src/Worker/Notifier.php

   1 <?php
   2 /**
   3  * @file src/Worker/Notifier.php
   4  */
   5 namespace Friendica\Worker;
   6
   7 use Friendica\App;
   8 use Friendica\Core\Config;
   9 use Friendica\Core\Worker;
  10 use Friendica\Database\DBM;
  11 use Friendica\Network\Probe;
  12 use Friendica\Object\Contact;
  13 use Friendica\Protocol\Diaspora;
  14 use Friendica\Protocol\OStatus;
  15 use dba;
  16
  17 require_once 'include/queue_fn.php';
  18 require_once 'include/html2plain.php';
  19 require_once 'include/salmon.php';
  20 require_once 'include/datetime.php';
  21 require_once 'include/items.php';
  22 require_once 'include/bbcode.php';
  23 require_once 'include/email.php';
  24
  25 /*
  26  * This file was at one time responsible for doing all deliveries, but this caused
  27  * big problems when the process was killed or stalled during the delivery process.
  28  * It now invokes separate queues that are delivering via delivery.php and pubsubpublish.php.
  29  */
  30
  31 /*
  32  * The notifier is typically called with:
  33  *
  34  *              Worker::add(PRIORITY_HIGH, "Notifier", COMMAND, ITEM_ID);
  35  *
  36  * where COMMAND is one of the following:
  37  *
  38  *              activity                                (in diaspora.php, dfrn_confirm.php, profiles.php)
  39  *              comment-import                  (in diaspora.php, items.php)
  40  *              comment-new                             (in item.php)
  41  *              drop                                    (in diaspora.php, items.php, photos.php)
  42  *              edit_post                               (in item.php)
  43  *              event                                   (in events.php)
  44  *              expire                                  (in items.php)
  45  *              like                                    (in like.php, poke.php)
  46  *              mail                                    (in message.php)
  47  *              suggest                                 (in fsuggest.php)
  48  *              tag                                             (in photos.php, poke.php, tagger.php)
  49  *              tgroup                                  (in items.php)
  50  *              wall-new                                (in photos.php, item.php)
  51  *              removeme                                (in Contact.php)
  52  *              relocate                                (in uimport.php)
  53  *
  54  * and ITEM_ID is the id of the item in the database that needs to be sent to others.
  55  */
  56
  57 class Notifier {
  58         public static function execute($cmd, $item_id) {
  59                 global $a;
  60
  61                 logger('notifier: invoked: '.$cmd.': '.$item_id, LOGGER_DEBUG);
  62
  63                 $expire = false;
  64                 $mail = false;
  65                 $fsuggest = false;
  66                 $relocate = false;
  67                 $top_level = false;
  68                 $recipients = array();
  69                 $url_recipients = array();
  70
  71                 $normal_mode = true;
  72
  73                 if ($cmd === 'mail') {
  74                         $normal_mode = false;
  75                         $mail = true;
  76                         $message = q("SELECT * FROM `mail` WHERE `id` = %d LIMIT 1",
  77                                         intval($item_id)
  78                         );
  79                         if (! count($message)) {
  80                                 return;
  81                         }
  82                         $uid = $message[0]['uid'];
  83                         $recipients[] = $message[0]['contact-id'];
  84                         $item = $message[0];
  85
  86                 } elseif ($cmd === 'expire') {
  87                         $normal_mode = false;
  88                         $expire = true;
  89                         $items = q("SELECT * FROM `item` WHERE `uid` = %d AND `wall` = 1
  90                                 AND `deleted` = 1 AND `changed` > UTC_TIMESTAMP() - INTERVAL 10 MINUTE",
  91                                 intval($item_id)
  92                         );
  93                         $uid = $item_id;
  94                         $item_id = 0;
  95                         if (! count($items)) {
  96                                 return;
  97                         }
  98                 } elseif ($cmd === 'suggest') {
  99                         $normal_mode = false;
 100                         $fsuggest = true;
 101
 102                         $suggest = q("SELECT * FROM `fsuggest` WHERE `id` = %d LIMIT 1",
 103                                 intval($item_id)
 104                         );
 105                         if (! count($suggest)) {
 106                                 return;
 107                         }
 108                         $uid = $suggest[0]['uid'];
 109                         $recipients[] = $suggest[0]['cid'];
 110                         $item = $suggest[0];
 111                 } elseif ($cmd === 'removeme') {
 112                         $r = q("SELECT `contact`.*, `user`.`pubkey` AS `upubkey`, `user`.`prvkey` AS `uprvkey`,
 113                                         `user`.`timezone`, `user`.`nickname`, `user`.`sprvkey`, `user`.`spubkey`,
 114                                         `user`.`page-flags`, `user`.`prvnets`, `user`.`account-type`, `user`.`guid`
 115                                 FROM `contact` INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`
 116                                         WHERE `contact`.`uid` = %d AND `contact`.`self` LIMIT 1",
 117                                         intval($item_id));
 118                         if (!$r)
 119                                 return;
 120
 121                         $user = $r[0];
 122
 123                         $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` LIMIT 1", intval($item_id));
 124                         if (!$r)
 125                                 return;
 126
 127                         $self = $r[0];
 128
 129                         $r = q("SELECT * FROM `contact` WHERE NOT `self` AND `uid` = %d", intval($item_id));
 130                         if (!$r) {
 131                                 return;
 132                         }
 133                         require_once 'include/Contact.php';
 134                         foreach ($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
 143                         $recipients_relocate = q("SELECT * FROM `contact` WHERE `uid` = %d AND NOT `self` AND `network` IN ('%s', '%s')",
 144                                                 intval($uid), NETWORK_DFRN, NETWORK_DIASPORA);
 145                 } else {
 146                         // find ancestors
 147                         $r = q("SELECT * FROM `item` WHERE `id` = %d AND visible = 1 AND moderated = 0 LIMIT 1",
 148                                 intval($item_id)
 149                         );
 150
 151                         if ((! DBM::is_result($r)) || (! intval($r[0]['parent']))) {
 152                                 return;
 153                         }
 154
 155                         $target_item = $r[0];
 156                         $parent_id = intval($r[0]['parent']);
 157                         $uid = $r[0]['uid'];
 158                         $updated = $r[0]['edited'];
 159
 160                         $items = q("SELECT `item`.*, `sign`.`signed_text`,`sign`.`signature`,`sign`.`signer`
 161                                 FROM `item` LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id` WHERE `parent` = %d AND visible = 1 AND moderated = 0 ORDER BY `id` ASC",
 162                                 intval($parent_id)
 163                         );
 164
 165                         if (! count($items)) {
 166                                 return;
 167                         }
 168
 169                         // avoid race condition with deleting entries
 170
 171                         if ($items[0]['deleted']) {
 172                                 foreach ($items as $item) {
 173                                         $item['deleted'] = 1;
 174                                 }
 175                         }
 176
 177                         if ((count($items) == 1) && ($items[0]['id'] === $target_item['id']) && ($items[0]['uri'] === $items[0]['parent-uri'])) {
 178                                 logger('notifier: top level post');
 179                                 $top_level = true;
 180                         }
 181
 182                 }
 183
 184                 $r = q("SELECT `contact`.*, `user`.`pubkey` AS `upubkey`, `user`.`prvkey` AS `uprvkey`,
 185                         `user`.`timezone`, `user`.`nickname`, `user`.`sprvkey`, `user`.`spubkey`,
 186                         `user`.`page-flags`, `user`.`prvnets`, `user`.`account-type`
 187                         FROM `contact` INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`
 188                         WHERE `contact`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
 189                         intval($uid)
 190                 );
 191
 192                 if (! DBM::is_result($r)) {
 193                         return;
 194                 }
 195
 196                 $owner = $r[0];
 197
 198                 $walltowall = ((($top_level) && ($owner['id'] != $items[0]['contact-id'])) ? true : false);
 199
 200                 // Should the post be transmitted to Diaspora?
 201                 $diaspora_delivery = true;
 202
 203                 // If this is a public conversation, notify the feed hub
 204                 $public_message = true;
 205
 206                 // Do a PuSH
 207                 $push_notify = false;
 208
 209                 // Deliver directly to a forum, don't PuSH
 210                 $direct_forum_delivery = false;
 211
 212                 // fill this in with a single salmon slap if applicable
 213                 $slap = '';
 214
 215                 if (! ($mail || $fsuggest || $relocate)) {
 216
 217                         $slap = OStatus::salmon($target_item, $owner);
 218
 219                         require_once 'include/group.php';
 220
 221                         $parent = $items[0];
 222
 223                         $thr_parent = q("SELECT `network`, `author-link`, `owner-link` FROM `item` WHERE `uri` = '%s' AND `uid` = %d",
 224                                 dbesc($target_item["thr-parent"]), intval($target_item["uid"]));
 225
 226                         logger('GUID: '.$target_item["guid"].': Parent is '.$parent['network'].'. Thread parent is '.$thr_parent[0]['network'], LOGGER_DEBUG);
 227
 228                         // This is IMPORTANT!!!!
 229
 230                         // We will only send a "notify owner to relay" or followup message if the referenced post
 231                         // originated on our system by virtue of having our hostname somewhere
 232                         // in the URI, AND it was a comment (not top_level) AND the parent originated elsewhere.
 233
 234                         // if $parent['wall'] == 1 we will already have the parent message in our array
 235                         // and we will relay the whole lot.
 236
 237                         // expire sends an entire group of expire messages and cannot be forwarded.
 238                         // However the conversation owner will be a part of the conversation and will
 239                         // be notified during this run.
 240                         // Other DFRN conversation members will be alerted during polled updates.
 241
 242
 243
 244                         // Diaspora members currently are not notified of expirations, and other networks have
 245                         // either limited or no ability to process deletions. We should at least fix Diaspora
 246                         // by stringing togther an array of retractions and sending them onward.
 247
 248
 249                         $localhost = str_replace('www.','',$a->get_hostname());
 250                         if (strpos($localhost,':')) {
 251                                 $localhost = substr($localhost,0,strpos($localhost,':'));
 252                         }
 253                         /**
 254                          *
 255                          * Be VERY CAREFUL if you make any changes to the following several lines. Seemingly innocuous changes
 256                          * have been known to cause runaway conditions which affected several servers, along with
 257                          * permissions issues.
 258                          *
 259                          */
 260
 261                         $relay_to_owner = false;
 262
 263                         if (!$top_level && ($parent['wall'] == 0) && !$expire && (stristr($target_item['uri'],$localhost))) {
 264                                 $relay_to_owner = true;
 265                         }
 266
 267
 268                         if (($cmd === 'uplink') && (intval($parent['forum_mode']) == 1) && !$top_level) {
 269                                 $relay_to_owner = true;
 270                         }
 271
 272                         // until the 'origin' flag has been in use for several months
 273                         // we will just use it as a fallback test
 274                         // later we will be able to use it as the primary test of whether or not to relay.
 275
 276                         if (! $target_item['origin']) {
 277                                 $relay_to_owner = false;
 278                         }
 279                         if ($parent['origin']) {
 280                                 $relay_to_owner = false;
 281                         }
 282
 283                         // Special treatment for forum posts
 284                         if (($target_item['author-link'] != $target_item['owner-link']) &&
 285                                 ($owner['id'] != $target_item['contact-id']) &&
 286                                 ($target_item['uri'] === $target_item['parent-uri'])) {
 287
 288                                 $fields = array('forum', 'prv');
 289                                 $condition = array('id' => $target_item['contact-id']);
 290                                 $contact = dba::select('contact', $fields, $condition, array('limit' => 1));
 291                                 if (!DBM::is_result($contact)) {
 292                                         // Should never happen
 293                                         return false;
 294                                 }
 295
 296                                 // Is the post from a forum?
 297                                 if ($contact['forum'] || $contact['prv']) {
 298                                         $relay_to_owner = true;
 299                                         $direct_forum_delivery = true;
 300                                 }
 301                         }
 302                         if ($relay_to_owner) {
 303                                 logger('notifier: followup '.$target_item["guid"], LOGGER_DEBUG);
 304                                 // local followup to remote post
 305                                 $followup = true;
 306                                 $public_message = false; // not public
 307                                 $conversant_str = dbesc($parent['contact-id']);
 308                                 $recipients = array($parent['contact-id']);
 309                                 $recipients_followup  = array($parent['contact-id']);
 310
 311                                 //if (!$target_item['private'] && $target_item['wall'] &&
 312                                 if (!$target_item['private'] &&
 313                                         (strlen($target_item['allow_cid'].$target_item['allow_gid'].
 314                                                 $target_item['deny_cid'].$target_item['deny_gid']) == 0))
 315                                         $push_notify = true;
 316
 317                                 if (($thr_parent && ($thr_parent[0]['network'] == NETWORK_OSTATUS)) || ($parent['network'] == NETWORK_OSTATUS)) {
 318
 319                                         $push_notify = true;
 320
 321                                         if ($parent["network"] == NETWORK_OSTATUS) {
 322                                                 // Distribute the message to the DFRN contacts as if this wasn't a followup since OStatus can't relay comments
 323                                                 // Currently it is work at progress
 324                                                 $r = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `network` = '%s' AND NOT `blocked` AND NOT `pending` AND NOT `archive`",
 325                                                         intval($uid),
 326                                                         dbesc(NETWORK_DFRN)
 327                                                 );
 328                                                 if (DBM::is_result($r)) {
 329                                                         foreach ($r as $rr) {
 330                                                                 $recipients_followup[] = $rr['id'];
 331                                                         }
 332                                                 }
 333                                         }
 334                                 }
 335
 336                                 if ($direct_forum_delivery) {
 337                                         $push_notify = false;
 338                                 }
 339
 340                                 logger("Notify ".$target_item["guid"]." via PuSH: ".($push_notify?"Yes":"No"), LOGGER_DEBUG);
 341                         } else {
 342                                 $followup = false;
 343
 344                                 logger('Distributing directly '.$target_item["guid"], LOGGER_DEBUG);
 345
 346                                 // don't send deletions onward for other people's stuff
 347
 348                                 if ($target_item['deleted'] && (! intval($target_item['wall']))) {
 349                                         logger('notifier: ignoring delete notification for non-wall item');
 350                                         return;
 351                                 }
 352
 353                                 if ((strlen($parent['allow_cid']))
 354                                         || (strlen($parent['allow_gid']))
 355                                         || (strlen($parent['deny_cid']))
 356                                         || (strlen($parent['deny_gid']))) {
 357                                         $public_message = false; // private recipients, not public
 358                                 }
 359
 360                                 $allow_people = expand_acl($parent['allow_cid']);
 361                                 $allow_groups = expand_groups(expand_acl($parent['allow_gid']),true);
 362                                 $deny_people  = expand_acl($parent['deny_cid']);
 363                                 $deny_groups  = expand_groups(expand_acl($parent['deny_gid']));
 364
 365                                 // if our parent is a public forum (forum_mode == 1), uplink to the origional author causing
 366                                 // a delivery fork. private groups (forum_mode == 2) do not uplink
 367
 368                                 if ((intval($parent['forum_mode']) == 1) && (! $top_level) && ($cmd !== 'uplink')) {
 369                                         Worker::add($a->queue['priority'], 'Notifier', 'uplink', $item_id);
 370                                 }
 371
 372                                 $conversants = array();
 373
 374                                 foreach ($items as $item) {
 375                                         $recipients[] = $item['contact-id'];
 376                                         $conversants[] = $item['contact-id'];
 377                                         // pull out additional tagged people to notify (if public message)
 378                                         if ($public_message && strlen($item['inform'])) {
 379                                                 $people = explode(',',$item['inform']);
 380                                                 foreach ($people as $person) {
 381                                                         if (substr($person,0,4) === 'cid:') {
 382                                                                 $recipients[] = intval(substr($person,4));
 383                                                                 $conversants[] = intval(substr($person,4));
 384                                                         } else {
 385                                                                 $url_recipients[] = substr($person,4);
 386                                                         }
 387                                                 }
 388                                         }
 389                                 }
 390
 391                                 if (count($url_recipients))
 392                                         logger('notifier: '.$target_item["guid"].' url_recipients ' . print_r($url_recipients,true));
 393
 394                                 $conversants = array_unique($conversants);
 395
 396
 397                                 $recipients = array_unique(array_merge($recipients,$allow_people,$allow_groups));
 398                                 $deny = array_unique(array_merge($deny_people,$deny_groups));
 399                                 $recipients = array_diff($recipients,$deny);
 400
 401                                 $conversant_str = dbesc(implode(', ',$conversants));
 402                         }
 403
 404                         // If the thread parent is OStatus then do some magic to distribute the messages.
 405                         // We have not only to look at the parent, since it could be a Friendica thread.
 406                         if (($thr_parent && ($thr_parent[0]['network'] == NETWORK_OSTATUS)) || ($parent['network'] == NETWORK_OSTATUS)) {
 407
 408                                 $diaspora_delivery = false;
 409
 410                                 logger('Some parent is OStatus for '.$target_item["guid"]." - Author: ".$thr_parent[0]['author-link']." - Owner: ".$thr_parent[0]['owner-link'], LOGGER_DEBUG);
 411
 412                                 // Send a salmon to the parent author
 413                                 $r = q("SELECT `url`, `notify` FROM `contact` WHERE `nurl`='%s' AND `uid` IN (0, %d) AND `notify` != ''",
 414                                         dbesc(normalise_link($thr_parent[0]['author-link'])),
 415                                         intval($uid));
 416                                 if (DBM::is_result($r)) {
 417                                         $probed_contact = $r[0];
 418                                 } else {
 419                                         $probed_contact = Probe::uri($thr_parent[0]['author-link']);
 420                                 }
 421
 422                                 if ($probed_contact["notify"] != "") {
 423                                         logger('Notify parent author '.$probed_contact["url"].': '.$probed_contact["notify"]);
 424                                         $url_recipients[$probed_contact["notify"]] = $probed_contact["notify"];
 425                                 }
 426
 427                                 // Send a salmon to the parent owner
 428                                 $r = q("SELECT `url`, `notify` FROM `contact` WHERE `nurl`='%s' AND `uid` IN (0, %d) AND `notify` != ''",
 429                                         dbesc(normalise_link($thr_parent[0]['owner-link'])),
 430                                         intval($uid));
 431                                 if (DBM::is_result($r)) {
 432                                         $probed_contact = $r[0];
 433                                 } else {
 434                                         $probed_contact = Probe::uri($thr_parent[0]['owner-link']);
 435                                 }
 436
 437                                 if ($probed_contact["notify"] != "") {
 438                                         logger('Notify parent owner '.$probed_contact["url"].': '.$probed_contact["notify"]);
 439                                         $url_recipients[$probed_contact["notify"]] = $probed_contact["notify"];
 440                                 }
 441
 442                                 // Send a salmon notification to every person we mentioned in the post
 443                                 $arr = explode(',',$target_item['tag']);
 444                                 foreach ($arr as $x) {
 445                                         //logger('Checking tag '.$x, LOGGER_DEBUG);
 446                                         $matches = null;
 447                                         if (preg_match('/@\[url=([^\]]*)\]/',$x,$matches)) {
 448                                                         $probed_contact = Probe::uri($matches[1]);
 449                                                 if ($probed_contact["notify"] != "") {
 450                                                         logger('Notify mentioned user '.$probed_contact["url"].': '.$probed_contact["notify"]);
 451                                                         $url_recipients[$probed_contact["notify"]] = $probed_contact["notify"];
 452                                                 }
 453                                         }
 454                                 }
 455
 456                                 // It only makes sense to distribute answers to OStatus messages to Friendica and OStatus - but not Diaspora
 457                                 $sql_extra = " AND `network` IN ('".NETWORK_OSTATUS."', '".NETWORK_DFRN."')";
 458                         } else {
 459                                 $sql_extra = " AND `network` IN ('".NETWORK_OSTATUS."', '".NETWORK_DFRN."', '".NETWORK_DIASPORA."', '".NETWORK_MAIL."', '".NETWORK_MAIL2."')";
 460                         }
 461                 } else {
 462                         $public_message = false;
 463                 }
 464
 465                 // If this is a public message and pubmail is set on the parent, include all your email contacts
 466
 467                 $mail_disabled = ((function_exists('imap_open') && (!Config::get('system','imap_disabled'))) ? 0 : 1);
 468
 469                 if (! $mail_disabled) {
 470                         if ((! strlen($target_item['allow_cid'])) && (! strlen($target_item['allow_gid']))
 471                                 && (! strlen($target_item['deny_cid'])) && (! strlen($target_item['deny_gid']))
 472                                 && (intval($target_item['pubmail']))) {
 473                                 $r = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `network` = '%s'",
 474                                         intval($uid),
 475                                         dbesc(NETWORK_MAIL)
 476                                 );
 477                                 if (DBM::is_result($r)) {
 478                                         foreach ($r as $rr) {
 479                                                 $recipients[] = $rr['id'];
 480                                         }
 481                                 }
 482                         }
 483                 }
 484
 485                 if ($followup) {
 486                         $recip_str = implode(', ', $recipients_followup);
 487                 } else {
 488                         $recip_str = implode(', ', $recipients);
 489                 }
 490                 if ($relocate) {
 491                         $r = $recipients_relocate;
 492                 } else {
 493                         $r = q("SELECT `id`, `url`, `network`, `self` FROM `contact`
 494                                 WHERE `id` IN (%s) AND NOT `blocked` AND NOT `pending` AND NOT `archive`".$sql_extra,
 495                                 dbesc($recip_str)
 496                         );
 497                 }
 498
 499                 // delivery loop
 500
 501                 if (DBM::is_result($r)) {
 502                         foreach ($r as $contact) {
 503                                 if ($contact['self']) {
 504                                         continue;
 505                                 }
 506                                 logger("Deliver ".$target_item["guid"]." to ".$contact['url']." via network ".$contact['network'], LOGGER_DEBUG);
 507
 508                                 Worker::add(array('priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true),
 509                                                 'Delivery', $cmd, $item_id, (int)$contact['id']);
 510                         }
 511                 }
 512
 513                 // send salmon slaps to mentioned remote tags (@foo@example.com) in OStatus posts
 514                 // They are especially used for notifications to OStatus users that don't follow us.
 515
 516                 if ($slap && count($url_recipients) && ($public_message || $push_notify) && $normal_mode) {
 517                         if (!Config::get('system','dfrn_only')) {
 518                                 foreach ($url_recipients as $url) {
 519                                         if ($url) {
 520                                                 logger('notifier: urldelivery: ' . $url);
 521                                                 $deliver_status = slapper($owner,$url,$slap);
 522                                                 /// @TODO Redeliver/queue these items on failure, though there is no contact record
 523                                         }
 524                                 }
 525                         }
 526                 }
 527
 528
 529                 if ($public_message) {
 530
 531                         $r0 = array();
 532                         $r1 = array();
 533
 534                         if ($diaspora_delivery) {
 535                                 if (!$followup) {
 536                                         $r0 = Diaspora::relay_list();
 537                                 }
 538
 539                                 $r1 = q("SELECT `batch`, ANY_VALUE(`id`) AS `id`, ANY_VALUE(`name`) AS `name`, ANY_VALUE(`network`) AS `network`
 540                                         FROM `contact` WHERE `network` = '%s' AND `batch` != ''
 541                                         AND `uid` = %d AND `rel` != %d AND NOT `blocked` AND NOT `pending` AND NOT `archive` GROUP BY `batch`",
 542                                         dbesc(NETWORK_DIASPORA),
 543                                         intval($owner['uid']),
 544                                         intval(CONTACT_IS_SHARING)
 545                                 );
 546                         }
 547
 548                         $r2 = q("SELECT `id`, `name`,`network` FROM `contact`
 549                                 WHERE `network` in ('%s', '%s') AND `uid` = %d AND NOT `blocked` AND NOT `pending` AND NOT `archive` AND `rel` != %d",
 550                                 dbesc(NETWORK_DFRN),
 551                                 dbesc(NETWORK_MAIL2),
 552                                 intval($owner['uid']),
 553                                 intval(CONTACT_IS_SHARING)
 554                         );
 555
 556                         $r = array_merge($r2,$r1,$r0);
 557
 558                         if (DBM::is_result($r)) {
 559                                 logger('pubdeliver '.$target_item["guid"].': '.print_r($r,true), LOGGER_DEBUG);
 560
 561                                 foreach ($r as $rr) {
 562
 563                                         // except for Diaspora batch jobs
 564                                         // Don't deliver to folks who have already been delivered to
 565
 566                                         if (($rr['network'] !== NETWORK_DIASPORA) && (in_array($rr['id'],$conversants))) {
 567                                                 logger('notifier: already delivered id=' . $rr['id']);
 568                                                 continue;
 569                                         }
 570
 571                                         if ((! $mail) && (! $fsuggest) && (! $followup)) {
 572                                                 logger('notifier: delivery agent: '.$rr['name'].' '.$rr['id'].' '.$rr['network'].' '.$target_item["guid"]);
 573                                                 Worker::add(array('priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true),
 574                                                                 'Delivery', $cmd, $item_id, (int)$rr['id']);
 575                                         }
 576                                 }
 577                         }
 578
 579                         $push_notify = true;
 580
 581                 }
 582
 583                 // Notify PuSH subscribers (Used for OStatus distribution of regular posts)
 584                 if ($push_notify) {
 585                         // Set push flag for PuSH subscribers to this topic,
 586                         // they will be notified in queue.php
 587                         q("UPDATE `push_subscriber` SET `push` = 1 ".
 588                           "WHERE `nickname` = '%s' AND `push` = 0", dbesc($owner['nickname']));
 589
 590                         logger('Activating internal PuSH for item '.$item_id, LOGGER_DEBUG);
 591
 592                         // Handling the pubsubhubbub requests
 593                         Worker::add(array('priority' => PRIORITY_HIGH, 'created' => $a->queue['created'], 'dont_fork' => true),
 594                                         'PubSubPublish');
 595                 }
 596
 597                 logger('notifier: calling hooks', LOGGER_DEBUG);
 598
 599                 if ($normal_mode) {
 600                         call_hooks('notifier_normal',$target_item);
 601                 }
 602
 603                 call_hooks('notifier_end',$target_item);
 604
 605                 return;
 606         }
 607 }