include/poller.php

   1 <?php
   2
   3 require_once("boot.php");
   4
   5
   6 function poller_run(&$argv, &$argc){
   7         global $a, $db;
   8
   9         if(is_null($a)) {
  10                 $a = new App;
  11         }
  12
  13         if(is_null($db)) {
  14             @include(".htconfig.php");
  15         require_once("include/dba.php");
  16             $db = new dba($db_host, $db_user, $db_pass, $db_data);
  17         unset($db_host, $db_user, $db_pass, $db_data);
  18         };
  19
  20
  21         require_once('include/session.php');
  22         require_once('include/datetime.php');
  23         require_once('library/simplepie/simplepie.inc');
  24         require_once('include/items.php');
  25         require_once('include/Contact.php');
  26         require_once('include/email.php');
  27         require_once('include/socgraph.php');
  28         require_once('include/pidfile.php');
  29
  30         load_config('config');
  31         load_config('system');
  32
  33         $maxsysload = intval(get_config('system','maxloadavg'));
  34         if($maxsysload < 1)
  35                 $maxsysload = 50;
  36         if(function_exists('sys_getloadavg')) {
  37                 $load = sys_getloadavg();
  38                 if(intval($load[0]) > $maxsysload) {
  39                         logger('system: load ' . $load . ' too high. Poller deferred to next scheduled run.');
  40                         return;
  41                 }
  42         }
  43
  44         $lockpath = get_config('system','lockpath');
  45         if ($lockpath != '') {
  46                 $pidfile = new pidfile($lockpath, 'poller.lck');
  47                 if($pidfile->is_already_running()) {
  48                         logger("poller: Already running");
  49                         exit;
  50                 }
  51         }
  52
  53
  54
  55         $a->set_baseurl(get_config('system','url'));
  56
  57         load_hooks();
  58
  59         logger('poller: start');
  60
  61         // run queue delivery process in the background
  62
  63         proc_run('php',"include/queue.php");
  64
  65         // expire any expired accounts
  66
  67         q("UPDATE user SET `account_expired` = 1 where `account_expired` = 0
  68                 AND `account_expires_on` != '0000-00-00 00:00:00'
  69                 AND `account_expires_on` < UTC_TIMESTAMP() ");
  70
  71         // delete user and contact records for recently removed accounts
  72
  73         $r = q("SELECT * FROM `user` WHERE `account_removed` = 1 AND `account_expires_on` < UTC_TIMESTAMP() - INTERVAL 3 DAY");
  74         if ($r) {
  75                 foreach($r as $user) {
  76                         q("DELETE FROM `contact` WHERE `uid` = %d", intval($user['uid']));
  77                         q("DELETE FROM `user` WHERE `uid` = %d", intval($user['uid']));
  78                 }
  79         }
  80
  81         $abandon_days = intval(get_config('system','account_abandon_days'));
  82         if($abandon_days < 1)
  83                 $abandon_days = 0;
  84
  85
  86
  87         // once daily run birthday_updates and then expire in background
  88
  89         $d1 = get_config('system','last_expire_day');
  90         $d2 = intval(datetime_convert('UTC','UTC','now','d'));
  91
  92         if($d2 != intval($d1)) {
  93
  94                 update_contact_birthdays();
  95
  96                 update_suggestions();
  97
  98                 set_config('system','last_expire_day',$d2);
  99                 proc_run('php','include/expire.php');
 100         }
 101
 102         $last = get_config('system','cache_last_cleared');
 103
 104         if($last) {
 105                 $next = $last + (3600); // Once per hour
 106                 $clear_cache = ($next <= time());
 107         } else
 108                 $clear_cache = true;
 109
 110         if ($clear_cache) {
 111                 // clear old cache
 112                 Cache::clear();
 113
 114                 // clear old item cache files
 115                 clear_cache();
 116
 117                 // clear cache for photos
 118                 clear_cache($a->get_basepath(), $a->get_basepath()."/photo");
 119
 120                 set_config('system','cache_last_cleared', time());
 121         }
 122
 123         $manual_id  = 0;
 124         $generation = 0;
 125         $hub_update = false;
 126         $force      = false;
 127         $restart    = false;
 128
 129         if(($argc > 1) && ($argv[1] == 'force'))
 130                 $force = true;
 131
 132         if(($argc > 1) && ($argv[1] == 'restart')) {
 133                 $restart = true;
 134                 $generation = intval($argv[2]);
 135                 if(! $generation)
 136                         killme();
 137         }
 138
 139         if(($argc > 1) && intval($argv[1])) {
 140                 $manual_id = intval($argv[1]);
 141                 $force     = true;
 142         }
 143
 144         $interval = intval(get_config('system','poll_interval'));
 145         if(! $interval)
 146                 $interval = ((get_config('system','delivery_interval') === false) ? 3 : intval(get_config('system','delivery_interval')));
 147
 148         $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 149
 150         reload_plugins();
 151
 152         $d = datetime_convert();
 153
 154         if(! $restart)
 155                 proc_run('php','include/cronhooks.php');
 156
 157         // Only poll from those with suitable relationships,
 158         // and which have a polling address and ignore Diaspora since
 159         // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 160
 161         $abandon_sql = (($abandon_days)
 162                 ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
 163                 : ''
 164         );
 165
 166         $contacts = q("SELECT `contact`.`id` FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid`
 167                 WHERE ( `rel` = %d OR `rel` = %d ) AND `poll` != ''
 168                 AND NOT `network` IN ( '%s', '%s' )
 169                 $sql_extra
 170                 AND `self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`readonly` = 0
 171                 AND `contact`.`archive` = 0
 172                 AND `user`.`account_expired` = 0 AND `user`.`account_removed` = 0 $abandon_sql ORDER BY RAND()",
 173                 intval(CONTACT_IS_SHARING),
 174                 intval(CONTACT_IS_FRIEND),
 175                 dbesc(NETWORK_DIASPORA),
 176                 dbesc(NETWORK_FACEBOOK)
 177         );
 178
 179         if(! count($contacts)) {
 180                 return;
 181         }
 182
 183         foreach($contacts as $c) {
 184
 185                 $res = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 186                         intval($c['id'])
 187                 );
 188
 189                 if((! $res) || (! count($res)))
 190                         continue;
 191
 192                 foreach($res as $contact) {
 193
 194                         $xml = false;
 195
 196                         if($manual_id)
 197                                 $contact['last-update'] = '0000-00-00 00:00:00';
 198
 199                         if($contact['network'] === NETWORK_DFRN)
 200                                 $contact['priority'] = 2;
 201
 202                         if(!get_config('system','ostatus_use_priority') and ($contact['network'] === NETWORK_OSTATUS))
 203                                 $contact['priority'] = 2;
 204
 205                         if($contact['priority'] || $contact['subhub']) {
 206
 207                                 $hub_update = true;
 208                                 $update     = false;
 209
 210                                 $t = $contact['last-update'];
 211
 212                                 // We should be getting everything via a hub. But just to be sure, let's check once a day.
 213                                 // (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
 214                                 // This also lets us update our subscription to the hub, and add or replace hubs in case it
 215                                 // changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
 216
 217
 218                                 if($contact['subhub']) {
 219                                         $poll_interval = get_config('system','pushpoll_frequency');
 220                                         $contact['priority'] = (($poll_interval !== false) ? intval($poll_interval) : 3);
 221                                         $hub_update = false;
 222
 223                                         if((datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day")) || $force)
 224                                                         $hub_update = true;
 225                                 }
 226                                 else
 227                                         $hub_update = false;
 228
 229                                 /**
 230                                  * Based on $contact['priority'], should we poll this site now? Or later?
 231                                  */
 232
 233                                 switch ($contact['priority']) {
 234                                         case 5:
 235                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 month"))
 236                                                         $update = true;
 237                                                 break;
 238                                         case 4:
 239                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 week"))
 240                                                         $update = true;
 241                                                 break;
 242                                         case 3:
 243                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day"))
 244                                                         $update = true;
 245                                                 break;
 246                                         case 2:
 247                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 12 hour"))
 248                                                         $update = true;
 249                                                 break;
 250                                         case 1:
 251                                         default:
 252                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 hour"))
 253                                                         $update = true;
 254                                                 break;
 255                                 }
 256                                 if((! $update) && (! $force))
 257                                         continue;
 258                         }
 259
 260                         proc_run('php','include/onepoll.php',$contact['id']);
 261                         if($interval)
 262                                 @time_sleep_until(microtime(true) + (float) $interval);
 263                 }
 264         }
 265
 266         return;
 267 }
 268
 269 if (array_search(__file__,get_included_files())===0){
 270   poller_run($argv,$argc);
 271   killme();
 272 }