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         $abandon_days = intval(get_config('system','account_abandon_days'));
  72         if($abandon_days < 1)
  73                 $abandon_days = 0;
  74
  75
  76
  77         // once daily run birthday_updates and then expire in background
  78
  79         $d1 = get_config('system','last_expire_day');
  80         $d2 = intval(datetime_convert('UTC','UTC','now','d'));
  81
  82         if($d2 != intval($d1)) {
  83
  84                 update_contact_birthdays();
  85
  86                 update_suggestions();
  87
  88                 set_config('system','last_expire_day',$d2);
  89                 proc_run('php','include/expire.php');
  90         }
  91
  92         // clear old cache
  93         Cache::clear();
  94
  95         // clear item cache files if they are older than one day
  96         $cache = get_config('system','itemcache');
  97         if (($cache != '') and is_dir($cache)) {
  98                 if ($dh = opendir($cache)) {
  99                         while (($file = readdir($dh)) !== false) {
 100                                 $fullpath = $cache."/".$file;
 101                                 if ((filetype($fullpath) == "file") and filectime($fullpath) < (time() - 86400))
 102                                         unlink($fullpath);
 103                         }
 104                         closedir($dh);
 105                 }
 106         }
 107
 108         $manual_id  = 0;
 109         $generation = 0;
 110         $hub_update = false;
 111         $force      = false;
 112         $restart    = false;
 113
 114         if(($argc > 1) && ($argv[1] == 'force'))
 115                 $force = true;
 116
 117         if(($argc > 1) && ($argv[1] == 'restart')) {
 118                 $restart = true;
 119                 $generation = intval($argv[2]);
 120                 if(! $generation)
 121                         killme();
 122         }
 123
 124         if(($argc > 1) && intval($argv[1])) {
 125                 $manual_id = intval($argv[1]);
 126                 $force     = true;
 127         }
 128
 129         $interval = intval(get_config('system','poll_interval'));
 130         if(! $interval)
 131                 $interval = ((get_config('system','delivery_interval') === false) ? 3 : intval(get_config('system','delivery_interval')));
 132
 133         $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 134
 135         reload_plugins();
 136
 137         $d = datetime_convert();
 138
 139         if(! $restart)
 140                 proc_run('php','include/cronhooks.php');
 141
 142         // Only poll from those with suitable relationships,
 143         // and which have a polling address and ignore Diaspora since
 144         // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 145
 146         $abandon_sql = (($abandon_days)
 147                 ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
 148                 : ''
 149         );
 150
 151         $contacts = q("SELECT `contact`.`id` FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid`
 152                 WHERE ( `rel` = %d OR `rel` = %d ) AND `poll` != ''
 153                 AND NOT `network` IN ( '%s', '%s' )
 154                 $sql_extra
 155                 AND `self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`readonly` = 0
 156                 AND `contact`.`archive` = 0
 157                 AND `user`.`account_expired` = 0 $abandon_sql ORDER BY RAND()",
 158                 intval(CONTACT_IS_SHARING),
 159                 intval(CONTACT_IS_FRIEND),
 160                 dbesc(NETWORK_DIASPORA),
 161                 dbesc(NETWORK_FACEBOOK)
 162         );
 163
 164         if(! count($contacts)) {
 165                 return;
 166         }
 167
 168         foreach($contacts as $c) {
 169
 170                 $res = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 171                         intval($c['id'])
 172                 );
 173
 174                 if((! $res) || (! count($res)))
 175                         continue;
 176
 177                 foreach($res as $contact) {
 178
 179                         $xml = false;
 180
 181                         if($manual_id)
 182                                 $contact['last-update'] = '0000-00-00 00:00:00';
 183
 184                         if($contact['network'] === NETWORK_DFRN)
 185                                 $contact['priority'] = 2;
 186
 187                         if(!get_config('system','ostatus_use_priority') and ($contact['network'] === NETWORK_OSTATUS))
 188                                 $contact['priority'] = 2;
 189
 190                         if($contact['priority'] || $contact['subhub']) {
 191
 192                                 $hub_update = true;
 193                                 $update     = false;
 194
 195                                 $t = $contact['last-update'];
 196
 197                                 // We should be getting everything via a hub. But just to be sure, let's check once a day.
 198                                 // (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
 199                                 // This also lets us update our subscription to the hub, and add or replace hubs in case it
 200                                 // changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
 201
 202
 203                                 if($contact['subhub']) {
 204                                         $poll_interval = get_config('system','pushpoll_frequency');
 205                                         $contact['priority'] = (($poll_interval !== false) ? intval($poll_interval) : 3);
 206                                         $hub_update = false;
 207
 208                                         if((datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day")) || $force)
 209                                                         $hub_update = true;
 210                                 }
 211                                 else
 212                                         $hub_update = false;
 213
 214                                 /**
 215                                  * Based on $contact['priority'], should we poll this site now? Or later?
 216                                  */
 217
 218                                 switch ($contact['priority']) {
 219                                         case 5:
 220                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 month"))
 221                                                         $update = true;
 222                                                 break;
 223                                         case 4:
 224                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 week"))
 225                                                         $update = true;
 226                                                 break;
 227                                         case 3:
 228                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day"))
 229                                                         $update = true;
 230                                                 break;
 231                                         case 2:
 232                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 12 hour"))
 233                                                         $update = true;
 234                                                 break;
 235                                         case 1:
 236                                         default:
 237                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 hour"))
 238                                                         $update = true;
 239                                                 break;
 240                                 }
 241                                 if((! $update) && (! $force))
 242                                         continue;
 243                         }
 244
 245                         proc_run('php','include/onepoll.php',$contact['id']);
 246                         if($interval)
 247                                 @time_sleep_until(microtime(true) + (float) $interval);
 248                 }
 249         }
 250
 251         return;
 252 }
 253
 254 if (array_search(__file__,get_included_files())===0){
 255   poller_run($argv,$argc);
 256   killme();
 257 }