3 require_once("boot.php");
6 function poller_run($argv, $argc){
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);
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');
29 load_config('config');
30 load_config('system');
32 $a->set_baseurl(get_config('system','url'));
36 logger('poller: start');
38 // run queue delivery process in the background
40 proc_run('php',"include/queue.php");
42 // expire any expired accounts
44 q("UPDATE user SET `account_expired` = 1 where `account_expired` = 0
45 AND `account_expires_on` != '0000-00-00 00:00:00'
46 AND `account_expires_on` < UTC_TIMESTAMP() ");
48 $abandon_days = intval(get_config('system','account_abandon_days'));
54 // once daily run birthday_updates and then expire in background
56 $d1 = get_config('system','last_expire_day');
57 $d2 = intval(datetime_convert('UTC','UTC','now','d'));
59 if($d2 != intval($d1)) {
61 update_contact_birthdays();
65 set_config('system','last_expire_day',$d2);
66 proc_run('php','include/expire.php');
78 if(($argc > 1) && ($argv[1] == 'force'))
81 if(($argc > 1) && ($argv[1] == 'restart')) {
83 $generation = intval($argv[2]);
88 if(($argc > 1) && intval($argv[1])) {
89 $manual_id = intval($argv[1]);
93 $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
97 $d = datetime_convert();
100 proc_run('php','include/cronhooks.php');
102 // Only poll from those with suitable relationships,
103 // and which have a polling address and ignore Diaspora since
104 // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
106 $abandon_sql = (($abandon_days)
107 ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
111 $contacts = q("SELECT `contact`.`id` FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid`
112 WHERE ( `rel` = %d OR `rel` = %d ) AND `poll` != ''
113 AND NOT `network` IN ( '%s', '%s' )
115 AND `self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`readonly` = 0
116 AND `user`.`account_expired` = 0 $abandon_sql ORDER BY RAND()",
117 intval(CONTACT_IS_SHARING),
118 intval(CONTACT_IS_FRIEND),
119 dbesc(NETWORK_DIASPORA),
120 dbesc(NETWORK_FACEBOOK)
123 if(! count($contacts)) {
127 foreach($contacts as $c) {
129 $res = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
133 if((! $res) || (! count($res)))
136 foreach($res as $contact) {
141 $contact['last-update'] = '0000-00-00 00:00:00';
143 if($contact['network'] === NETWORK_DFRN || $contact['network'] === NETWORK_OSTATUS)
144 $contact['priority'] = 2;
146 if($contact['priority'] || $contact['subhub']) {
151 $t = $contact['last-update'];
153 // We should be getting everything via a hub. But just to be sure, let's check once a day.
154 // (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
155 // This also lets us update our subscription to the hub, and add or replace hubs in case it
156 // changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
159 if($contact['subhub']) {
160 $interval = get_config('system','pushpoll_frequency');
161 $contact['priority'] = (($interval !== false) ? intval($interval) : 3);
164 if((datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day")) || $force)
171 * Based on $contact['priority'], should we poll this site now? Or later?
174 switch ($contact['priority']) {
176 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 month"))
180 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 week"))
184 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day"))
188 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 12 hour"))
193 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 hour"))
197 // if((! $update) && (! $force))
201 // Check to see if we are running out of memory - if so spawn a new process and kill this one
203 $avail_memory = return_bytes(ini_get('memory_limit'));
204 $memused = memory_get_peak_usage(true);
205 if(intval($avail_memory)) {
206 if(($memused / $avail_memory) > 0.95) {
207 if($generation + 1 > 10) {
208 logger('poller: maximum number of spawns exceeded. Terminating.');
211 logger('poller: memory exceeded. ' . $memused . ' bytes used. Spawning new poll.');
212 proc_run('php', 'include/poller.php', 'restart', (string) $generation + 1);
217 $importer_uid = $contact['uid'];
219 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
220 intval($importer_uid)
227 logger("poller: poll: ({$contact['id']}) IMPORTER: {$importer['name']}, CONTACT: {$contact['name']}");
229 $last_update = (($contact['last-update'] === '0000-00-00 00:00:00')
230 ? datetime_convert('UTC','UTC','now - 30 days', ATOM_TIME)
231 : datetime_convert('UTC','UTC',$contact['last-update'], ATOM_TIME)
234 if($contact['network'] === NETWORK_DFRN) {
236 $idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
238 if(intval($contact['duplex']) && $contact['dfrn-id'])
239 $idtosend = '0:' . $orig_id;
240 if(intval($contact['duplex']) && $contact['issued-id'])
241 $idtosend = '1:' . $orig_id;
243 // they have permission to write to us. We already filtered this in the contact query.
246 $url = $contact['poll'] . '?dfrn_id=' . $idtosend
247 . '&dfrn_version=' . DFRN_PROTOCOL_VERSION
248 . '&type=data&last_update=' . $last_update
251 $handshake_xml = fetch_url($url);
253 logger('poller: handshake with url ' . $url . ' returns xml: ' . $handshake_xml, LOGGER_DATA);
256 if(! $handshake_xml) {
257 logger("poller: $url appears to be dead - marking for death ");
258 // dead connection - might be a transient event, or this might
259 // mean the software was uninstalled or the domain expired.
260 // Will keep trying for one month.
261 mark_for_death($contact);
263 // set the last-update so we don't keep polling
265 $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
266 dbesc(datetime_convert()),
267 intval($contact['id'])
273 if(! strstr($handshake_xml,'<?xml')) {
274 logger('poller: response from ' . $url . ' did not contain XML.');
275 $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
276 dbesc(datetime_convert()),
277 intval($contact['id'])
283 $res = parse_xml_string($handshake_xml);
285 if(intval($res->status) == 1) {
286 logger("poller: $url replied status 1 - marking for death ");
288 // we may not be friends anymore. Will keep trying for one month.
289 // set the last-update so we don't keep polling
291 $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
292 dbesc(datetime_convert()),
293 intval($contact['id'])
296 mark_for_death($contact);
299 if($contact['term-date'] != '0000-00-00 00:00:00') {
300 logger("poller: $url back from the dead - removing mark for death");
301 unmark_for_death($contact);
305 if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
308 if(((float) $res->dfrn_version > 2.21) && ($contact['poco'] == '')) {
309 q("update contact set poco = '%s' where id = %d limit 1",
310 dbesc(str_replace('/profile/','/poco/', $contact['url'])),
311 intval($contact['id'])
317 $sent_dfrn_id = hex2bin((string) $res->dfrn_id);
318 $challenge = hex2bin((string) $res->challenge);
322 if(($contact['duplex']) && strlen($contact['prvkey'])) {
323 openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']);
324 openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']);
327 openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']);
328 openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
331 $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
333 if(strpos($final_dfrn_id,':') == 1)
334 $final_dfrn_id = substr($final_dfrn_id,2);
336 if($final_dfrn_id != $orig_id) {
337 logger('poller: ID did not decode: ' . $contact['id'] . ' orig: ' . $orig_id . ' final: ' . $final_dfrn_id);
338 // did not decode properly - cannot trust this site
342 $postvars['dfrn_id'] = $idtosend;
343 $postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
344 $postvars['perm'] = 'rw';
346 $xml = post_url($contact['poll'],$postvars);
348 elseif(($contact['network'] === NETWORK_OSTATUS)
349 || ($contact['network'] === NETWORK_DIASPORA)
350 || ($contact['network'] === NETWORK_FEED) ) {
352 // Upgrading DB fields from an older Friendika version
353 // Will only do this once per notify-enabled OStatus contact
354 // or if relationship changes
356 $stat_writeable = ((($contact['notify']) && ($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['rel'] == CONTACT_IS_FRIEND)) ? 1 : 0);
358 if($stat_writeable != $contact['writable']) {
359 q("UPDATE `contact` SET `writable` = %d WHERE `id` = %d LIMIT 1",
360 intval($stat_writeable),
361 intval($contact['id'])
365 // Are we allowed to import from this person?
367 if($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['blocked'] || $contact['readonly'])
370 $xml = fetch_url($contact['poll']);
372 elseif($contact['network'] === NETWORK_MAIL || $contact['network'] === NETWORK_MAIL2) {
374 logger("Mail: Fetching");
376 $mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
380 logger("Mail: Enabled");
383 $x = q("SELECT `prvkey` FROM `user` WHERE `uid` = %d LIMIT 1",
384 intval($importer_uid)
386 $mailconf = q("SELECT * FROM `mailacct` WHERE `server` != '' AND `uid` = %d LIMIT 1",
387 intval($importer_uid)
389 if(count($x) && count($mailconf)) {
390 $mailbox = construct_mailbox_name($mailconf[0]);
392 openssl_private_decrypt(hex2bin($mailconf[0]['pass']),$password,$x[0]['prvkey']);
393 $mbox = email_connect($mailbox,$mailconf[0]['user'],$password);
395 logger("Mail: Connect");
397 q("UPDATE `mailacct` SET `last_check` = '%s' WHERE `id` = %d AND `uid` = %d LIMIT 1",
398 dbesc(datetime_convert()),
399 intval($mailconf[0]['id']),
400 intval($importer_uid)
405 logger("Mail: mbox");
407 $msgs = email_poll($mbox,$contact['addr']);
410 logger("Mail: Parsing ".count($msgs)." mails.");
412 foreach($msgs as $msg_uid) {
413 logger("Mail: Parsing mail ".$msg_uid);
416 $meta = email_msg_meta($mbox,$msg_uid);
417 $headers = email_msg_headers($mbox,$msg_uid);
419 // look for a 'references' header and try and match with a parent item we have locally.
421 $raw_refs = ((x($headers,'references')) ? str_replace("\t",'',$headers['references']) : '');
422 $datarray['uri'] = trim($meta->message_id,'<>');
425 $refs_arr = explode(' ', $raw_refs);
426 if(count($refs_arr)) {
427 for($x = 0; $x < count($refs_arr); $x ++)
428 $refs_arr[$x] = "'" . str_replace(array('<','>',' '),array('','',''),dbesc($refs_arr[$x])) . "'";
430 $qstr = implode(',',$refs_arr);
431 $r = q("SELECT `uri` , `parent-uri` FROM `item` WHERE `uri` IN ( $qstr ) AND `uid` = %d LIMIT 1",
432 intval($importer_uid)
435 $datarray['parent-uri'] = $r[0]['uri'];
439 if(! x($datarray,'parent-uri'))
440 $datarray['parent-uri'] = $datarray['uri'];
442 // Have we seen it before?
443 $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
444 intval($importer_uid),
445 dbesc($datarray['uri'])
449 logger("Mail: Seen before ".$msg_uid);
450 if($meta->deleted && ! $r[0]['deleted']) {
451 q("UPDATE `item` SET `deleted` = 1, `changed` = '%s' WHERE `id` = %d LIMIT 1",
452 dbesc(datetime_convert()),
458 $datarray['title'] = notags(trim($meta->subject));
459 $datarray['created'] = datetime_convert('UTC','UTC',$meta->date);
461 $r = email_get_msg($mbox,$msg_uid);
463 logger("Mail: can't fetch msg ".$msg_uid);
466 $datarray['body'] = escape_tags($r['body']);
468 logger("Mail: Importing ".$msg_uid);
470 // some mailing lists have the original author as 'from' - add this sender info to msg body.
471 // todo: adding a gravatar for the original author would be cool
473 if(! stristr($meta->from,$contact['addr']))
474 $datarray['body'] = t('From: ') . escape_tags($meta->from) . "\n\n" . $datarray['body'];
476 $datarray['uid'] = $importer_uid;
477 $datarray['contact-id'] = $contact['id'];
478 if($datarray['parent-uri'] === $datarray['uri'])
479 $datarray['private'] = 1;
480 if(($contact['network'] === NETWORK_MAIL) && (! get_pconfig($importer_uid,'system','allow_public_email_replies'))) {
481 $datarray['private'] = 1;
482 $datarray['allow_cid'] = '<' . $contact['id'] . '>';
484 $datarray['author-name'] = $contact['name'];
485 $datarray['author-link'] = 'mailbox';
486 $datarray['author-avatar'] = $contact['photo'];
488 $stored_item = item_store($datarray);
489 q("UPDATE `item` SET `last-child` = 0 WHERE `parent-uri` = '%s' AND `uid` = %d",
490 dbesc($datarray['parent-uri']),
491 intval($importer_uid)
493 q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
502 elseif($contact['network'] === NETWORK_FACEBOOK) {
503 // This is picked up by the Facebook plugin on a cron hook.
508 logger('poller: received xml : ' . $xml, LOGGER_DATA);
510 if(! strstr($xml,'<?xml')) {
511 logger('poller: post_handshake: response from ' . $url . ' did not contain XML.');
512 $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
513 dbesc(datetime_convert()),
514 intval($contact['id'])
520 consume_feed($xml,$importer,$contact,$hub,1,1);
522 // do it twice. Ensures that children of parents which may be later in the stream aren't tossed
524 consume_feed($xml,$importer,$contact,$hub,1,2);
526 $hubmode = 'subscribe';
527 if($contact['network'] === NETWORK_DFRN || $contact['blocked'] || $contact['readonly'])
528 $hubmode = 'unsubscribe';
530 if((strlen($hub)) && ($hub_update) && ($contact['rel'] != CONTACT_IS_FOLLOWER)) {
531 logger('poller: hub ' . $hubmode . ' : ' . $hub . ' contact name : ' . $contact['name'] . ' local user : ' . $importer['name']);
532 $hubs = explode(',', $hub);
534 foreach($hubs as $h) {
538 subscribe_to_hub($h,$importer,$contact,$hubmode);
545 $updated = datetime_convert();
547 $r = q("UPDATE `contact` SET `last-update` = '%s', `success_update` = '%s' WHERE `id` = %d LIMIT 1",
550 intval($contact['id'])
554 // load current friends if possible.
556 if($contact['poco']) {
557 $r = q("SELECT count(*) as total from glink
558 where `cid` = %d and updated > UTC_TIMESTAMP() - INTERVAL 1 DAY",
559 intval($contact['id'])
563 if(! $r[0]['total']) {
564 poco_load($contact['id'],$importer_uid,$contact['poco']);
568 // loop - next contact
576 if (array_search(__file__,get_included_files())===0){
577 poller_run($argv,$argc);