include/cron.php

   1 <?php
   2 if (!file_exists("boot.php") AND (sizeof($_SERVER["argv"]) != 0)) {
   3         $directory = dirname($_SERVER["argv"][0]);
   4
   5         if (substr($directory, 0, 1) != "/")
   6                 $directory = $_SERVER["PWD"]."/".$directory;
   7
   8         $directory = realpath($directory."/..");
   9
  10         chdir($directory);
  11 }
  12
  13 use \Friendica\Core\Config;
  14
  15 require_once("boot.php");
  16 require_once("include/photos.php");
  17 require_once("include/user.php");
  18
  19
  20 function cron_run(&$argv, &$argc){
  21         global $a, $db;
  22
  23         if(is_null($a)) {
  24                 $a = new App;
  25         }
  26
  27         if(is_null($db)) {
  28                 @include(".htconfig.php");
  29                 require_once("include/dba.php");
  30                 $db = new dba($db_host, $db_user, $db_pass, $db_data);
  31                 unset($db_host, $db_user, $db_pass, $db_data);
  32         };
  33
  34         require_once('include/session.php');
  35         require_once('include/datetime.php');
  36         require_once('include/items.php');
  37         require_once('include/Contact.php');
  38         require_once('include/email.php');
  39         require_once('include/socgraph.php');
  40         require_once('mod/nodeinfo.php');
  41         require_once('include/post_update.php');
  42
  43         Config::load();
  44
  45         // Don't check this stuff if the function is called by the poller
  46         if (App::callstack() != "poller_run") {
  47                 if ($a->maxload_reached())
  48                         return;
  49                 if (App::is_already_running('cron', 'include/cron.php', 540))
  50                         return;
  51         }
  52
  53         $last = get_config('system','last_cron');
  54
  55         $poll_interval = intval(get_config('system','cron_interval'));
  56         if(! $poll_interval)
  57                 $poll_interval = 10;
  58
  59         if($last) {
  60                 $next = $last + ($poll_interval * 60);
  61                 if($next > time()) {
  62                         logger('cron intervall not reached');
  63                         return;
  64                 }
  65         }
  66
  67         $a->set_baseurl(get_config('system','url'));
  68
  69         load_hooks();
  70
  71         logger('cron: start');
  72
  73         // run queue delivery process in the background
  74
  75         proc_run(PRIORITY_NEGLIGIBLE, "include/queue.php");
  76
  77         // run the process to discover global contacts in the background
  78
  79         proc_run(PRIORITY_LOW, "include/discover_poco.php");
  80
  81         // run the process to update locally stored global contacts in the background
  82
  83         proc_run(PRIORITY_LOW, "include/discover_poco.php", "checkcontact");
  84
  85         // Expire and remove user entries
  86         cron_expire_and_remove_users();
  87
  88         // If the worker is active, split the jobs in several sub processes
  89         if (get_config("system", "worker")) {
  90                 // Check OStatus conversations
  91                 proc_run(PRIORITY_MEDIUM, "include/cronjobs.php", "ostatus_mentions");
  92
  93                 // Check every conversation
  94                 proc_run(PRIORITY_MEDIUM, "include/cronjobs.php", "ostatus_conversations");
  95
  96                 // Call possible post update functions
  97                 proc_run(PRIORITY_LOW, "include/cronjobs.php", "post_update");
  98
  99                 // update nodeinfo data
 100                 proc_run(PRIORITY_LOW, "include/cronjobs.php", "nodeinfo");
 101         } else {
 102                 // Check OStatus conversations
 103                 // Check only conversations with mentions (for a longer time)
 104                 ostatus::check_conversations(true);
 105
 106                 // Check every conversation
 107                 ostatus::check_conversations(false);
 108
 109                 // Call possible post update functions
 110                 // see include/post_update.php for more details
 111                 post_update();
 112
 113                 // update nodeinfo data
 114                 nodeinfo_cron();
 115         }
 116
 117         // once daily run birthday_updates and then expire in background
 118
 119         $d1 = get_config('system','last_expire_day');
 120         $d2 = intval(datetime_convert('UTC','UTC','now','d'));
 121
 122         if($d2 != intval($d1)) {
 123
 124                 update_contact_birthdays();
 125
 126                 proc_run(PRIORITY_LOW, "include/discover_poco.php", "update_server");
 127
 128                 proc_run(PRIORITY_LOW, "include/discover_poco.php", "suggestions");
 129
 130                 set_config('system','last_expire_day',$d2);
 131
 132                 proc_run(PRIORITY_LOW, 'include/expire.php');
 133
 134                 proc_run(PRIORITY_MEDIUM, 'include/dbclean.php');
 135
 136                 cron_update_photo_albums();
 137         }
 138
 139         // Clear cache entries
 140         cron_clear_cache($a);
 141
 142         // Repair missing Diaspora values in contacts
 143         cron_repair_diaspora($a);
 144
 145         // Repair entries in the database
 146         cron_repair_database();
 147
 148         // Poll contacts
 149         cron_poll_contacts($argc, $argv);
 150
 151         logger('cron: end');
 152
 153         set_config('system','last_cron', time());
 154
 155         return;
 156 }
 157
 158 /**
 159  * @brief Update the cached values for the number of photo albums per user
 160  */
 161 function cron_update_photo_albums() {
 162         $r = q("SELECT `uid` FROM `user` WHERE NOT `account_expired` AND NOT `account_removed`");
 163         if (!dbm::is_result($r)) {
 164                 return;
 165         }
 166
 167         foreach ($r AS $user) {
 168                 photo_albums($user['uid'], true);
 169         }
 170 }
 171
 172 /**
 173  * @brief Expire and remove user entries
 174  */
 175 function cron_expire_and_remove_users() {
 176         // expire any expired accounts
 177         q("UPDATE user SET `account_expired` = 1 where `account_expired` = 0
 178                 AND `account_expires_on` != '0000-00-00 00:00:00'
 179                 AND `account_expires_on` < UTC_TIMESTAMP() ");
 180
 181         // delete user and contact records for recently removed accounts
 182         $r = q("SELECT * FROM `user` WHERE `account_removed` AND `account_expires_on` < UTC_TIMESTAMP() - INTERVAL 3 DAY");
 183         if ($r) {
 184                 foreach($r as $user) {
 185                         q("DELETE FROM `contact` WHERE `uid` = %d", intval($user['uid']));
 186                         q("DELETE FROM `user` WHERE `uid` = %d", intval($user['uid']));
 187                 }
 188         }
 189 }
 190
 191 /**
 192  * @brief Poll contacts for unreceived messages
 193  *
 194  * @param Integer $argc Number of command line arguments
 195  * @param Array $argv Array of command line arguments
 196  */
 197 function cron_poll_contacts($argc, $argv) {
 198         $manual_id  = 0;
 199         $generation = 0;
 200         $force      = false;
 201         $restart    = false;
 202
 203         if (($argc > 1) && ($argv[1] == 'force'))
 204                 $force = true;
 205
 206         if (($argc > 1) && ($argv[1] == 'restart')) {
 207                 $restart = true;
 208                 $generation = intval($argv[2]);
 209                 if (!$generation)
 210                         killme();
 211         }
 212
 213         if (($argc > 1) && intval($argv[1])) {
 214                 $manual_id = intval($argv[1]);
 215                 $force     = true;
 216         }
 217
 218         $interval = intval(get_config('system','poll_interval'));
 219         if (!$interval)
 220                 $interval = ((get_config('system','delivery_interval') === false) ? 3 : intval(get_config('system','delivery_interval')));
 221
 222         // If we are using the worker we don't need a delivery interval
 223         if (get_config("system", "worker"))
 224                 $interval = false;
 225
 226         $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 227
 228         reload_plugins();
 229
 230         $d = datetime_convert();
 231
 232         // Only poll from those with suitable relationships,
 233         // and which have a polling address and ignore Diaspora since
 234         // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 235
 236         $abandon_days = intval(get_config('system','account_abandon_days'));
 237         if($abandon_days < 1)
 238                 $abandon_days = 0;
 239
 240         $abandon_sql = (($abandon_days)
 241                 ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
 242                 : ''
 243         );
 244
 245         $contacts = q("SELECT `contact`.`id` FROM `user`
 246                         STRAIGHT_JOIN `contact`
 247                         ON `contact`.`uid` = `user`.`uid` AND `contact`.`rel` IN (%d, %d) AND `contact`.`poll` != ''
 248                                 AND `contact`.`network` IN ('%s', '%s', '%s', '%s', '%s', '%s') $sql_extra
 249                                 AND NOT `contact`.`self` AND NOT `contact`.`blocked` AND NOT `contact`.`readonly`
 250                                 AND NOT `contact`.`archive`
 251                         WHERE NOT `user`.`account_expired` AND NOT `user`.`account_removed` $abandon_sql ORDER BY RAND()",
 252                 intval(CONTACT_IS_SHARING),
 253                 intval(CONTACT_IS_FRIEND),
 254                 dbesc(NETWORK_DFRN),
 255                 dbesc(NETWORK_ZOT),
 256                 dbesc(NETWORK_OSTATUS),
 257                 dbesc(NETWORK_FEED),
 258                 dbesc(NETWORK_MAIL),
 259                 dbesc(NETWORK_MAIL2)
 260         );
 261
 262         if (!count($contacts)) {
 263                 return;
 264         }
 265
 266         foreach ($contacts as $c) {
 267
 268                 $res = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 269                         intval($c['id'])
 270                 );
 271
 272                 if (!dbm::is_result($res)) {
 273                         continue;
 274                 }
 275
 276                 foreach($res as $contact) {
 277
 278                         $xml = false;
 279
 280                         if($manual_id)
 281                                 $contact['last-update'] = '0000-00-00 00:00:00';
 282
 283                         if(in_array($contact['network'], array(NETWORK_DFRN, NETWORK_ZOT, NETWORK_OSTATUS)))
 284                                 $contact['priority'] = 2;
 285
 286                         if($contact['subhub'] AND in_array($contact['network'], array(NETWORK_DFRN, NETWORK_ZOT, NETWORK_OSTATUS))) {
 287                                 // We should be getting everything via a hub. But just to be sure, let's check once a day.
 288                                 // (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
 289                                 // This also lets us update our subscription to the hub, and add or replace hubs in case it
 290                                 // changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
 291
 292                                 $poll_interval = get_config('system','pushpoll_frequency');
 293                                 $contact['priority'] = (($poll_interval !== false) ? intval($poll_interval) : 3);
 294                         }
 295
 296                         if($contact['priority'] AND !$force) {
 297
 298                                 $update     = false;
 299
 300                                 $t = $contact['last-update'];
 301
 302                                 /**
 303                                  * Based on $contact['priority'], should we poll this site now? Or later?
 304                                  */
 305
 306                                 switch ($contact['priority']) {
 307                                         case 5:
 308                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 month"))
 309                                                         $update = true;
 310                                                 break;
 311                                         case 4:
 312                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 week"))
 313                                                         $update = true;
 314                                                 break;
 315                                         case 3:
 316                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day"))
 317                                                         $update = true;
 318                                                 break;
 319                                         case 2:
 320                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 12 hour"))
 321                                                         $update = true;
 322                                                 break;
 323                                         case 1:
 324                                         default:
 325                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 hour"))
 326                                                         $update = true;
 327                                                 break;
 328                                 }
 329                                 if (!$update)
 330                                         continue;
 331                         }
 332
 333                         logger("Polling ".$contact["network"]." ".$contact["id"]." ".$contact["nick"]." ".$contact["name"]);
 334
 335                         if (($contact['network'] == NETWORK_FEED) AND ($contact['priority'] <= 3)) {
 336                                 proc_run(PRIORITY_MEDIUM, 'include/onepoll.php', $contact['id']);
 337                         } else {
 338                                 proc_run(PRIORITY_LOW, 'include/onepoll.php', $contact['id']);
 339                         }
 340
 341                         if($interval)
 342                                 @time_sleep_until(microtime(true) + (float) $interval);
 343                 }
 344         }
 345 }
 346
 347 /**
 348  * @brief Clear cache entries
 349  *
 350  * @param App $a
 351  */
 352 function cron_clear_cache(App $a) {
 353
 354         $last = get_config('system','cache_last_cleared');
 355
 356         if($last) {
 357                 $next = $last + (3600); // Once per hour
 358                 $clear_cache = ($next <= time());
 359         } else
 360                 $clear_cache = true;
 361
 362         if (!$clear_cache)
 363                 return;
 364
 365         // clear old cache
 366         Cache::clear();
 367
 368         // clear old item cache files
 369         clear_cache();
 370
 371         // clear cache for photos
 372         clear_cache($a->get_basepath(), $a->get_basepath()."/photo");
 373
 374         // clear smarty cache
 375         clear_cache($a->get_basepath()."/view/smarty3/compiled", $a->get_basepath()."/view/smarty3/compiled");
 376
 377         // clear cache for image proxy
 378         if (!get_config("system", "proxy_disabled")) {
 379                 clear_cache($a->get_basepath(), $a->get_basepath()."/proxy");
 380
 381                 $cachetime = get_config('system','proxy_cache_time');
 382                 if (!$cachetime) $cachetime = PROXY_DEFAULT_TIME;
 383
 384                 q('DELETE FROM `photo` WHERE `uid` = 0 AND `resource-id` LIKE "pic:%%" AND `created` < NOW() - INTERVAL %d SECOND', $cachetime);
 385         }
 386
 387         // Delete the cached OEmbed entries that are older than one year
 388         q("DELETE FROM `oembed` WHERE `created` < NOW() - INTERVAL 3 MONTH");
 389
 390         // Delete the cached "parse_url" entries that are older than one year
 391         q("DELETE FROM `parsed_url` WHERE `created` < NOW() - INTERVAL 3 MONTH");
 392
 393         // Maximum table size in megabyte
 394         $max_tablesize = intval(get_config('system','optimize_max_tablesize')) * 1000000;
 395         if ($max_tablesize == 0)
 396                 $max_tablesize = 100 * 1000000; // Default are 100 MB
 397
 398         if ($max_tablesize > 0) {
 399                 // Minimum fragmentation level in percent
 400                 $fragmentation_level = intval(get_config('system','optimize_fragmentation')) / 100;
 401                 if ($fragmentation_level == 0)
 402                         $fragmentation_level = 0.3; // Default value is 30%
 403
 404                 // Optimize some tables that need to be optimized
 405                 $r = q("SHOW TABLE STATUS");
 406                 foreach($r as $table) {
 407
 408                         // Don't optimize tables that are too large
 409                         if ($table["Data_length"] > $max_tablesize)
 410                                 continue;
 411
 412                         // Don't optimize empty tables
 413                         if ($table["Data_length"] == 0)
 414                                 continue;
 415
 416                         // Calculate fragmentation
 417                         $fragmentation = $table["Data_free"] / ($table["Data_length"] + $table["Index_length"]);
 418
 419                         logger("Table ".$table["Name"]." - Fragmentation level: ".round($fragmentation * 100, 2), LOGGER_DEBUG);
 420
 421                         // Don't optimize tables that needn't to be optimized
 422                         if ($fragmentation < $fragmentation_level)
 423                                 continue;
 424
 425                         // So optimize it
 426                         logger("Optimize Table ".$table["Name"], LOGGER_DEBUG);
 427                         q("OPTIMIZE TABLE `%s`", dbesc($table["Name"]));
 428                 }
 429         }
 430
 431         set_config('system','cache_last_cleared', time());
 432 }
 433
 434 /**
 435  * @brief Repair missing values in Diaspora contacts
 436  *
 437  * @param App $a
 438  */
 439 function cron_repair_diaspora(App $a) {
 440         $r = q("SELECT `id`, `url` FROM `contact`
 441                 WHERE `network` = '%s' AND (`batch` = '' OR `notify` = '' OR `poll` = '' OR pubkey = '')
 442                         ORDER BY RAND() LIMIT 50", dbesc(NETWORK_DIASPORA));
 443         if (dbm::is_result($r)) {
 444                 foreach ($r AS $contact) {
 445                         if (poco_reachable($contact["url"])) {
 446                                 $data = probe_url($contact["url"]);
 447                                 if ($data["network"] == NETWORK_DIASPORA) {
 448                                         logger("Repair contact ".$contact["id"]." ".$contact["url"], LOGGER_DEBUG);
 449                                         q("UPDATE `contact` SET `batch` = '%s', `notify` = '%s', `poll` = '%s', pubkey = '%s' WHERE `id` = %d",
 450                                                 dbesc($data["batch"]), dbesc($data["notify"]), dbesc($data["poll"]), dbesc($data["pubkey"]),
 451                                                 intval($contact["id"]));
 452                                 }
 453                         }
 454                 }
 455         }
 456 }
 457
 458 /**
 459  * @brief Do some repairs in database entries
 460  *
 461  */
 462 function cron_repair_database() {
 463
 464         // Sometimes there seem to be issues where the "self" contact vanishes.
 465         // We haven't found the origin of the problem by now.
 466         $r = q("SELECT `uid` FROM `user` WHERE NOT EXISTS (SELECT `uid` FROM `contact` WHERE `contact`.`uid` = `user`.`uid` AND `contact`.`self`)");
 467         if (dbm::is_result($r)) {
 468                 foreach ($r AS $user) {
 469                         logger('Create missing self contact for user '.$user['uid']);
 470                         user_create_self_contact($user['uid']);
 471                 }
 472         }
 473
 474         // Set the parent if it wasn't set. (Shouldn't happen - but does sometimes)
 475         // This call is very "cheap" so we can do it at any time without a problem
 476         q("UPDATE `item` INNER JOIN `item` AS `parent` ON `parent`.`uri` = `item`.`parent-uri` AND `parent`.`uid` = `item`.`uid` SET `item`.`parent` = `parent`.`id` WHERE `item`.`parent` = 0");
 477
 478         // There was an issue where the nick vanishes from the contact table
 479         q("UPDATE `contact` INNER JOIN `user` ON `contact`.`uid` = `user`.`uid` SET `nick` = `nickname` WHERE `self` AND `nick`=''");
 480
 481         // Update the global contacts for local users
 482         $r = q("SELECT `uid` FROM `user` WHERE `verified` AND NOT `blocked` AND NOT `account_removed` AND NOT `account_expired`");
 483         if (dbm::is_result($r))
 484                 foreach ($r AS $user)
 485                         update_gcontact_for_user($user["uid"]);
 486
 487         /// @todo
 488         /// - remove thread entries without item
 489         /// - remove sign entries without item
 490         /// - remove children when parent got lost
 491         /// - set contact-id in item when not present
 492 }
 493
 494 if (array_search(__file__,get_included_files())===0){
 495         cron_run($_SERVER["argv"],$_SERVER["argc"]);
 496         killme();
 497 }