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("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         // clear old cache
 103         Cache::clear();
 104
 105         // clear item cache files if they are older than one day
 106         $cache = get_config('system','itemcache');
 107         if (($cache != '') and is_dir($cache)) {
 108                 if ($dh = opendir($cache)) {
 109                         while (($file = readdir($dh)) !== false) {
 110                                 $fullpath = $cache."/".$file;
 111                                 if ((filetype($fullpath) == "file") and filectime($fullpath) < (time() - 86400))
 112                                         unlink($fullpath);
 113                         }
 114                         closedir($dh);
 115                 }
 116         }
 117
 118         $manual_id  = 0;
 119         $generation = 0;
 120         $hub_update = false;
 121         $force      = false;
 122         $restart    = false;
 123
 124         if(($argc > 1) && ($argv[1] == 'force'))
 125                 $force = true;
 126
 127         if(($argc > 1) && ($argv[1] == 'restart')) {
 128                 $restart = true;
 129                 $generation = intval($argv[2]);
 130                 if(! $generation)
 131                         killme();
 132         }
 133
 134         if(($argc > 1) && intval($argv[1])) {
 135                 $manual_id = intval($argv[1]);
 136                 $force     = true;
 137         }
 138
 139         $interval = intval(get_config('system','poll_interval'));
 140         if(! $interval)
 141                 $interval = ((get_config('system','delivery_interval') === false) ? 3 : intval(get_config('system','delivery_interval')));
 142
 143         $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 144
 145         reload_plugins();
 146
 147         $d = datetime_convert();
 148
 149         if(! $restart)
 150                 proc_run('php','include/cronhooks.php');
 151
 152         // Only poll from those with suitable relationships,
 153         // and which have a polling address and ignore Diaspora since
 154         // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 155
 156         $abandon_sql = (($abandon_days)
 157                 ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
 158                 : ''
 159         );
 160
 161         $contacts = q("SELECT `contact`.`id` FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid`
 162                 WHERE ( `rel` = %d OR `rel` = %d ) AND `poll` != ''
 163                 AND NOT `network` IN ( '%s', '%s' )
 164                 $sql_extra
 165                 AND `self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`readonly` = 0
 166                 AND `contact`.`archive` = 0
 167                 AND `user`.`account_expired` = 0 AND `user`.`account_removed` = 0 $abandon_sql ORDER BY RAND()",
 168                 intval(CONTACT_IS_SHARING),
 169                 intval(CONTACT_IS_FRIEND),
 170                 dbesc(NETWORK_DIASPORA),
 171                 dbesc(NETWORK_FACEBOOK)
 172         );
 173
 174         if(! count($contacts)) {
 175                 return;
 176         }
 177
 178         foreach($contacts as $c) {
 179
 180                 $res = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 181                         intval($c['id'])
 182                 );
 183
 184                 if((! $res) || (! count($res)))
 185                         continue;
 186
 187                 foreach($res as $contact) {
 188
 189                         $xml = false;
 190
 191                         if($manual_id)
 192                                 $contact['last-update'] = '0000-00-00 00:00:00';
 193
 194                         if($contact['network'] === NETWORK_DFRN)
 195                                 $contact['priority'] = 2;
 196
 197                         if(!get_config('system','ostatus_use_priority') and ($contact['network'] === NETWORK_OSTATUS))
 198                                 $contact['priority'] = 2;
 199
 200                         if($contact['priority'] || $contact['subhub']) {
 201
 202                                 $hub_update = true;
 203                                 $update     = false;
 204
 205                                 $t = $contact['last-update'];
 206
 207                                 // We should be getting everything via a hub. But just to be sure, let's check once a day.
 208                                 // (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
 209                                 // This also lets us update our subscription to the hub, and add or replace hubs in case it
 210                                 // changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
 211
 212
 213                                 if($contact['subhub']) {
 214                                         $poll_interval = get_config('system','pushpoll_frequency');
 215                                         $contact['priority'] = (($poll_interval !== false) ? intval($poll_interval) : 3);
 216                                         $hub_update = false;
 217
 218                                         if((datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day")) || $force)
 219                                                         $hub_update = true;
 220                                 }
 221                                 else
 222                                         $hub_update = false;
 223
 224                                 /**
 225                                  * Based on $contact['priority'], should we poll this site now? Or later?
 226                                  */
 227
 228                                 switch ($contact['priority']) {
 229                                         case 5:
 230                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 month"))
 231                                                         $update = true;
 232                                                 break;
 233                                         case 4:
 234                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 week"))
 235                                                         $update = true;
 236                                                 break;
 237                                         case 3:
 238                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day"))
 239                                                         $update = true;
 240                                                 break;
 241                                         case 2:
 242                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 12 hour"))
 243                                                         $update = true;
 244                                                 break;
 245                                         case 1:
 246                                         default:
 247                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 hour"))
 248                                                         $update = true;
 249                                                 break;
 250                                 }
 251                                 if((! $update) && (! $force))
 252                                         continue;
 253                         }
 254
 255                         proc_run('php','include/onepoll.php',$contact['id']);
 256                         if($interval)
 257                                 @time_sleep_until(microtime(true) + (float) $interval);
 258                 }
 259         }
 260
 261         return;
 262 }
 263
 264 if (array_search(__file__,get_included_files())===0){
 265   poller_run($argv,$argc);
 266   killme();
 267 }