
 219                                         case 5:
 220                                                 if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 month")) {
 221                                                         $update = true;
 222                                                 }
 223                                                 break;
 224                                         case 4:
 225                                                 if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 week")) {
 226                                                         $update = true;
 227                                                 }
 228                                                 break;
 229                                         case 3:
 230                                                 if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 day")) {
 231                                                         $update = true;
 232                                                 }
 233                                                 break;
 234                                         case 2:
 235                                                 if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 12 hour")) {
 236                                                         $update = true;
 237                                                 }
 238                                                 break;
 239                                         case 1:
 240                                                 if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 hour")) {
 241                                                         $update = true;
 242                                                 }
 243                                                 break;
 244                                         case 0:
 245                                         default:
 246                                                 if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + ".$min_poll_interval." minute")) {
 247                                                         $update = true;
 248                                                 }
 249                                                 break;
 250                                 }
 251                                 if (!$update) {
 252                                         continue;
 253                                 }
 254                         }
 255
 256                         if (($contact['network'] == NETWORK_FEED) && ($contact['priority'] <= 3)) {
 257                                 $priority = PRIORITY_MEDIUM;
 258                         } elseif ($contact['archive']) {
 259                                 $priority = PRIORITY_NEGLIGIBLE;
 260                         } else {
 261                                 $priority = PRIORITY_LOW;
 262                         }
 263
 264                         logger("Polling " . $contact["network"] . " " . $contact["id"] . " " . $contact['priority'] . " " . $contact["nick"] . " " . $contact["name"]);
 265
 266                         Worker::add(['priority' => $priority, 'dont_fork' => true], 'OnePoll', (int)$contact['id']);
 267                 }
 268         }
 269 }