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\Hook;
  11 use Friendica\Core\Logger;
  12 use Friendica\Core\Protocol;
  13 use Friendica\Core\Worker;
  14 use Friendica\Database\DBA;
  15 use Friendica\Model\Contact;
  16 use Friendica\Util\DateTimeFormat;
  17
  18 require_once 'include/dba.php';
  19
  20 class Cron
  21 {
  22         public static function execute($parameter = '', $generation = 0)
  23         {
  24                 $a = BaseObject::getApp();
  25
  26                 // Poll contacts with specific parameters
  27                 if (!empty($parameter)) {
  28                         self::pollContacts($parameter, $generation);
  29                         return;
  30                 }
  31
  32                 $last = Config::get('system', 'last_cron');
  33
  34                 $poll_interval = intval(Config::get('system', 'cron_interval'));
  35                 if (! $poll_interval) {
  36                         $poll_interval = 10;
  37                 }
  38
  39                 if ($last) {
  40                         $next = $last + ($poll_interval * 60);
  41                         if ($next > time()) {
  42                                 Logger::log('cron intervall not reached');
  43                                 return;
  44                         }
  45                 }
  46
  47                 Logger::log('cron: start');
  48
  49                 // Fork the cron jobs in separate parts to avoid problems when one of them is crashing
  50                 Hook::fork($a->queue['priority'], "cron");
  51
  52                 // run queue delivery process in the background
  53                 Worker::add(PRIORITY_NEGLIGIBLE, "Queue");
  54
  55                 // run the process to discover global contacts in the background
  56                 Worker::add(PRIORITY_LOW, "DiscoverPoCo");
  57
  58                 // run the process to update locally stored global contacts in the background
  59                 Worker::add(PRIORITY_LOW, "DiscoverPoCo", "checkcontact");
  60
  61                 // Expire and remove user entries
  62                 Worker::add(PRIORITY_MEDIUM, "CronJobs", "expire_and_remove_users");
  63
  64                 // Call possible post update functions
  65                 Worker::add(PRIORITY_LOW, "CronJobs", "post_update");
  66
  67                 // Clear cache entries
  68                 Worker::add(PRIORITY_LOW, "CronJobs", "clear_cache");
  69
  70                 // Repair missing Diaspora values in contacts
  71                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_diaspora");
  72
  73                 // Repair entries in the database
  74                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_database");
  75
  76                 // once daily run birthday_updates and then expire in background
  77                 $d1 = Config::get('system', 'last_expire_day');
  78                 $d2 = intval(DateTimeFormat::utcNow('d'));
  79
  80                 // Daily cron calls
  81                 if ($d2 != intval($d1)) {
  82
  83                         Worker::add(PRIORITY_LOW, "CronJobs", "update_contact_birthdays");
  84
  85                         Worker::add(PRIORITY_LOW, "CronJobs", "update_photo_albums");
  86
  87                         // update nodeinfo data
  88                         Worker::add(PRIORITY_LOW, "CronJobs", "nodeinfo");
  89
  90                         Worker::add(PRIORITY_LOW, "DiscoverPoCo", "update_server");
  91
  92                         Worker::add(PRIORITY_LOW, "DiscoverPoCo", "suggestions");
  93
  94                         Worker::add(PRIORITY_LOW, 'Expire');
  95
  96                         Worker::add(PRIORITY_MEDIUM, 'DBClean');
  97
  98                         // check upstream version?
  99                         Worker::add(PRIORITY_LOW, 'CheckVersion');
 100
 101                         Config::set('system', 'last_expire_day', $d2);
 102                 }
 103
 104                 // Hourly cron calls
 105                 if (Config::get('system', 'last_cron_hourly', 0) + 3600 < time()) {
 106
 107                         // Delete all done workerqueue entries
 108                         DBA::delete('workerqueue', ['`done` AND `executed` < UTC_TIMESTAMP() - INTERVAL 1 HOUR']);
 109
 110                         // Optimizing this table only last seconds
 111                         if (Config::get('system', 'optimize_workerqueue', false)) {
 112                                 DBA::e("OPTIMIZE TABLE `workerqueue`");
 113                         }
 114
 115                         Config::set('system', 'last_cron_hourly', time());
 116                 }
 117
 118                 // Ensure to have a .htaccess file.
 119                 // this is a precaution for systems that update automatically
 120                 $basepath = $a->getBasePath();
 121                 if (!file_exists($basepath . '/.htaccess')) {
 122                         copy($basepath . '/.htaccess-dist', $basepath . '/.htaccess');
 123                 }
 124
 125                 // Poll contacts
 126                 self::pollContacts($parameter, $generation);
 127
 128                 Logger::log('cron: end');
 129
 130                 Config::set('system', 'last_cron', time());
 131
 132                 return;
 133         }
 134
 135         /**
 136          * @brief Poll contacts for unreceived messages
 137          *
 138          * @todo Currently it seems as if the following parameter aren't used at all ...
 139          *
 140          * @param string $parameter Parameter (force, restart, ...) for the contact polling
 141          * @param integer $generation
 142          */
 143         private static function pollContacts($parameter, $generation) {
 144                 $manual_id  = 0;
 145                 $generation = 0;
 146                 $force      = false;
 147                 $restart    = false;
 148
 149                 if ($parameter == 'force') {
 150                         $force = true;
 151                 }
 152                 if ($parameter == 'restart') {
 153                         $restart = true;
 154                         $generation = intval($generation);
 155                         if (!$generation) {
 156                                 killme();
 157                         }
 158                 }
 159
 160                 if (intval($parameter)) {
 161                         $manual_id = intval($parameter);
 162                         $force     = true;
 163                 }
 164
 165                 $min_poll_interval = Config::get('system', 'min_poll_interval', 1);
 166
 167                 $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 168
 169                 Addon::reload();
 170
 171                 $d = DateTimeFormat::utcNow();
 172
 173                 // Only poll from those with suitable relationships,
 174                 // and which have a polling address and ignore Diaspora since
 175                 // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 176
 177                 $abandon_days = intval(Config::get('system', 'account_abandon_days'));
 178                 if ($abandon_days < 1) {
 179                         $abandon_days = 0;
 180                 }
 181                 $abandon_sql = (($abandon_days)
 182                         ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
 183                         : ''
 184                 );
 185
 186                 $contacts = q("SELECT `contact`.`id`, `contact`.`nick`, `contact`.`name`, `contact`.`network`, `contact`.`archive`,
 187                                         `contact`.`last-update`, `contact`.`priority`, `contact`.`rel`, `contact`.`subhub`
 188                                 FROM `user`
 189                                 STRAIGHT_JOIN `contact`
 190                                 ON `contact`.`uid` = `user`.`uid` AND `contact`.`poll` != ''
 191                                         AND `contact`.`network` IN ('%s', '%s', '%s', '%s', '%s') $sql_extra
 192                                         AND NOT `contact`.`self` AND NOT `contact`.`blocked`
 193                                 WHERE NOT `user`.`account_expired` AND NOT `user`.`account_removed` $abandon_sql",
 194                         DBA::escape(Protocol::DFRN),
 195                         DBA::escape(Protocol::OSTATUS),
 196                         DBA::escape(Protocol::DIASPORA),
 197                         DBA::escape(Protocol::FEED),
 198                         DBA::escape(Protocol::MAIL)
 199                 );
 200
 201                 if (!DBA::isResult($contacts)) {
 202                         return;
 203                 }
 204
 205                 foreach ($contacts as $contact) {
 206
 207                         if ($manual_id) {
 208                                 $contact['last-update'] = DBA::NULL_DATETIME;
 209                         }
 210
 211                         // Friendica and OStatus are checked once a day
 212                         if (in_array($contact['network'], [Protocol::DFRN, Protocol::OSTATUS])) {
 213                                 $contact['priority'] = 2;
 214                         }
 215
 216                         if ($contact['subhub'] && in_array($contact['network'], [Protocol::DFRN, Protocol::OSTATUS])) {
 217                                 /*
 218                                  * We should be getting everything via a hub. But just to be sure, let's check once a day.
 219                                  * (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
 220                                  * This also lets us update our subscription to the hub, and add or replace hubs in case it
 221                                  * changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
 222                                  */
 223                                 $poll_interval = Config::get('system', 'pushpoll_frequency');
 224                                 $contact['priority'] = (!is_null($poll_interval) ? intval($poll_interval) : 3);
 225                         }
 226
 227                         // Check Diaspora contacts or followers once a week
 228                         if (($contact["network"] == Protocol::DIASPORA) || ($contact["rel"] == Contact::FOLLOWER)) {
 229                                 $contact['priority'] = 4;
 230                         }
 231
 232                         // Check archived contacts once a month
 233                         if ($contact['archive']) {
 234                                 $contact['priority'] = 5;
 235                         }
 236
 237                         if (($contact['priority'] >= 0) && !$force) {
 238                                 $update = false;
 239
 240                                 $t = $contact['last-update'];
 241
 242                                 /*
 243                                  * Based on $contact['priority'], should we poll this site now? Or later?
 244                                  */
 245                                 switch ($contact['priority']) {
 246                                         case 5:
 247                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 month")) {
 248                                                         $update = true;
 249                                                 }
 250                                                 break;
 251                                         case 4:
 252                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 week")) {
 253                                                         $update = true;
 254                                                 }
 255                                                 break;
 256                                         case 3:
 257                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 day")) {
 258                                                         $update = true;
 259                                                 }
 260                                                 break;
 261                                         case 2:
 262                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 12 hour")) {
 263                                                         $update = true;
 264                                                 }
 265                                                 break;
 266                                         case 1:
 267                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 hour")) {
 268                                                         $update = true;
 269                                                 }
 270                                                 break;
 271                                         case 0:
 272                                         default:
 273                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + ".$min_poll_interval." minute")) {
 274                                                         $update = true;
 275                                                 }
 276                                                 break;
 277                                 }
 278                                 if (!$update) {
 279                                         continue;
 280                                 }
 281                         }
 282
 283                         if (($contact['network'] == Protocol::FEED) && ($contact['priority'] <= 3)) {
 284                                 $priority = PRIORITY_MEDIUM;
 285                         } elseif ($contact['archive']) {
 286                                 $priority = PRIORITY_NEGLIGIBLE;
 287                         } else {
 288                                 $priority = PRIORITY_LOW;
 289                         }
 290
 291                         Logger::log("Polling " . $contact["network"] . " " . $contact["id"] . " " . $contact['priority'] . " " . $contact["nick"] . " " . $contact["name"]);
 292
 293                         Worker::add(['priority' => $priority, 'dont_fork' => true], 'OnePoll', (int)$contact['id']);
 294                 }
 295         }
 296 }