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($d1)) {
61 update_contact_birthdays();
63 set_config('system','last_expire_day',$d2);
64 proc_run('php','include/expire.php');
76 if(($argc > 1) && ($argv[1] == 'force'))
79 if(($argc > 1) && ($argv[1] == 'restart')) {
81 $generation = intval($argv[2]);
86 if(($argc > 1) && intval($argv[1])) {
87 $manual_id = intval($argv[1]);
91 $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
95 $d = datetime_convert();
98 proc_run('php','include/cronhooks.php');
100 // Only poll from those with suitable relationships,
101 // and which have a polling address and ignore Diaspora since
102 // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
104 $abandon_sql = (($abandon_days)
105 ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
109 $contacts = q("SELECT `contact`.`id` FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid`
110 WHERE ( `rel` = %d OR `rel` = %d ) AND `poll` != ''
111 AND NOT `network` IN ( '%s', '%s' )
113 AND `self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`readonly` = 0
114 AND `user`.`account_expired` = 0 $abandon_sql ORDER BY RAND()",
115 intval(CONTACT_IS_SHARING),
116 intval(CONTACT_IS_FRIEND),
117 dbesc(NETWORK_DIASPORA),
118 dbesc(NETWORK_FACEBOOK)
121 if(! count($contacts)) {
125 foreach($contacts as $c) {
127 $res = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
131 if((! $res) || (! count($res)))
134 foreach($res as $contact) {
139 $contact['last-update'] = '0000-00-00 00:00:00';
141 if($contact['network'] === NETWORK_DFRN)
142 $contact['priority'] = 2;
144 if($contact['priority'] || $contact['subhub']) {
149 $t = $contact['last-update'];
151 // We should be getting everything via a hub. But just to be sure, let's check once a day.
152 // (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
153 // This also lets us update our subscription to the hub, and add or replace hubs in case it
154 // changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
157 if($contact['subhub']) {
158 $interval = get_config('system','pushpoll_frequency');
159 $contact['priority'] = (($interval !== false) ? intval($interval) : 3);
162 if((datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day")) || $force)
169 * Based on $contact['priority'], should we poll this site now? Or later?
172 switch ($contact['priority']) {
174 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 month"))
178 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 week"))
182 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day"))
186 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 12 hour"))
191 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 hour"))
195 if((! $update) && (! $force))
199 // Check to see if we are running out of memory - if so spawn a new process and kill this one
201 $avail_memory = return_bytes(ini_get('memory_limit'));
202 $memused = memory_get_peak_usage(true);
203 if(intval($avail_memory)) {
204 if(($memused / $avail_memory) > 0.95) {
205 if($generation + 1 > 10) {
206 logger('poller: maximum number of spawns exceeded. Terminating.');
209 logger('poller: memory exceeded. ' . $memused . ' bytes used. Spawning new poll.');
210 proc_run('php', 'include/poller.php', 'restart', (string) $generation + 1);
215 $importer_uid = $contact['uid'];
217 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
218 intval($importer_uid)
225 logger("poller: poll: ({$contact['id']}) IMPORTER: {$importer['name']}, CONTACT: {$contact['name']}");
227 $last_update = (($contact['last-update'] === '0000-00-00 00:00:00')
228 ? datetime_convert('UTC','UTC','now - 30 days', ATOM_TIME)
229 : datetime_convert('UTC','UTC',$contact['last-update'], ATOM_TIME)
232 if($contact['network'] === NETWORK_DFRN) {
234 $idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
236 if(intval($contact['duplex']) && $contact['dfrn-id'])
237 $idtosend = '0:' . $orig_id;
238 if(intval($contact['duplex']) && $contact['issued-id'])
239 $idtosend = '1:' . $orig_id;
241 // they have permission to write to us. We already filtered this in the contact query.
244 $url = $contact['poll'] . '?dfrn_id=' . $idtosend
245 . '&dfrn_version=' . DFRN_PROTOCOL_VERSION
246 . '&type=data&last_update=' . $last_update
249 $handshake_xml = fetch_url($url);
251 logger('poller: handshake with url ' . $url . ' returns xml: ' . $handshake_xml, LOGGER_DATA);
254 if(! $handshake_xml) {
255 logger("poller: $url appears to be dead - marking for death ");
256 // dead connection - might be a transient event, or this might
257 // mean the software was uninstalled or the domain expired.
258 // Will keep trying for one month.
259 mark_for_death($contact);
261 // set the last-update so we don't keep polling
263 $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
264 dbesc(datetime_convert()),
265 intval($contact['id'])
271 if(! strstr($handshake_xml,'<?xml')) {
272 logger('poller: response from ' . $url . ' did not contain XML.');
273 $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
274 dbesc(datetime_convert()),
275 intval($contact['id'])
281 $res = parse_xml_string($handshake_xml);
283 if(intval($res->status) == 1) {
284 logger("poller: $url replied status 1 - marking for death ");
286 // we may not be friends anymore. Will keep trying for one month.
287 // set the last-update so we don't keep polling
289 $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
290 dbesc(datetime_convert()),
291 intval($contact['id'])
294 mark_for_death($contact);
297 if($contact['term-date'] != '0000-00-00 00:00:00') {
298 logger("poller: $url back from the dead - removing mark for death");
299 unmark_for_death($contact);
303 if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
306 if(((float) $res->dfrn_version > 2.21) && ($contact['poco'] == '')) {
307 q("update contact set poco = '%s' where id = %d limit 1",
308 dbesc(str_replace('/profile/','/poco/', $contact['url'])),
309 intval($contact['id'])
315 $sent_dfrn_id = hex2bin((string) $res->dfrn_id);
316 $challenge = hex2bin((string) $res->challenge);
320 if(($contact['duplex']) && strlen($contact['prvkey'])) {
321 openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']);
322 openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']);
325 openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']);
326 openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
329 $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
331 if(strpos($final_dfrn_id,':') == 1)
332 $final_dfrn_id = substr($final_dfrn_id,2);
334 if($final_dfrn_id != $orig_id) {
335 logger('poller: ID did not decode: ' . $contact['id'] . ' orig: ' . $orig_id . ' final: ' . $final_dfrn_id);
336 // did not decode properly - cannot trust this site
340 $postvars['dfrn_id'] = $idtosend;
341 $postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
342 $postvars['perm'] = 'rw';
344 $xml = post_url($contact['poll'],$postvars);
346 elseif(($contact['network'] === NETWORK_OSTATUS)
347 || ($contact['network'] === NETWORK_DIASPORA)
348 || ($contact['network'] === NETWORK_FEED) ) {
350 // Upgrading DB fields from an older Friendika version
351 // Will only do this once per notify-enabled OStatus contact
352 // or if relationship changes
354 $stat_writeable = ((($contact['notify']) && ($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['rel'] == CONTACT_IS_FRIEND)) ? 1 : 0);
356 if($stat_writeable != $contact['writable']) {
357 q("UPDATE `contact` SET `writable` = %d WHERE `id` = %d LIMIT 1",
358 intval($stat_writeable),
359 intval($contact['id'])
363 // Are we allowed to import from this person?
365 if($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['blocked'] || $contact['readonly'])
368 $xml = fetch_url($contact['poll']);
370 elseif($contact['network'] === NETWORK_MAIL) {
372 $mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
377 $x = q("SELECT `prvkey` FROM `user` WHERE `uid` = %d LIMIT 1",
378 intval($importer_uid)
380 $mailconf = q("SELECT * FROM `mailacct` WHERE `server` != '' AND `uid` = %d LIMIT 1",
381 intval($importer_uid)
383 if(count($x) && count($mailconf)) {
384 $mailbox = construct_mailbox_name($mailconf[0]);
386 openssl_private_decrypt(hex2bin($mailconf[0]['pass']),$password,$x[0]['prvkey']);
387 $mbox = email_connect($mailbox,$mailconf[0]['user'],$password);
390 q("UPDATE `mailacct` SET `last_check` = '%s' WHERE `id` = %d AND `uid` = %d LIMIT 1",
391 dbesc(datetime_convert()),
392 intval($mailconf[0]['id']),
393 intval($importer_uid)
399 $msgs = email_poll($mbox,$contact['addr']);
402 foreach($msgs as $msg_uid) {
404 $meta = email_msg_meta($mbox,$msg_uid);
405 $headers = email_msg_headers($mbox,$msg_uid);
407 // look for a 'references' header and try and match with a parent item we have locally.
409 $raw_refs = ((x($headers,'references')) ? str_replace("\t",'',$headers['references']) : '');
410 $datarray['uri'] = trim($meta->message_id,'<>');
413 $refs_arr = explode(' ', $raw_refs);
414 if(count($refs_arr)) {
415 for($x = 0; $x < count($refs_arr); $x ++)
416 $refs_arr[$x] = "'" . str_replace(array('<','>',' '),array('','',''),dbesc($refs_arr[$x])) . "'";
418 $qstr = implode(',',$refs_arr);
419 $r = q("SELECT `uri` , `parent-uri` FROM `item` WHERE `uri` IN ( $qstr ) AND `uid` = %d LIMIT 1",
420 intval($importer_uid)
423 $datarray['parent-uri'] = $r[0]['uri'];
427 if(! x($datarray,'parent-uri'))
428 $datarray['parent-uri'] = $datarray['uri'];
430 // Have we seen it before?
431 $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
432 intval($importer_uid),
433 dbesc($datarray['uri'])
437 if($meta->deleted && ! $r[0]['deleted']) {
438 q("UPDATE `item` SET `deleted` = 1, `changed` = '%s' WHERE `id` = %d LIMIT 1",
439 dbesc(datetime_convert()),
445 $datarray['title'] = notags(trim($meta->subject));
446 $datarray['created'] = datetime_convert('UTC','UTC',$meta->date);
448 $r = email_get_msg($mbox,$msg_uid);
451 $datarray['body'] = escape_tags($r['body']);
453 // some mailing lists have the original author as 'from' - add this sender info to msg body.
454 // todo: adding a gravatar for the original author would be cool
456 if(! stristr($meta->from,$contact['addr']))
457 $datarray['body'] = t('From: ') . escape_tags($meta->from) . "\n\n" . $datarray['body'];
459 $datarray['uid'] = $importer_uid;
460 $datarray['contact-id'] = $contact['id'];
461 if($datarray['parent-uri'] === $datarray['uri'])
462 $datarray['private'] = 1;
463 if(! get_pconfig($importer_uid,'system','allow_public_email_replies')) {
464 $datarray['private'] = 1;
465 $datarray['allow_cid'] = '<' . $contact['id'] . '>';
467 $datarray['author-name'] = $contact['name'];
468 $datarray['author-link'] = 'mailbox';
469 $datarray['author-avatar'] = $contact['photo'];
471 $stored_item = item_store($datarray);
472 q("UPDATE `item` SET `last-child` = 0 WHERE `parent-uri` = '%s' AND `uid` = %d",
473 dbesc($datarray['parent-uri']),
474 intval($importer_uid)
476 q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
485 elseif($contact['network'] === NETWORK_FACEBOOK) {
486 // This is picked up by the Facebook plugin on a cron hook.
491 logger('poller: received xml : ' . $xml, LOGGER_DATA);
493 if(! strstr($xml,'<?xml')) {
494 logger('poller: post_handshake: response from ' . $url . ' did not contain XML.');
495 $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
496 dbesc(datetime_convert()),
497 intval($contact['id'])
503 consume_feed($xml,$importer,$contact,$hub,1,1);
505 // do it twice. Ensures that children of parents which may be later in the stream aren't tossed
507 consume_feed($xml,$importer,$contact,$hub,1,2);
509 $hubmode = 'subscribe';
510 if($contact['network'] === NETWORK_DFRN || $contact['blocked'] || $contact['readonly'])
511 $hubmode = 'unsubscribe';
513 if((strlen($hub)) && ($hub_update) && ($contact['rel'] != CONTACT_IS_FOLLOWER)) {
514 logger('poller: hub ' . $hubmode . ' : ' . $hub . ' contact name : ' . $contact['name'] . ' local user : ' . $importer['name']);
515 $hubs = explode(',', $hub);
517 foreach($hubs as $h) {
521 subscribe_to_hub($h,$importer,$contact,$hubmode);
528 $updated = datetime_convert();
530 $r = q("UPDATE `contact` SET `last-update` = '%s', `success_update` = '%s' WHERE `id` = %d LIMIT 1",
533 intval($contact['id'])
537 // load current friends if possible.
539 if($contact['poco']) {
540 $r = q("SELECT count(*) as total from glink
541 where `cid` = %d and updated > UTC_TIMESTAMP() - INTERVAL 1 DAY",
542 intval($contact['id'])
546 if(! $r[0]['total']) {
547 poco_load($contact['id'],$importer_uid,$contact['poco']);
551 // loop - next contact
559 if (array_search(__file__,get_included_files())===0){
560 poller_run($argv,$argc);