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 Friendica\Util\DateTimeFormat;
  12 use dba;
  13
  14 require_once 'include/dba.php';
  15
  16 Class Cron {
  17         public static function execute($parameter = '', $generation = 0) {
  18                 global $a;
  19
  20                 require_once 'include/datetime.php';
  21
  22                 // Poll contacts with specific parameters
  23                 if (!empty($parameter)) {
  24                         self::pollContacts($parameter, $generation);
  25                         return;
  26                 }
  27
  28                 $last = Config::get('system', 'last_cron');
  29
  30                 $poll_interval = intval(Config::get('system', 'cron_interval'));
  31                 if (! $poll_interval) {
  32                         $poll_interval = 10;
  33                 }
  34
  35                 if ($last) {
  36                         $next = $last + ($poll_interval * 60);
  37                         if ($next > time()) {
  38                                 logger('cron intervall not reached');
  39                                 return;
  40                         }
  41                 }
  42
  43                 logger('cron: start');
  44
  45                 // run queue delivery process in the background
  46                 Worker::add(PRIORITY_NEGLIGIBLE, "Queue");
  47
  48                 // run the process to discover global contacts in the background
  49                 Worker::add(PRIORITY_LOW, "DiscoverPoCo");
  50
  51                 // run the process to update locally stored global contacts in the background
  52                 Worker::add(PRIORITY_LOW, "DiscoverPoCo", "checkcontact");
  53
  54                 // Expire and remove user entries
  55                 Worker::add(PRIORITY_MEDIUM, "CronJobs", "expire_and_remove_users");
  56
  57                 // Call possible post update functions
  58                 Worker::add(PRIORITY_LOW, "CronJobs", "post_update");
  59
  60                 // update nodeinfo data
  61                 Worker::add(PRIORITY_LOW, "CronJobs", "nodeinfo");
  62
  63                 // Clear cache entries
  64                 Worker::add(PRIORITY_LOW, "CronJobs", "clear_cache");
  65
  66                 // Repair missing Diaspora values in contacts
  67                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_diaspora");
  68
  69                 // Repair entries in the database
  70                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_database");
  71
  72                 // once daily run birthday_updates and then expire in background
  73                 $d1 = Config::get('system', 'last_expire_day');
  74                 $d2 = intval(DateTimeFormat::utcNow('d'));
  75
  76                 if ($d2 != intval($d1)) {
  77
  78                         Worker::add(PRIORITY_LOW, "CronJobs", "update_contact_birthdays");
  79
  80                         Worker::add(PRIORITY_LOW, "DiscoverPoCo", "update_server");
  81
  82                         Worker::add(PRIORITY_LOW, "DiscoverPoCo", "suggestions");
  83
  84                         Config::set('system', 'last_expire_day', $d2);
  85
  86                         Worker::add(PRIORITY_LOW, 'Expire');
  87
  88                         Worker::add(PRIORITY_MEDIUM, 'DBClean');
  89
  90                         Worker::add(PRIORITY_LOW, "CronJobs", "update_photo_albums");
  91
  92                         // Delete all done workerqueue entries
  93                         dba::delete('workerqueue', ['`done` AND `executed` < UTC_TIMESTAMP() - INTERVAL 12 HOUR']);
  94
  95                         // check upstream version?
  96                         Worker::add(PRIORITY_LOW, 'CheckVersion');
  97                 }
  98
  99                 // Poll contacts
 100                 self::pollContacts($parameter, $generation);
 101
 102                 logger('cron: end');
 103
 104                 Config::set('system', 'last_cron', time());
 105
 106                 return;
 107         }
 108
 109         /**
 110          * @brief Poll contacts for unreceived messages
 111          *
 112          * @todo Currently it seems as if the following parameter aren't used at all ...
 113          *
 114          * @param string $parameter Parameter (force, restart, ...) for the contact polling
 115          * @param integer $generation
 116          */
 117         private static function pollContacts($parameter, $generation) {
 118                 $manual_id  = 0;
 119                 $generation = 0;
 120                 $force      = false;
 121                 $restart    = false;
 122
 123                 if ($parameter == 'force') {
 124                         $force = true;
 125                 }
 126                 if ($parameter == 'restart') {
 127                         $restart = true;
 128                         $generation = intval($generation);
 129                         if (!$generation) {
 130                                 killme();
 131                         }
 132                 }
 133
 134                 if (intval($parameter)) {
 135                         $manual_id = intval($parameter);
 136                         $force     = true;
 137                 }
 138
 139                 $min_poll_interval = Config::get('system', 'min_poll_interval', 1);
 140
 141                 $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 142
 143                 Addon::reload();
 144
 145                 $d = DateTimeFormat::utcNow();
 146
 147                 // Only poll from those with suitable relationships,
 148                 // and which have a polling address and ignore Diaspora since
 149                 // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 150
 151                 $abandon_days = intval(Config::get('system', 'account_abandon_days'));
 152                 if ($abandon_days < 1) {
 153                         $abandon_days = 0;
 154                 }
 155                 $abandon_sql = (($abandon_days)
 156                         ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
 157                         : ''
 158                 );
 159
 160                 $contacts = q("SELECT `contact`.`id`, `contact`.`nick`, `contact`.`name`, `contact`.`network`, `contact`.`archive`,
 161                                         `contact`.`last-update`, `contact`.`priority`, `contact`.`rel`, `contact`.`subhub`
 162                                 FROM `user`
 163                                 STRAIGHT_JOIN `contact`
 164                                 ON `contact`.`uid` = `user`.`uid` AND `contact`.`poll` != ''
 165                                         AND `contact`.`network` IN ('%s', '%s', '%s', '%s', '%s') $sql_extra
 166                                         AND NOT `contact`.`self` AND NOT `contact`.`blocked`
 167                                 WHERE NOT `user`.`account_expired` AND NOT `user`.`account_removed` $abandon_sql",
 168                         dbesc(NETWORK_DFRN),
 169                         dbesc(NETWORK_OSTATUS),
 170                         dbesc(NETWORK_DIASPORA),
 171                         dbesc(NETWORK_FEED),
 172                         dbesc(NETWORK_MAIL)
 173                 );
 174
 175                 if (!DBM::is_result($contacts)) {
 176                         return;
 177                 }
 178
 179                 foreach ($contacts as $contact) {
 180
 181                         if ($manual_id) {
 182                                 $contact['last-update'] = NULL_DATE;
 183                         }
 184
 185                         // Friendica and OStatus are checked once a day
 186                         if (in_array($contact['network'], [NETWORK_DFRN, NETWORK_OSTATUS])) {
 187                                 $contact['priority'] = 2;
 188                         }
 189
 190                         if ($contact['subhub'] && in_array($contact['network'], [NETWORK_DFRN, NETWORK_OSTATUS])) {
 191                                 /*
 192                                  * We should be getting everything via a hub. But just to be sure, let's check once a day.
 193                                  * (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
 194                                  * This also lets us update our subscription to the hub, and add or replace hubs in case it
 195                                  * changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
 196                                  */
 197                                 $poll_interval = Config::get('system', 'pushpoll_frequency');
 198                                 $contact['priority'] = (!is_null($poll_interval) ? intval($poll_interval) : 3);
 199                         }
 200
 201                         // Check Diaspora contacts or followers once a week
 202                         if (($contact["network"] == NETWORK_DIASPORA) || ($contact["rel"] == CONTACT_IS_FOLLOWER)) {
 203                                 $contact['priority'] = 4;
 204                         }
 205
 206                         // Check archived contacts once a month
 207                         if ($contact['archive']) {
 208                                 $contact['priority'] = 5;
 209                         }
 210
 211                         if (($contact['priority'] >= 0) && !$force) {
 212                                 $update = false;
 213
 214                                 $t = $contact['last-update'];
 215
 216                                 /*
 217                                  * Based on $contact['priority'], should we poll this site now? Or later?
 218                                  */
 219                                 switch ($contact['priority']) {
 220                                         case 5:
 221                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 month")) {
 222                                                         $update = true;
 223                                                 }
 224                                                 break;
 225                                         case 4:
 226                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 week")) {
 227                                                         $update = true;
 228                                                 }
 229                                                 break;
 230                                         case 3:
 231                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 day")) {
 232                                                         $update = true;
 233                                                 }
 234                                                 break;
 235                                         case 2:
 236                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 12 hour")) {
 237                                                         $update = true;
 238                                                 }
 239                                                 break;
 240                                         case 1:
 241                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 hour")) {
 242                                                         $update = true;
 243                                                 }
 244                                                 break;
 245                                         case 0:
 246                                         default:
 247                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + ".$min_poll_interval." minute")) {
 248                                                         $update = true;
 249                                                 }
 250                                                 break;
 251                                 }
 252                                 if (!$update) {
 253                                         continue;
 254                                 }
 255                         }
 256
 257                         if (($contact['network'] == NETWORK_FEED) && ($contact['priority'] <= 3)) {
 258                                 $priority = PRIORITY_MEDIUM;
 259                         } elseif ($contact['archive']) {
 260                                 $priority = PRIORITY_NEGLIGIBLE;
 261                         } else {
 262                                 $priority = PRIORITY_LOW;
 263                         }
 264
 265                         logger("Polling " . $contact["network"] . " " . $contact["id"] . " " . $contact['priority'] . " " . $contact["nick"] . " " . $contact["name"]);
 266
 267                         Worker::add(['priority' => $priority, 'dont_fork' => true], 'OnePoll', (int)$contact['id']);
 268                 }
 269         }
 270 }