src/Worker/Cron.php

   1 <?php
   2 /**
   3  * @file src/Worker/Cron.php
   4  */
   5 namespace Friendica\Worker;
   6
   7 use Friendica\BaseObject;
   8 use Friendica\Core\Addon;
   9 use Friendica\Core\Config;
  10 use Friendica\Core\Worker;
  11 use Friendica\Database\DBA;
  12 use Friendica\Util\DateTimeFormat;
  13
  14 require_once 'include/dba.php';
  15
  16 class Cron
  17 {
  18         public static function execute($parameter = '', $generation = 0)
  19         {
  20                 $a = BaseObject::getApp();
  21
  22                 // Poll contacts with specific parameters
  23                 if (!empty($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 ($next > time()) {
  38                                 logger('cron intervall not reached');
  39                                 return;
  40                         }
  41                 }
  42
  43                 logger('cron: start');
  44
  45                 // Fork the cron jobs in separate parts to avoid problems when one of them is crashing
  46                 Addon::forkHooks($a->queue['priority'], "cron");
  47
  48                 // run queue delivery process in the background
  49                 Worker::add(PRIORITY_NEGLIGIBLE, "Queue");
  50
  51                 // run the process to discover global contacts in the background
  52                 Worker::add(PRIORITY_LOW, "DiscoverPoCo");
  53
  54                 // run the process to update locally stored global contacts in the background
  55                 Worker::add(PRIORITY_LOW, "DiscoverPoCo", "checkcontact");
  56
  57                 // Expire and remove user entries
  58                 Worker::add(PRIORITY_MEDIUM, "CronJobs", "expire_and_remove_users");
  59
  60                 // Call possible post update functions
  61                 Worker::add(PRIORITY_LOW, "CronJobs", "post_update");
  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                 $d2 = intval(DateTimeFormat::utcNow('d'));
  75
  76                 // Daily cron calls
  77                 if ($d2 != intval($d1)) {
  78
  79                         Worker::add(PRIORITY_LOW, "CronJobs", "update_contact_birthdays");
  80
  81                         Worker::add(PRIORITY_LOW, "CronJobs", "update_photo_albums");
  82
  83                         // update nodeinfo data
  84                         Worker::add(PRIORITY_LOW, "CronJobs", "nodeinfo");
  85
  86                         Worker::add(PRIORITY_LOW, "DiscoverPoCo", "update_server");
  87
  88                         Worker::add(PRIORITY_LOW, "DiscoverPoCo", "suggestions");
  89
  90                         Worker::add(PRIORITY_LOW, 'Expire');
  91
  92                         Worker::add(PRIORITY_MEDIUM, 'DBClean');
  93
  94                         // check upstream version?
  95                         Worker::add(PRIORITY_LOW, 'CheckVersion');
  96
  97                         Config::set('system', 'last_expire_day', $d2);
  98                 }
  99
 100                 // Hourly cron calls
 101                 if (Config::get('system', 'last_cron_hourly', 0) + 3600 < time()) {
 102
 103                         // Delete all done workerqueue entries
 104                         DBA::delete('workerqueue', ['`done` AND `executed` < UTC_TIMESTAMP() - INTERVAL 1 HOUR']);
 105
 106                         // Optimizing this table only last seconds
 107                         if (Config::get('system', 'optimize_workerqueue', false)) {
 108                                 DBA::e("OPTIMIZE TABLE `workerqueue`");
 109                         }
 110
 111                         Config::set('system', 'last_cron_hourly', time());
 112                 }
 113
 114                 // Ensure to have a .htaccess file.
 115                 // this is a precaution for systems that update automatically
 116                 $basepath = $a->get_basepath();
 117                 if (!file_exists($basepath . '/.htaccess')) {
 118                         copy($basepath . '/.htaccess-dist', $basepath . '/.htaccess');
 119                 }
 120
 121                 // Poll contacts
 122                 self::pollContacts($parameter, $generation);
 123
 124                 logger('cron: end');
 125
 126                 Config::set('system', 'last_cron', time());
 127
 128                 return;
 129         }
 130
 131         /**
 132          * @brief Poll contacts for unreceived messages
 133          *
 134          * @todo Currently it seems as if the following parameter aren't used at all ...
 135          *
 136          * @param string $parameter Parameter (force, restart, ...) for the contact polling
 137          * @param integer $generation
 138          */
 139         private static function pollContacts($parameter, $generation) {
 140                 $manual_id  = 0;
 141                 $generation = 0;
 142                 $force      = false;
 143                 $restart    = false;
 144
 145                 if ($parameter == 'force') {
 146                         $force = true;
 147                 }
 148                 if ($parameter == 'restart') {
 149                         $restart = true;
 150                         $generation = intval($generation);
 151                         if (!$generation) {
 152                                 killme();
 153                         }
 154                 }
 155
 156                 if (intval($parameter)) {
 157                         $manual_id = intval($parameter);
 158                         $force     = true;
 159                 }
 160
 161                 $min_poll_interval = Config::get('system', 'min_poll_interval', 1);
 162
 163                 $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 164
 165                 Addon::reload();
 166
 167                 $d = DateTimeFormat::utcNow();
 168
 169                 // Only poll from those with suitable relationships,
 170                 // and which have a polling address and ignore Diaspora since
 171                 // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 172
 173                 $abandon_days = intval(Config::get('system', 'account_abandon_days'));
 174                 if ($abandon_days < 1) {
 175                         $abandon_days = 0;
 176                 }
 177                 $abandon_sql = (($abandon_days)
 178                         ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
 179                         : ''
 180                 );
 181
 182                 $contacts = q("SELECT `contact`.`id`, `contact`.`nick`, `contact`.`name`, `contact`.`network`, `contact`.`archive`,
 183                                         `contact`.`last-update`, `contact`.`priority`, `contact`.`rel`, `contact`.`subhub`
 184                                 FROM `user`
 185                                 STRAIGHT_JOIN `contact`
 186                                 ON `contact`.`uid` = `user`.`uid` AND `contact`.`poll` != ''
 187                                         AND `contact`.`network` IN ('%s', '%s', '%s', '%s', '%s') $sql_extra
 188                                         AND NOT `contact`.`self` AND NOT `contact`.`blocked`
 189                                 WHERE NOT `user`.`account_expired` AND NOT `user`.`account_removed` $abandon_sql",
 190                         dbesc(NETWORK_DFRN),
 191                         dbesc(NETWORK_OSTATUS),
 192                         dbesc(NETWORK_DIASPORA),
 193                         dbesc(NETWORK_FEED),
 194                         dbesc(NETWORK_MAIL)
 195                 );
 196
 197                 if (!DBA::isResult($contacts)) {
 198                         return;
 199                 }
 200
 201                 foreach ($contacts as $contact) {
 202
 203                         if ($manual_id) {
 204                                 $contact['last-update'] = NULL_DATE;
 205                         }
 206
 207                         // Friendica and OStatus are checked once a day
 208                         if (in_array($contact['network'], [NETWORK_DFRN, NETWORK_OSTATUS])) {
 209                                 $contact['priority'] = 2;
 210                         }
 211
 212                         if ($contact['subhub'] && in_array($contact['network'], [NETWORK_DFRN, NETWORK_OSTATUS])) {
 213                                 /*
 214                                  * We should be getting everything via a hub. But just to be sure, let's check once a day.
 215                                  * (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
 216                                  * This also lets us update our subscription to the hub, and add or replace hubs in case it
 217                                  * changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
 218                                  */
 219                                 $poll_interval = Config::get('system', 'pushpoll_frequency');
 220                                 $contact['priority'] = (!is_null($poll_interval) ? intval($poll_interval) : 3);
 221                         }
 222
 223                         // Check Diaspora contacts or followers once a week
 224                         if (($contact["network"] == NETWORK_DIASPORA) || ($contact["rel"] == CONTACT_IS_FOLLOWER)) {
 225                                 $contact['priority'] = 4;
 226                         }
 227
 228                         // Check archived contacts once a month
 229                         if ($contact['archive']) {
 230                                 $contact['priority'] = 5;
 231                         }
 232
 233                         if (($contact['priority'] >= 0) && !$force) {
 234                                 $update = false;
 235
 236                                 $t = $contact['last-update'];
 237
 238                                 /*
 239                                  * Based on $contact['priority'], should we poll this site now? Or later?
 240                                  */
 241                                 switch ($contact['priority']) {
 242                                         case 5:
 243                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 month")) {
 244                                                         $update = true;
 245                                                 }
 246                                                 break;
 247                                         case 4:
 248                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 week")) {
 249                                                         $update = true;
 250                                                 }
 251                                                 break;
 252                                         case 3:
 253                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 day")) {
 254                                                         $update = true;
 255                                                 }
 256                                                 break;
 257                                         case 2:
 258                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 12 hour")) {
 259                                                         $update = true;
 260                                                 }
 261                                                 break;
 262                                         case 1:
 263                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 hour")) {
 264                                                         $update = true;
 265                                                 }
 266                                                 break;
 267                                         case 0:
 268                                         default:
 269                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + ".$min_poll_interval." minute")) {
 270                                                         $update = true;
 271                                                 }
 272                                                 break;
 273                                 }
 274                                 if (!$update) {
 275                                         continue;
 276                                 }
 277                         }
 278
 279                         if (($contact['network'] == NETWORK_FEED) && ($contact['priority'] <= 3)) {
 280                                 $priority = PRIORITY_MEDIUM;
 281                         } elseif ($contact['archive']) {
 282                                 $priority = PRIORITY_NEGLIGIBLE;
 283                         } else {
 284                                 $priority = PRIORITY_LOW;
 285                         }
 286
 287                         logger("Polling " . $contact["network"] . " " . $contact["id"] . " " . $contact['priority'] . " " . $contact["nick"] . " " . $contact["name"]);
 288
 289                         Worker::add(['priority' => $priority, 'dont_fork' => true], 'OnePoll', (int)$contact['id']);
 290                 }
 291         }
 292 }