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