<?php require_once("boot.php"); function poller_run($argv, $argc){ global $a, $db; if(is_null($a)) { $a = new App; } if(is_null($db)) { @include(".htconfig.php"); require_once("dba.php"); $db = new dba($db_host, $db_user, $db_pass, $db_data); unset($db_host, $db_user, $db_pass, $db_data); }; require_once('include/session.php'); require_once('include/datetime.php'); require_once('library/simplepie/simplepie.inc'); require_once('include/items.php'); require_once('include/Contact.php'); require_once('include/email.php'); require_once('include/socgraph.php'); require_once('include/pidfile.php'); load_config('config'); load_config('system'); $lockpath = get_config('system','lockpath'); if ($lockpath != '') { $pidfile = new pidfile($lockpath, 'poller.lck'); if($pidfile->is_already_running()) { logger("poller: Already running"); exit; } } $a->set_baseurl(get_config('system','url')); load_hooks(); logger('poller: start'); // run queue delivery process in the background proc_run('php',"include/queue.php"); // expire any expired accounts q("UPDATE user SET `account_expired` = 1 where `account_expired` = 0 AND `account_expires_on` != '0000-00-00 00:00:00' AND `account_expires_on` < UTC_TIMESTAMP() "); $abandon_days = intval(get_config('system','account_abandon_days')); if($abandon_days < 1) $abandon_days = 0; // once daily run birthday_updates and then expire in background $d1 = get_config('system','last_expire_day'); $d2 = intval(datetime_convert('UTC','UTC','now','d')); if($d2 != intval($d1)) { update_contact_birthdays(); update_suggestions(); set_config('system','last_expire_day',$d2); proc_run('php','include/expire.php'); } // clear old cache Cache::clear(); // clear item cache files if they are older than one day $cache = get_config('system','itemcache'); if (($cache != '') and is_dir($cache)) { if ($dh = opendir($cache)) { while (($file = readdir($dh)) !== false) { $fullpath = $cache."/".$file; if ((filetype($fullpath) == "file") and filectime($fullpath) < (time() - 86400)) unlink($fullpath); } closedir($dh); } } $manual_id = 0; $generation = 0; $hub_update = false; $force = false; $restart = false; if(($argc > 1) && ($argv[1] == 'force')) $force = true; if(($argc > 1) && ($argv[1] == 'restart')) { $restart = true; $generation = intval($argv[2]); if(! $generation) killme(); } if(($argc > 1) && intval($argv[1])) { $manual_id = intval($argv[1]); $force = true; } $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : ""); reload_plugins(); $d = datetime_convert(); if(! $restart) proc_run('php','include/cronhooks.php'); // Only poll from those with suitable relationships, // and which have a polling address and ignore Diaspora since // we are unable to match those posts with a Diaspora GUID and prevent duplicates. $abandon_sql = (($abandon_days) ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days)) : '' ); $contacts = q("SELECT `contact`.`id` FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid` WHERE ( `rel` = %d OR `rel` = %d ) AND `poll` != '' AND NOT `network` IN ( '%s', '%s' ) $sql_extra AND `self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`readonly` = 0 AND `user`.`account_expired` = 0 $abandon_sql ORDER BY RAND()", intval(CONTACT_IS_SHARING), intval(CONTACT_IS_FRIEND), dbesc(NETWORK_DIASPORA), dbesc(NETWORK_FACEBOOK) ); if(! count($contacts)) { return; } foreach($contacts as $c) { $res = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1", intval($c['id']) ); if((! $res) || (! count($res))) continue; foreach($res as $contact) { $xml = false; if($manual_id) $contact['last-update'] = '0000-00-00 00:00:00'; if($contact['network'] === NETWORK_DFRN) $contact['priority'] = 2; if(!get_config('system','ostatus_use_priority') and ($contact['network'] === NETWORK_OSTATUS)) $contact['priority'] = 2; if($contact['priority'] || $contact['subhub']) { $hub_update = true; $update = false; $t = $contact['last-update']; // We should be getting everything via a hub. But just to be sure, let's check once a day. // (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately) // This also lets us update our subscription to the hub, and add or replace hubs in case it // changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'. if($contact['subhub']) { $interval = get_config('system','pushpoll_frequency'); $contact['priority'] = (($interval !== false) ? intval($interval) : 3); $hub_update = false; if((datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day")) || $force) $hub_update = true; } else $hub_update = false; /** * Based on $contact['priority'], should we poll this site now? Or later? */ switch ($contact['priority']) { case 5: if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 month")) $update = true; break; case 4: if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 week")) $update = true; break; case 3: if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day")) $update = true; break; case 2: if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 12 hour")) $update = true; break; case 1: default: if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 hour")) $update = true; break; } if((! $update) && (! $force)) continue; } // Check to see if we are running out of memory - if so spawn a new process and kill this one $avail_memory = return_bytes(ini_get('memory_limit')); $memused = memory_get_peak_usage(true); if(intval($avail_memory)) { if(($memused / $avail_memory) > 0.95) { if($generation + 1 > 10) { logger('poller: maximum number of spawns exceeded. Terminating.'); killme(); } logger('poller: memory exceeded. ' . $memused . ' bytes used. Spawning new poll.'); proc_run('php', 'include/poller.php', 'restart', (string) $generation + 1); killme(); } } $importer_uid = $contact['uid']; $r = q("SELECT `contact`.*, `user`.`page-flags` FROM `contact` LEFT JOIN `user` on `contact`.`uid` = `user`.`uid` WHERE `user`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1", intval($importer_uid) ); if(! count($r)) continue; $importer = $r[0]; logger("poller: poll: ({$contact['id']}) IMPORTER: {$importer['name']}, CONTACT: {$contact['name']}"); $last_update = (($contact['last-update'] === '0000-00-00 00:00:00') ? datetime_convert('UTC','UTC','now - 30 days', ATOM_TIME) : datetime_convert('UTC','UTC',$contact['last-update'], ATOM_TIME) ); if($contact['network'] === NETWORK_DFRN) { $idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']); if(intval($contact['duplex']) && $contact['dfrn-id']) $idtosend = '0:' . $orig_id; if(intval($contact['duplex']) && $contact['issued-id']) $idtosend = '1:' . $orig_id; // they have permission to write to us. We already filtered this in the contact query. $perm = 'rw'; $url = $contact['poll'] . '?dfrn_id=' . $idtosend . '&dfrn_version=' . DFRN_PROTOCOL_VERSION . '&type=data&last_update=' . $last_update . '&perm=' . $perm ; $handshake_xml = fetch_url($url); logger('poller: handshake with url ' . $url . ' returns xml: ' . $handshake_xml, LOGGER_DATA); if(! $handshake_xml) { logger("poller: $url appears to be dead - marking for death "); // dead connection - might be a transient event, or this might // mean the software was uninstalled or the domain expired. // Will keep trying for one month. mark_for_death($contact); // set the last-update so we don't keep polling $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1", dbesc(datetime_convert()), intval($contact['id']) ); continue; } if(! strstr($handshake_xml,'<?xml')) { logger('poller: response from ' . $url . ' did not contain XML.'); $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1", dbesc(datetime_convert()), intval($contact['id']) ); continue; } $res = parse_xml_string($handshake_xml); if(intval($res->status) == 1) { logger("poller: $url replied status 1 - marking for death "); // we may not be friends anymore. Will keep trying for one month. // set the last-update so we don't keep polling $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1", dbesc(datetime_convert()), intval($contact['id']) ); mark_for_death($contact); } else { if($contact['term-date'] != '0000-00-00 00:00:00') { logger("poller: $url back from the dead - removing mark for death"); unmark_for_death($contact); } } if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id))) continue; if(((float) $res->dfrn_version > 2.21) && ($contact['poco'] == '')) { q("update contact set poco = '%s' where id = %d limit 1", dbesc(str_replace('/profile/','/poco/', $contact['url'])), intval($contact['id']) ); } $postvars = array(); $sent_dfrn_id = hex2bin((string) $res->dfrn_id); $challenge = hex2bin((string) $res->challenge); $final_dfrn_id = ''; if(($contact['duplex']) && strlen($contact['prvkey'])) { openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']); openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']); } else { openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']); openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']); } $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.')); if(strpos($final_dfrn_id,':') == 1) $final_dfrn_id = substr($final_dfrn_id,2); if($final_dfrn_id != $orig_id) { logger('poller: ID did not decode: ' . $contact['id'] . ' orig: ' . $orig_id . ' final: ' . $final_dfrn_id); // did not decode properly - cannot trust this site continue; } $postvars['dfrn_id'] = $idtosend; $postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION; $postvars['perm'] = 'rw'; $xml = post_url($contact['poll'],$postvars); } elseif(($contact['network'] === NETWORK_OSTATUS) || ($contact['network'] === NETWORK_DIASPORA) || ($contact['network'] === NETWORK_FEED) ) { // Upgrading DB fields from an older Friendica version // Will only do this once per notify-enabled OStatus contact // or if relationship changes $stat_writeable = ((($contact['notify']) && ($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['rel'] == CONTACT_IS_FRIEND)) ? 1 : 0); if($stat_writeable != $contact['writable']) { q("UPDATE `contact` SET `writable` = %d WHERE `id` = %d LIMIT 1", intval($stat_writeable), intval($contact['id']) ); } // Are we allowed to import from this person? if($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['blocked'] || $contact['readonly']) continue; $xml = fetch_url($contact['poll']); } elseif($contact['network'] === NETWORK_MAIL || $contact['network'] === NETWORK_MAIL2) { logger("Mail: Fetching"); $mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1); if($mail_disabled) continue; logger("Mail: Enabled"); $mbox = null; $x = q("SELECT `prvkey` FROM `user` WHERE `uid` = %d LIMIT 1", intval($importer_uid) ); $mailconf = q("SELECT * FROM `mailacct` WHERE `server` != '' AND `uid` = %d LIMIT 1", intval($importer_uid) ); if(count($x) && count($mailconf)) { $mailbox = construct_mailbox_name($mailconf[0]); $password = ''; openssl_private_decrypt(hex2bin($mailconf[0]['pass']),$password,$x[0]['prvkey']); $mbox = email_connect($mailbox,$mailconf[0]['user'],$password); unset($password); logger("Mail: Connect"); if($mbox) { q("UPDATE `mailacct` SET `last_check` = '%s' WHERE `id` = %d AND `uid` = %d LIMIT 1", dbesc(datetime_convert()), intval($mailconf[0]['id']), intval($importer_uid) ); } } if($mbox) { logger("Mail: mbox"); $msgs = email_poll($mbox,$contact['addr']); if(count($msgs)) { logger("Mail: Parsing ".count($msgs)." mails."); foreach($msgs as $msg_uid) { logger("Mail: Parsing mail ".$msg_uid); $datarray = array(); $meta = email_msg_meta($mbox,$msg_uid); $headers = email_msg_headers($mbox,$msg_uid); // look for a 'references' header and try and match with a parent item we have locally. $raw_refs = ((x($headers,'references')) ? str_replace("\t",'',$headers['references']) : ''); $datarray['uri'] = msgid2iri(trim($meta->message_id,'<>')); if($raw_refs) { $refs_arr = explode(' ', $raw_refs); if(count($refs_arr)) { for($x = 0; $x < count($refs_arr); $x ++) $refs_arr[$x] = "'" . msgid2iri(str_replace(array('<','>',' '),array('','',''),dbesc($refs_arr[$x]))) . "'"; } $qstr = implode(',',$refs_arr); $r = q("SELECT `uri` , `parent-uri` FROM `item` WHERE `uri` IN ( $qstr ) AND `uid` = %d LIMIT 1", intval($importer_uid) ); if(count($r)) $datarray['parent-uri'] = $r[0]['uri']; } if(! x($datarray,'parent-uri')) $datarray['parent-uri'] = $datarray['uri']; // Have we seen it before? $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1", intval($importer_uid), dbesc($datarray['uri']) ); if(count($r)) { logger("Mail: Seen before ".$msg_uid); if($meta->deleted && ! $r[0]['deleted']) { q("UPDATE `item` SET `deleted` = 1, `changed` = '%s' WHERE `id` = %d LIMIT 1", dbesc(datetime_convert()), intval($r[0]['id']) ); } switch ($mailconf[0]['action']) { case 0: break; case 1: logger("Mail: Deleting ".$msg_uid); imap_delete($mbox, $msg_uid, FT_UID); break; case 2: logger("Mail: Mark as seen ".$msg_uid); imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID); break; case 3: logger("Mail: Moving ".$msg_uid." to ".$mailconf[0]['movetofolder']); imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID); if ($mailconf[0]['movetofolder'] != "") imap_mail_move($mbox, $msg_uid, $mailconf[0]['movetofolder'], FT_UID); break; } continue; } // Decoding the header $subject = imap_mime_header_decode($meta->subject); $datarray['title'] = ""; foreach($subject as $subpart) if ($subpart->charset != "default") $datarray['title'] .= iconv($subpart->charset, 'UTF-8//IGNORE', $subpart->text); else $datarray['title'] .= $subpart->text; $datarray['title'] = notags(trim($datarray['title'])); //$datarray['title'] = notags(trim($meta->subject)); $datarray['created'] = datetime_convert('UTC','UTC',$meta->date); // Is it reply? $reply = ((substr(strtolower($datarray['title']), 0, 3) == "re:") or (substr(strtolower($datarray['title']), 0, 3) == "re-") or (raw_refs != "")); $r = email_get_msg($mbox,$msg_uid, $reply); if(! $r) { logger("Mail: can't fetch msg ".$msg_uid); continue; } $datarray['body'] = escape_tags($r['body']); logger("Mail: Importing ".$msg_uid); // some mailing lists have the original author as 'from' - add this sender info to msg body. // todo: adding a gravatar for the original author would be cool if(! stristr($meta->from,$contact['addr'])) { $from = imap_mime_header_decode($meta->from); $fromdecoded = ""; foreach($from as $frompart) if ($frompart->charset != "default") $fromdecoded .= iconv($frompart->charset, 'UTF-8//IGNORE', $frompart->text); else $fromdecoded .= $frompart->text; $datarray['body'] = "[b]".t('From: ') . escape_tags($fromdecoded) . "[/b]\n\n" . $datarray['body']; } $datarray['uid'] = $importer_uid; $datarray['contact-id'] = $contact['id']; if($datarray['parent-uri'] === $datarray['uri']) $datarray['private'] = 1; if(($contact['network'] === NETWORK_MAIL) && (! get_pconfig($importer_uid,'system','allow_public_email_replies'))) { $datarray['private'] = 1; $datarray['allow_cid'] = '<' . $contact['id'] . '>'; } $datarray['author-name'] = $contact['name']; $datarray['author-link'] = 'mailbox'; $datarray['author-avatar'] = $contact['photo']; $stored_item = item_store($datarray); q("UPDATE `item` SET `last-child` = 0 WHERE `parent-uri` = '%s' AND `uid` = %d", dbesc($datarray['parent-uri']), intval($importer_uid) ); q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1", intval($stored_item) ); switch ($mailconf[0]['action']) { case 0: break; case 1: logger("Mail: Deleting ".$msg_uid); imap_delete($mbox, $msg_uid, FT_UID); break; case 2: logger("Mail: Mark as seen ".$msg_uid); imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID); break; case 3: logger("Mail: Moving ".$msg_uid." to ".$mailconf[0]['movetofolder']); imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID); if ($mailconf[0]['movetofolder'] != "") imap_mail_move($mbox, $msg_uid, $mailconf[0]['movetofolder'], FT_UID); break; } } } imap_close($mbox); } } elseif($contact['network'] === NETWORK_FACEBOOK) { // This is picked up by the Facebook plugin on a cron hook. // Ignored here. } if($xml) { logger('poller: received xml : ' . $xml, LOGGER_DATA); if(! strstr($xml,'<?xml')) { logger('poller: post_handshake: response from ' . $url . ' did not contain XML.'); $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1", dbesc(datetime_convert()), intval($contact['id']) ); continue; } consume_feed($xml,$importer,$contact,$hub,1,1); // do it twice. Ensures that children of parents which may be later in the stream aren't tossed consume_feed($xml,$importer,$contact,$hub,1,2); $hubmode = 'subscribe'; if($contact['network'] === NETWORK_DFRN || $contact['blocked'] || $contact['readonly']) $hubmode = 'unsubscribe'; if((strlen($hub)) && ($hub_update) && ($contact['rel'] != CONTACT_IS_FOLLOWER)) { logger('poller: hub ' . $hubmode . ' : ' . $hub . ' contact name : ' . $contact['name'] . ' local user : ' . $importer['name']); $hubs = explode(',', $hub); if(count($hubs)) { foreach($hubs as $h) { $h = trim($h); if(! strlen($h)) continue; subscribe_to_hub($h,$importer,$contact,$hubmode); } } } } $updated = datetime_convert(); $r = q("UPDATE `contact` SET `last-update` = '%s', `success_update` = '%s' WHERE `id` = %d LIMIT 1", dbesc($updated), dbesc($updated), intval($contact['id']) ); // load current friends if possible. if($contact['poco']) { $r = q("SELECT count(*) as total from glink where `cid` = %d and updated > UTC_TIMESTAMP() - INTERVAL 1 DAY", intval($contact['id']) ); } if(count($r)) { if(! $r[0]['total']) { poco_load($contact['id'],$importer_uid,$contact['poco']); } } // loop - next contact } } return; } if (array_search(__file__,get_included_files())===0){ poller_run($argv,$argc); killme(); }