Friendica Communications Platform (please note that this is a clone of the repository at github, issues are handled there) https://friendi.ca
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  1. <?php
  2. require_once("boot.php");
  3. require_once('include/queue_fn.php');
  4. require_once('include/html2plain.php');
  5. require_once("include/Scrape.php");
  6. require_once('include/diaspora.php');
  7. require_once("include/ostatus.php");
  8. require_once('include/salmon.php');
  9. /*
  10. * This file was at one time responsible for doing all deliveries, but this caused
  11. * big problems when the process was killed or stalled during the delivery process.
  12. * It now invokes separate queues that are delivering via delivery.php and pubsubpublish.php.
  13. */
  14. /*
  15. * The notifier is typically called with:
  16. *
  17. * proc_run(PRIORITY_HIGH, "include/notifier.php", COMMAND, ITEM_ID);
  18. *
  19. * where COMMAND is one of the following:
  20. *
  21. * activity (in diaspora.php, dfrn_confirm.php, profiles.php)
  22. * comment-import (in diaspora.php, items.php)
  23. * comment-new (in item.php)
  24. * drop (in diaspora.php, items.php, photos.php)
  25. * edit_post (in item.php)
  26. * event (in events.php)
  27. * expire (in items.php)
  28. * like (in like.php, poke.php)
  29. * mail (in message.php)
  30. * suggest (in fsuggest.php)
  31. * tag (in photos.php, poke.php, tagger.php)
  32. * tgroup (in items.php)
  33. * wall-new (in photos.php, item.php)
  34. * removeme (in Contact.php)
  35. * relocate (in uimport.php)
  36. *
  37. * and ITEM_ID is the id of the item in the database that needs to be sent to others.
  38. */
  39. function notifier_run(&$argv, &$argc){
  40. global $a, $db;
  41. if(is_null($a)){
  42. $a = new App;
  43. }
  44. if(is_null($db)) {
  45. @include(".htconfig.php");
  46. require_once("include/dba.php");
  47. $db = new dba($db_host, $db_user, $db_pass, $db_data);
  48. unset($db_host, $db_user, $db_pass, $db_data);
  49. }
  50. require_once("include/session.php");
  51. require_once("include/datetime.php");
  52. require_once('include/items.php');
  53. require_once('include/bbcode.php');
  54. require_once('include/email.php');
  55. load_config('config');
  56. load_config('system');
  57. load_hooks();
  58. if($argc < 3)
  59. return;
  60. $a->set_baseurl(get_config('system','url'));
  61. logger('notifier: invoked: ' . print_r($argv,true), LOGGER_DEBUG);
  62. $cmd = $argv[1];
  63. switch($cmd) {
  64. case 'mail':
  65. default:
  66. $item_id = intval($argv[2]);
  67. if(! $item_id){
  68. return;
  69. }
  70. break;
  71. }
  72. $expire = false;
  73. $mail = false;
  74. $fsuggest = false;
  75. $relocate = false;
  76. $top_level = false;
  77. $recipients = array();
  78. $url_recipients = array();
  79. $normal_mode = true;
  80. if($cmd === 'mail') {
  81. $normal_mode = false;
  82. $mail = true;
  83. $message = q("SELECT * FROM `mail` WHERE `id` = %d LIMIT 1",
  84. intval($item_id)
  85. );
  86. if(! count($message)){
  87. return;
  88. }
  89. $uid = $message[0]['uid'];
  90. $recipients[] = $message[0]['contact-id'];
  91. $item = $message[0];
  92. }
  93. elseif($cmd === 'expire') {
  94. $normal_mode = false;
  95. $expire = true;
  96. $items = q("SELECT * FROM `item` WHERE `uid` = %d AND `wall` = 1
  97. AND `deleted` = 1 AND `changed` > UTC_TIMESTAMP() - INTERVAL 10 MINUTE",
  98. intval($item_id)
  99. );
  100. $uid = $item_id;
  101. $item_id = 0;
  102. if(! count($items))
  103. return;
  104. }
  105. elseif($cmd === 'suggest') {
  106. $normal_mode = false;
  107. $fsuggest = true;
  108. $suggest = q("SELECT * FROM `fsuggest` WHERE `id` = %d LIMIT 1",
  109. intval($item_id)
  110. );
  111. if(! count($suggest))
  112. return;
  113. $uid = $suggest[0]['uid'];
  114. $recipients[] = $suggest[0]['cid'];
  115. $item = $suggest[0];
  116. } elseif($cmd === 'removeme') {
  117. $r = q("SELECT `contact`.*, `user`.`pubkey` AS `upubkey`, `user`.`prvkey` AS `uprvkey`,
  118. `user`.`timezone`, `user`.`nickname`, `user`.`sprvkey`, `user`.`spubkey`,
  119. `user`.`page-flags`, `user`.`prvnets`, `user`.`guid`
  120. FROM `contact` INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`
  121. WHERE `contact`.`uid` = %d AND `contact`.`self` LIMIT 1",
  122. intval($item_id));
  123. if (!$r)
  124. return;
  125. $user = $r[0];
  126. $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` LIMIT 1", intval($item_id));
  127. if (!$r)
  128. return;
  129. $self = $r[0];
  130. $r = q("SELECT * FROM `contact` WHERE NOT `self` AND `uid` = %d", intval($item_id));
  131. if(!$r)
  132. return;
  133. require_once('include/Contact.php');
  134. foreach($r as $contact) {
  135. terminate_friendship($user, $self, $contact);
  136. }
  137. return;
  138. } elseif($cmd === 'relocate') {
  139. $normal_mode = false;
  140. $relocate = true;
  141. $uid = $item_id;
  142. $recipients_relocate = q("SELECT * FROM contact WHERE uid = %d AND self = 0 AND network = '%s'" , intval($uid), NETWORK_DFRN);
  143. } else {
  144. // find ancestors
  145. $r = q("SELECT * FROM `item` WHERE `id` = %d and visible = 1 and moderated = 0 LIMIT 1",
  146. intval($item_id)
  147. );
  148. if((! count($r)) || (! intval($r[0]['parent']))) {
  149. return;
  150. }
  151. $target_item = $r[0];
  152. $parent_id = intval($r[0]['parent']);
  153. $uid = $r[0]['uid'];
  154. $updated = $r[0]['edited'];
  155. $items = q("SELECT `item`.*, `sign`.`signed_text`,`sign`.`signature`,`sign`.`signer`
  156. FROM `item` LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id` WHERE `parent` = %d and visible = 1 and moderated = 0 ORDER BY `id` ASC",
  157. intval($parent_id)
  158. );
  159. if(! count($items)) {
  160. return;
  161. }
  162. // avoid race condition with deleting entries
  163. if($items[0]['deleted']) {
  164. foreach($items as $item)
  165. $item['deleted'] = 1;
  166. }
  167. if((count($items) == 1) && ($items[0]['id'] === $target_item['id']) && ($items[0]['uri'] === $items[0]['parent-uri'])) {
  168. logger('notifier: top level post');
  169. $top_level = true;
  170. }
  171. }
  172. $r = q("SELECT `contact`.*, `user`.`pubkey` AS `upubkey`, `user`.`prvkey` AS `uprvkey`,
  173. `user`.`timezone`, `user`.`nickname`, `user`.`sprvkey`, `user`.`spubkey`,
  174. `user`.`page-flags`, `user`.`prvnets`
  175. FROM `contact` INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`
  176. WHERE `contact`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
  177. intval($uid)
  178. );
  179. if(! count($r))
  180. return;
  181. $owner = $r[0];
  182. $walltowall = ((($top_level) && ($owner['id'] != $items[0]['contact-id'])) ? true : false);
  183. $hub = get_config('system','huburl');
  184. // If this is a public conversation, notify the feed hub
  185. $public_message = true;
  186. // Do a PuSH
  187. $push_notify = false;
  188. // fill this in with a single salmon slap if applicable
  189. $slap = '';
  190. if(! ($mail || $fsuggest || $relocate)) {
  191. $slap = ostatus::salmon($target_item,$owner);
  192. require_once('include/group.php');
  193. $parent = $items[0];
  194. $thr_parent = q("SELECT `network`, `author-link`, `owner-link` FROM `item` WHERE `uri` = '%s' AND `uid` = %d",
  195. dbesc($target_item["thr-parent"]), intval($target_item["uid"]));
  196. logger('Parent is '.$parent['network'].'. Thread parent is '.$thr_parent[0]['network'], LOGGER_DEBUG);
  197. // This is IMPORTANT!!!!
  198. // We will only send a "notify owner to relay" or followup message if the referenced post
  199. // originated on our system by virtue of having our hostname somewhere
  200. // in the URI, AND it was a comment (not top_level) AND the parent originated elsewhere.
  201. // if $parent['wall'] == 1 we will already have the parent message in our array
  202. // and we will relay the whole lot.
  203. // expire sends an entire group of expire messages and cannot be forwarded.
  204. // However the conversation owner will be a part of the conversation and will
  205. // be notified during this run.
  206. // Other DFRN conversation members will be alerted during polled updates.
  207. // Diaspora members currently are not notified of expirations, and other networks have
  208. // either limited or no ability to process deletions. We should at least fix Diaspora
  209. // by stringing togther an array of retractions and sending them onward.
  210. $localhost = str_replace('www.','',$a->get_hostname());
  211. if(strpos($localhost,':'))
  212. $localhost = substr($localhost,0,strpos($localhost,':'));
  213. /**
  214. *
  215. * Be VERY CAREFUL if you make any changes to the following several lines. Seemingly innocuous changes
  216. * have been known to cause runaway conditions which affected several servers, along with
  217. * permissions issues.
  218. *
  219. */
  220. $relay_to_owner = false;
  221. if(!$top_level && ($parent['wall'] == 0) && !$expire && (stristr($target_item['uri'],$localhost))) {
  222. $relay_to_owner = true;
  223. }
  224. if(($cmd === 'uplink') && (intval($parent['forum_mode']) == 1) && !$top_level) {
  225. $relay_to_owner = true;
  226. }
  227. // until the 'origin' flag has been in use for several months
  228. // we will just use it as a fallback test
  229. // later we will be able to use it as the primary test of whether or not to relay.
  230. if(! $target_item['origin'])
  231. $relay_to_owner = false;
  232. if($parent['origin'])
  233. $relay_to_owner = false;
  234. if($relay_to_owner) {
  235. logger('notifier: followup '.$target_item["guid"], LOGGER_DEBUG);
  236. // local followup to remote post
  237. $followup = true;
  238. $public_message = false; // not public
  239. $conversant_str = dbesc($parent['contact-id']);
  240. $recipients = array($parent['contact-id']);
  241. $recipients_followup = array($parent['contact-id']);
  242. //if (!$target_item['private'] AND $target_item['wall'] AND
  243. if (!$target_item['private'] AND
  244. (strlen($target_item['allow_cid'].$target_item['allow_gid'].
  245. $target_item['deny_cid'].$target_item['deny_gid']) == 0))
  246. $push_notify = true;
  247. if (($thr_parent AND ($thr_parent[0]['network'] == NETWORK_OSTATUS)) OR ($parent['network'] == NETWORK_OSTATUS)) {
  248. $push_notify = true;
  249. if ($parent["network"] == NETWORK_OSTATUS) {
  250. // Distribute the message to the DFRN contacts as if this wasn't a followup since OStatus can't relay comments
  251. // Currently it is work at progress
  252. $r = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `network` = '%s' AND NOT `blocked` AND NOT `pending` AND NOT `archive`",
  253. intval($uid),
  254. dbesc(NETWORK_DFRN)
  255. );
  256. if(count($r))
  257. foreach($r as $rr)
  258. $recipients_followup[] = $rr['id'];
  259. }
  260. }
  261. logger("Notify ".$target_item["guid"]." via PuSH: ".($push_notify?"Yes":"No"), LOGGER_DEBUG);
  262. } else {
  263. $followup = false;
  264. logger('Distributing directly '.$target_item["guid"], LOGGER_DEBUG);
  265. // don't send deletions onward for other people's stuff
  266. if($target_item['deleted'] && (! intval($target_item['wall']))) {
  267. logger('notifier: ignoring delete notification for non-wall item');
  268. return;
  269. }
  270. if((strlen($parent['allow_cid']))
  271. || (strlen($parent['allow_gid']))
  272. || (strlen($parent['deny_cid']))
  273. || (strlen($parent['deny_gid']))) {
  274. $public_message = false; // private recipients, not public
  275. }
  276. $allow_people = expand_acl($parent['allow_cid']);
  277. $allow_groups = expand_groups(expand_acl($parent['allow_gid']),true);
  278. $deny_people = expand_acl($parent['deny_cid']);
  279. $deny_groups = expand_groups(expand_acl($parent['deny_gid']));
  280. // if our parent is a public forum (forum_mode == 1), uplink to the origional author causing
  281. // a delivery fork. private groups (forum_mode == 2) do not uplink
  282. if((intval($parent['forum_mode']) == 1) && (! $top_level) && ($cmd !== 'uplink')) {
  283. proc_run(PRIORITY_HIGH,'include/notifier.php','uplink',$item_id);
  284. }
  285. $conversants = array();
  286. foreach($items as $item) {
  287. $recipients[] = $item['contact-id'];
  288. $conversants[] = $item['contact-id'];
  289. // pull out additional tagged people to notify (if public message)
  290. if($public_message && strlen($item['inform'])) {
  291. $people = explode(',',$item['inform']);
  292. foreach($people as $person) {
  293. if(substr($person,0,4) === 'cid:') {
  294. $recipients[] = intval(substr($person,4));
  295. $conversants[] = intval(substr($person,4));
  296. }
  297. else {
  298. $url_recipients[] = substr($person,4);
  299. }
  300. }
  301. }
  302. }
  303. if (count($url_recipients))
  304. logger('notifier: '.$target_item["guid"].' url_recipients ' . print_r($url_recipients,true));
  305. $conversants = array_unique($conversants);
  306. $recipients = array_unique(array_merge($recipients,$allow_people,$allow_groups));
  307. $deny = array_unique(array_merge($deny_people,$deny_groups));
  308. $recipients = array_diff($recipients,$deny);
  309. $conversant_str = dbesc(implode(', ',$conversants));
  310. }
  311. // If the thread parent is OStatus then do some magic to distribute the messages.
  312. // We have not only to look at the parent, since it could be a Friendica thread.
  313. if (($thr_parent AND ($thr_parent[0]['network'] == NETWORK_OSTATUS)) OR ($parent['network'] == NETWORK_OSTATUS)) {
  314. logger('Some parent is OStatus for '.$target_item["guid"]." - Author: ".$thr_parent[0]['author-link']." - Owner: ".$thr_parent[0]['owner-link'], LOGGER_DEBUG);
  315. // Send a salmon to the parent author
  316. $r = q("SELECT `notify` FROM `contact` WHERE `nurl`='%s' AND `uid` IN (0, %d) AND `notify` != ''",
  317. dbesc(normalise_link($thr_parent[0]['author-link'])),
  318. intval($uid));
  319. if ($r)
  320. $probed_contact = $r[0];
  321. else
  322. $probed_contact = probe_url($thr_parent[0]['author-link']);
  323. if ($probed_contact["notify"] != "") {
  324. logger('Notify parent author '.$probed_contact["url"].': '.$probed_contact["notify"]);
  325. $url_recipients[$probed_contact["notify"]] = $probed_contact["notify"];
  326. }
  327. // Send a salmon to the parent owner
  328. $r = q("SELECT `notify` FROM `contact` WHERE `nurl`='%s' AND `uid` IN (0, %d) AND `notify` != ''",
  329. dbesc(normalise_link($thr_parent[0]['owner-link'])),
  330. intval($uid));
  331. if ($r)
  332. $probed_contact = $r[0];
  333. else
  334. $probed_contact = probe_url($thr_parent[0]['owner-link']);
  335. if ($probed_contact["notify"] != "") {
  336. logger('Notify parent owner '.$probed_contact["url"].': '.$probed_contact["notify"]);
  337. $url_recipients[$probed_contact["notify"]] = $probed_contact["notify"];
  338. }
  339. // Send a salmon notification to every person we mentioned in the post
  340. $arr = explode(',',$target_item['tag']);
  341. foreach($arr as $x) {
  342. //logger('Checking tag '.$x, LOGGER_DEBUG);
  343. $matches = null;
  344. if(preg_match('/@\[url=([^\]]*)\]/',$x,$matches)) {
  345. $probed_contact = probe_url($matches[1]);
  346. if ($probed_contact["notify"] != "") {
  347. logger('Notify mentioned user '.$probed_contact["url"].': '.$probed_contact["notify"]);
  348. $url_recipients[$probed_contact["notify"]] = $probed_contact["notify"];
  349. }
  350. }
  351. }
  352. // It only makes sense to distribute answers to OStatus messages to Friendica and OStatus - but not Diaspora
  353. $sql_extra = " AND `network` IN ('".NETWORK_OSTATUS."', '".NETWORK_DFRN."')";
  354. } else
  355. $sql_extra = " AND `network` IN ('".NETWORK_OSTATUS."', '".NETWORK_DFRN."', '".NETWORK_DIASPORA."', '".NETWORK_MAIL."', '".NETWORK_MAIL2."')";
  356. $r = q("SELECT * FROM `contact` WHERE `id` IN ($conversant_str) AND NOT `blocked` AND NOT `pending` AND NOT `archive`".$sql_extra);
  357. if(count($r))
  358. $contacts = $r;
  359. } else
  360. $public_message = false;
  361. // If this is a public message and pubmail is set on the parent, include all your email contacts
  362. $mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
  363. if(! $mail_disabled) {
  364. if((! strlen($target_item['allow_cid'])) && (! strlen($target_item['allow_gid']))
  365. && (! strlen($target_item['deny_cid'])) && (! strlen($target_item['deny_gid']))
  366. && (intval($target_item['pubmail']))) {
  367. $r = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `network` = '%s'",
  368. intval($uid),
  369. dbesc(NETWORK_MAIL)
  370. );
  371. if(count($r)) {
  372. foreach($r as $rr)
  373. $recipients[] = $rr['id'];
  374. }
  375. }
  376. }
  377. if($followup)
  378. $recip_str = implode(', ', $recipients_followup);
  379. else
  380. $recip_str = implode(', ', $recipients);
  381. if ($relocate)
  382. $r = $recipients_relocate;
  383. else
  384. $r = q("SELECT * FROM `contact` WHERE `id` IN (%s) AND NOT `blocked` AND NOT `pending` AND NOT `archive`",
  385. dbesc($recip_str)
  386. );
  387. $interval = ((get_config('system','delivery_interval') === false) ? 2 : intval(get_config('system','delivery_interval')));
  388. // If we are using the worker we don't need a delivery interval
  389. if (get_config("system", "worker"))
  390. $interval = false;
  391. // delivery loop
  392. if(count($r)) {
  393. foreach($r as $contact) {
  394. if(!$contact['self']) {
  395. if(($contact['network'] === NETWORK_DIASPORA) && ($public_message))
  396. continue;
  397. q("INSERT INTO `deliverq` (`cmd`,`item`,`contact`) VALUES ('%s', %d, %d)",
  398. dbesc($cmd),
  399. intval($item_id),
  400. intval($contact['id'])
  401. );
  402. }
  403. }
  404. // This controls the number of deliveries to execute with each separate delivery process.
  405. // By default we'll perform one delivery per process. Assuming a hostile shared hosting
  406. // provider, this provides the greatest chance of deliveries if processes start getting
  407. // killed. We can also space them out with the delivery_interval to also help avoid them
  408. // getting whacked.
  409. // If $deliveries_per_process > 1, we will chain this number of multiple deliveries
  410. // together into a single process. This will reduce the overall number of processes
  411. // spawned for each delivery, but they will run longer.
  412. // When using the workerqueue, we don't need this functionality.
  413. $deliveries_per_process = intval(get_config('system','delivery_batch_count'));
  414. if (($deliveries_per_process <= 0) OR get_config("system", "worker"))
  415. $deliveries_per_process = 1;
  416. $this_batch = array();
  417. for($x = 0; $x < count($r); $x ++) {
  418. $contact = $r[$x];
  419. if($contact['self'])
  420. continue;
  421. logger("Deliver ".$target_item["guid"]." to ".$contact['url']." via network ".$contact['network'], LOGGER_DEBUG);
  422. // potentially more than one recipient. Start a new process and space them out a bit.
  423. // we will deliver single recipient types of message and email recipients here.
  424. $this_batch[] = $contact['id'];
  425. if(count($this_batch) >= $deliveries_per_process) {
  426. proc_run(PRIORITY_HIGH,'include/delivery.php',$cmd,$item_id,$this_batch);
  427. $this_batch = array();
  428. if($interval)
  429. @time_sleep_until(microtime(true) + (float) $interval);
  430. }
  431. continue;
  432. }
  433. // be sure to pick up any stragglers
  434. if(count($this_batch))
  435. proc_run(PRIORITY_HIGH,'include/delivery.php',$cmd,$item_id,$this_batch);
  436. }
  437. // send salmon slaps to mentioned remote tags (@foo@example.com) in OStatus posts
  438. // They are especially used for notifications to OStatus users that don't follow us.
  439. if($slap && count($url_recipients) && ($public_message || $push_notify) && $normal_mode) {
  440. if(!get_config('system','dfrn_only')) {
  441. foreach($url_recipients as $url) {
  442. if($url) {
  443. logger('notifier: urldelivery: ' . $url);
  444. $deliver_status = slapper($owner,$url,$slap);
  445. /// @TODO Redeliver/queue these items on failure, though there is no contact record
  446. }
  447. }
  448. }
  449. }
  450. if($public_message) {
  451. if (!$followup)
  452. $r0 = diaspora::relay_list();
  453. else
  454. $r0 = array();
  455. $r1 = q("SELECT DISTINCT(`batch`), `id`, `name`,`network` FROM `contact` WHERE `network` = '%s'
  456. AND `uid` = %d AND `rel` != %d group by `batch` ORDER BY rand() ",
  457. dbesc(NETWORK_DIASPORA),
  458. intval($owner['uid']),
  459. intval(CONTACT_IS_SHARING)
  460. );
  461. $r2 = q("SELECT `id`, `name`,`network` FROM `contact`
  462. WHERE `network` in ( '%s', '%s') AND `uid` = %d AND NOT `blocked` AND NOT `pending` AND NOT `archive`
  463. AND `rel` != %d order by rand() ",
  464. dbesc(NETWORK_DFRN),
  465. dbesc(NETWORK_MAIL2),
  466. intval($owner['uid']),
  467. intval(CONTACT_IS_SHARING)
  468. );
  469. $r = array_merge($r2,$r1,$r0);
  470. if(count($r)) {
  471. logger('pubdeliver '.$target_item["guid"].': '.print_r($r,true), LOGGER_DEBUG);
  472. // throw everything into the queue in case we get killed
  473. foreach($r as $rr) {
  474. if((! $mail) && (! $fsuggest) && (! $followup)) {
  475. q("insert into deliverq ( `cmd`,`item`,`contact` ) values ('%s', %d, %d )",
  476. dbesc($cmd),
  477. intval($item_id),
  478. intval($rr['id'])
  479. );
  480. }
  481. }
  482. foreach($r as $rr) {
  483. // except for Diaspora batch jobs
  484. // Don't deliver to folks who have already been delivered to
  485. if(($rr['network'] !== NETWORK_DIASPORA) && (in_array($rr['id'],$conversants))) {
  486. logger('notifier: already delivered id=' . $rr['id']);
  487. continue;
  488. }
  489. if((! $mail) && (! $fsuggest) && (! $followup)) {
  490. logger('notifier: delivery agent: '.$rr['name'].' '.$rr['id'].' '.$rr['network'].' '.$target_item["guid"]);
  491. proc_run(PRIORITY_HIGH,'include/delivery.php',$cmd,$item_id,$rr['id']);
  492. if($interval)
  493. @time_sleep_until(microtime(true) + (float) $interval);
  494. }
  495. }
  496. }
  497. $push_notify = true;
  498. }
  499. // Notify PuSH subscribers (Used for OStatus distribution of regular posts)
  500. if($push_notify AND strlen($hub)) {
  501. $hubs = explode(',', $hub);
  502. if(count($hubs)) {
  503. foreach($hubs as $h) {
  504. $h = trim($h);
  505. if(! strlen($h))
  506. continue;
  507. if ($h === '[internal]') {
  508. // Set push flag for PuSH subscribers to this topic,
  509. // they will be notified in queue.php
  510. q("UPDATE `push_subscriber` SET `push` = 1 ".
  511. "WHERE `nickname` = '%s' AND `push` = 0", dbesc($owner['nickname']));
  512. logger('Activating internal PuSH for item '.$item_id, LOGGER_DEBUG);
  513. } else {
  514. $params = 'hub.mode=publish&hub.url=' . urlencode( $a->get_baseurl() . '/dfrn_poll/' . $owner['nickname'] );
  515. post_url($h,$params);
  516. logger('publish for item '.$item_id.' ' . $h . ' ' . $params . ' returned ' . $a->get_curl_code());
  517. }
  518. if(count($hubs) > 1)
  519. sleep(7); // try and avoid multiple hubs responding at precisely the same time
  520. }
  521. }
  522. // Handling the pubsubhubbub requests
  523. proc_run(PRIORITY_HIGH,'include/pubsubpublish.php');
  524. }
  525. logger('notifier: calling hooks', LOGGER_DEBUG);
  526. if($normal_mode)
  527. call_hooks('notifier_normal',$target_item);
  528. call_hooks('notifier_end',$target_item);
  529. return;
  530. }
  531. if (array_search(__file__,get_included_files())===0){
  532. notifier_run($_SERVER["argv"],$_SERVER["argc"]);
  533. killme();
  534. }