include/notifier.php

   1 <?php
   2
   3 require_once("boot.php");
   4 require_once('include/queue_fn.php');
   5 require_once('include/html2plain.php');
   6
   7 /*
   8  * This file was at one time responsible for doing all deliveries, but this caused
   9  * big problems on shared hosting systems, where the process might get killed by the
  10  * hosting provider and nothing would get delivered.
  11  * It now only delivers one message under certain cases, and invokes a queued
  12  * delivery mechanism (include/deliver.php) to deliver individual contacts at
  13  * controlled intervals.
  14  * This has a much better chance of surviving random processes getting killed
  15  * by the hosting provider.
  16  * A lot of this code is duplicated in include/deliver.php until we have time to go back
  17  * and re-structure the delivery procedure based on the obstacles that have been thrown at
  18  * us by hosting providers.
  19  */
  20
  21 function notifier_run($argv, $argc){
  22         global $a, $db;
  23
  24         if(is_null($a)){
  25                 $a = new App;
  26         }
  27
  28         if(is_null($db)) {
  29                 @include(".htconfig.php");
  30                 require_once("dba.php");
  31                 $db = new dba($db_host, $db_user, $db_pass, $db_data);
  32                         unset($db_host, $db_user, $db_pass, $db_data);
  33         }
  34
  35         require_once("session.php");
  36         require_once("datetime.php");
  37         require_once('include/items.php');
  38         require_once('include/bbcode.php');
  39         require_once('include/email.php');
  40         load_config('config');
  41         load_config('system');
  42
  43         load_hooks();
  44
  45         if($argc < 3)
  46                 return;
  47
  48         $a->set_baseurl(get_config('system','url'));
  49
  50         logger('notifier: invoked: ' . print_r($argv,true));
  51
  52         $cmd = $argv[1];
  53
  54         switch($cmd) {
  55                 case 'mail':
  56                 default:
  57                         $item_id = intval($argv[2]);
  58                         if(! $item_id){
  59                                 return;
  60                         }
  61                         break;
  62         }
  63
  64         $expire = false;
  65         $mail = false;
  66         $fsuggest = 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 = $message[0];
  85
  86         }
  87         elseif($cmd === 'expire') {
  88                 $normal_mode = false;
  89                 $expire = true;
  90                 $items = q("SELECT * FROM `item` WHERE `uid` = %d AND `wall` = 1
  91                         AND `deleted` = 1 AND `changed` > UTC_TIMESTAMP() - INTERVAL 10 MINUTE",
  92                         intval($item_id)
  93                 );
  94                 $uid = $item_id;
  95                 $item_id = 0;
  96                 if(! count($items))
  97                         return;
  98         }
  99         elseif($cmd === 'suggest') {
 100                 $normal_mode = false;
 101                 $fsuggest = true;
 102
 103                 $suggest = q("SELECT * FROM `fsuggest` WHERE `id` = %d LIMIT 1",
 104                         intval($item_id)
 105                 );
 106                 if(! count($suggest))
 107                         return;
 108                 $uid = $suggest[0]['uid'];
 109                 $recipients[] = $suggest[0]['cid'];
 110                 $item = $suggest[0];
 111         }
 112         else {
 113
 114                 // find ancestors
 115                 $r = q("SELECT * FROM `item` WHERE `id` = %d and visible = 1 and moderated = 0 LIMIT 1",
 116                         intval($item_id)
 117                 );
 118
 119                 if((! count($r)) || (! intval($r[0]['parent']))) {
 120                         return;
 121                 }
 122
 123                 $target_item = $r[0];
 124                 $parent_id = intval($r[0]['parent']);
 125                 $uid = $r[0]['uid'];
 126                 $updated = $r[0]['edited'];
 127
 128                 if(! $parent_id)
 129                         return;
 130
 131                 $items = q("SELECT `item`.*, `sign`.`signed_text`,`sign`.`signature`,`sign`.`signer`
 132                         FROM `item` LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id` WHERE `parent` = %d and visible = 1 and moderated = 0 ORDER BY `id` ASC",
 133                         intval($parent_id)
 134                 );
 135
 136                 if(! count($items)) {
 137                         return;
 138                 }
 139
 140                 // avoid race condition with deleting entries
 141
 142                 if($items[0]['deleted']) {
 143                         foreach($items as $item)
 144                                 $item['deleted'] = 1;
 145                 }
 146
 147                 if((count($items) == 1) && ($items[0]['id'] === $target_item['id']) && ($items[0]['uri'] === $items[0]['parent-uri'])) {
 148                         logger('notifier: top level post');
 149                         $top_level = true;
 150                 }
 151
 152         }
 153
 154         $r = q("SELECT `contact`.*, `user`.`pubkey` AS `upubkey`, `user`.`prvkey` AS `uprvkey`,
 155                 `user`.`timezone`, `user`.`nickname`, `user`.`sprvkey`, `user`.`spubkey`,
 156                 `user`.`page-flags`, `user`.`prvnets`
 157                 FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid`
 158                 WHERE `contact`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
 159                 intval($uid)
 160         );
 161
 162         if(! count($r))
 163                 return;
 164
 165         $owner = $r[0];
 166
 167         $walltowall = ((($top_level) && ($owner['id'] != $items[0]['contact-id'])) ? true : false);
 168
 169         $hub = get_config('system','huburl');
 170
 171         // If this is a public conversation, notify the feed hub
 172         $public_message = true;
 173
 174         // fill this in with a single salmon slap if applicable
 175         $slap = '';
 176
 177         if(! ($mail || $fsuggest)) {
 178
 179                 require_once('include/group.php');
 180
 181                 $parent = $items[0];
 182
 183                 // This is IMPORTANT!!!!
 184
 185                 // We will only send a "notify owner to relay" or followup message if the referenced post
 186                 // originated on our system by virtue of having our hostname somewhere
 187                 // in the URI, AND it was a comment (not top_level) AND the parent originated elsewhere.
 188
 189                 // if $parent['wall'] == 1 we will already have the parent message in our array
 190                 // and we will relay the whole lot.
 191
 192                 // expire sends an entire group of expire messages and cannot be forwarded.
 193                 // However the conversation owner will be a part of the conversation and will
 194                 // be notified during this run.
 195                 // Other DFRN conversation members will be alerted during polled updates.
 196
 197
 198
 199                 // Diaspora members currently are not notified of expirations, and other networks have
 200                 // either limited or no ability to process deletions. We should at least fix Diaspora
 201                 // by stringing togther an array of retractions and sending them onward.
 202
 203
 204                 $localhost = str_replace('www.','',$a->get_hostname());
 205                 if(strpos($localhost,':'))
 206                         $localhost = substr($localhost,0,strpos($localhost,':'));
 207
 208                 /**
 209                  *
 210                  * Be VERY CAREFUL if you make any changes to the following several lines. Seemingly innocuous changes
 211                  * have been known to cause runaway conditions which affected several servers, along with
 212                  * permissions issues.
 213                  *
 214                  */
 215
 216                 $relay_to_owner = false;
 217
 218                 if((! $top_level) && ($parent['wall'] == 0) && (! $expire) && (stristr($target_item['uri'],$localhost))) {
 219                         $relay_to_owner = true;
 220                 }
 221
 222
 223                 if(($cmd === 'uplink') && (intval($parent['forum_mode'])) && (! $top_level)) {
 224                         $relay_to_owner = true;
 225                 }
 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
 231                 if(! $target_item['origin'])
 232                         $relay_to_owner = false;
 233
 234                 if($parent['origin'])
 235                         $relay_to_owner = false;
 236
 237
 238
 239                 if($relay_to_owner) {
 240                         logger('notifier: followup', LOGGER_DEBUG);
 241                         // local followup to remote post
 242                         $followup = true;
 243                         $public_message = false; // not public
 244                         $conversant_str = dbesc($parent['contact-id']);
 245                 }
 246                 else {
 247                         $followup = false;
 248
 249                         // don't send deletions onward for other people's stuff
 250
 251                         if($target_item['deleted'] && (! intval($target_item['wall']))) {
 252                                 logger('notifier: ignoring delete notification for non-wall item');
 253                                 return;
 254                         }
 255
 256                         if((strlen($parent['allow_cid']))
 257                                 || (strlen($parent['allow_gid']))
 258                                 || (strlen($parent['deny_cid']))
 259                                 || (strlen($parent['deny_gid']))) {
 260                                 $public_message = false; // private recipients, not public
 261                         }
 262
 263                         $allow_people = expand_acl($parent['allow_cid']);
 264                         $allow_groups = expand_groups(expand_acl($parent['allow_gid']));
 265                         $deny_people  = expand_acl($parent['deny_cid']);
 266                         $deny_groups  = expand_groups(expand_acl($parent['deny_gid']));
 267
 268                         // if our parent is a forum, uplink to the origional author causing
 269                         // a delivery fork
 270
 271                         if(intval($parent['forum_mode']) && (! $top_level) && ($cmd !== 'uplink')) {
 272                                 proc_run('php','include/notifier','uplink',$item_id);
 273                         }
 274
 275                         $conversants = array();
 276
 277                         foreach($items as $item) {
 278                                 $recipients[] = $item['contact-id'];
 279                                 $conversants[] = $item['contact-id'];
 280                                 // pull out additional tagged people to notify (if public message)
 281                                 if($public_message && strlen($item['inform'])) {
 282                                         $people = explode(',',$item['inform']);
 283                                         foreach($people as $person) {
 284                                                 if(substr($person,0,4) === 'cid:') {
 285                                                         $recipients[] = intval(substr($person,4));
 286                                                         $conversants[] = intval(substr($person,4));
 287                                                 }
 288                                                 else {
 289                                                         $url_recipients[] = substr($person,4);
 290                                                 }
 291                                         }
 292                                 }
 293                         }
 294
 295                         logger('notifier: url_recipients' . print_r($url_recipients,true));
 296
 297                         $conversants = array_unique($conversants);
 298
 299
 300                         $recipients = array_unique(array_merge($recipients,$allow_people,$allow_groups));
 301                         $deny = array_unique(array_merge($deny_people,$deny_groups));
 302                         $recipients = array_diff($recipients,$deny);
 303
 304                         $conversant_str = dbesc(implode(', ',$conversants));
 305                 }
 306
 307                 $r = q("SELECT * FROM `contact` WHERE `id` IN ( $conversant_str ) AND `blocked` = 0 AND `pending` = 0");
 308
 309                 if(count($r))
 310                         $contacts = $r;
 311         }
 312
 313         $feed_template = get_markup_template('atom_feed.tpl');
 314         $mail_template = get_markup_template('atom_mail.tpl');
 315
 316         $atom = '';
 317         $slaps = array();
 318
 319         $hubxml = feed_hublinks();
 320
 321         $birthday = feed_birthday($owner['uid'],$owner['timezone']);
 322
 323         if(strlen($birthday))
 324                 $birthday = '<dfrn:birthday>' . xmlify($birthday) . '</dfrn:birthday>';
 325
 326         $atom .= replace_macros($feed_template, array(
 327                         '$version'      => xmlify(FRIENDICA_VERSION),
 328                         '$feed_id'      => xmlify($a->get_baseurl() . '/profile/' . $owner['nickname'] ),
 329                         '$feed_title'   => xmlify($owner['name']),
 330                         '$feed_updated' => xmlify(datetime_convert('UTC', 'UTC', $updated . '+00:00' , ATOM_TIME)) ,
 331                         '$hub'          => $hubxml,
 332                         '$salmon'       => '',  // private feed, we don't use salmon here
 333                         '$name'         => xmlify($owner['name']),
 334                         '$profile_page' => xmlify($owner['url']),
 335                         '$photo'        => xmlify($owner['photo']),
 336                         '$thumb'        => xmlify($owner['thumb']),
 337                         '$picdate'      => xmlify(datetime_convert('UTC','UTC',$owner['avatar-date'] . '+00:00' , ATOM_TIME)) ,
 338                         '$uridate'      => xmlify(datetime_convert('UTC','UTC',$owner['uri-date']    . '+00:00' , ATOM_TIME)) ,
 339                         '$namdate'      => xmlify(datetime_convert('UTC','UTC',$owner['name-date']   . '+00:00' , ATOM_TIME)) ,
 340                         '$birthday'     => $birthday,
 341                         '$community'    => (($owner['page-flags'] == PAGE_COMMUNITY) ? '<dfrn:community>1</dfrn:community>' : '')
 342
 343         ));
 344
 345         if($mail) {
 346                 $public_message = false;  // mail is  not public
 347
 348                 $body = fix_private_photos($item['body'],$owner['uid']);
 349
 350                 $atom .= replace_macros($mail_template, array(
 351                         '$name'         => xmlify($owner['name']),
 352                         '$profile_page' => xmlify($owner['url']),
 353                         '$thumb'        => xmlify($owner['thumb']),
 354                         '$item_id'      => xmlify($item['uri']),
 355                         '$subject'      => xmlify($item['title']),
 356                         '$created'      => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME)),
 357                         '$content'      => xmlify($body),
 358                         '$parent_id'    => xmlify($item['parent-uri'])
 359                 ));
 360         }
 361         elseif($fsuggest) {
 362                 $public_message = false;  // suggestions are not public
 363
 364                 $sugg_template = get_markup_template('atom_suggest.tpl');
 365
 366                 $atom .= replace_macros($sugg_template, array(
 367                         '$name'         => xmlify($item['name']),
 368                         '$url'          => xmlify($item['url']),
 369                         '$photo'        => xmlify($item['photo']),
 370                         '$request'      => xmlify($item['request']),
 371                         '$note'         => xmlify($item['note'])
 372                 ));
 373
 374                 // We don't need this any more
 375
 376                 q("DELETE FROM `fsuggest` WHERE `id` = %d LIMIT 1",
 377                         intval($item['id'])
 378                 );
 379
 380         }
 381         else {
 382                 if($followup) {
 383                         foreach($items as $item) {  // there is only one item
 384                                 if(! $item['parent'])
 385                                         continue;
 386                                 if($item['id'] == $item_id) {
 387                                         logger('notifier: followup: item: ' . print_r($item,true), LOGGER_DATA);
 388                                         $slap  = atom_entry($item,'html',null,$owner,false);
 389                                         $atom .= atom_entry($item,'text',null,$owner,false);
 390                                 }
 391                         }
 392                 }
 393                 else {
 394                         foreach($items as $item) {
 395
 396                                 if(! $item['parent'])
 397                                         continue;
 398
 399                                 // private emails may be in included in public conversations. Filter them.
 400
 401                                 if(($public_message) && $item['private'])
 402                                         continue;
 403
 404
 405                                 $contact = get_item_contact($item,$contacts);
 406
 407                                 if(! $contact)
 408                                         continue;
 409
 410                                 if($normal_mode) {
 411
 412                                         // we only need the current item, but include the parent because without it
 413                                         // older sites without a corresponding dfrn_notify change may do the wrong thing.
 414
 415                                     if($item_id == $item['id'] || $item['id'] == $item['parent'])
 416                                                 $atom .= atom_entry($item,'text',null,$owner,true);
 417                                 }
 418                                 else
 419                                         $atom .= atom_entry($item,'text',null,$owner,true);
 420
 421                                 if(($top_level) && ($public_message) && ($item['author-link'] === $item['owner-link']) && (! $expire))
 422                                         $slaps[] = atom_entry($item,'html',null,$owner,true);
 423                         }
 424                 }
 425         }
 426         $atom .= '</feed>' . "\r\n";
 427
 428         logger('notifier: ' . $atom, LOGGER_DATA);
 429
 430         logger('notifier: slaps: ' . print_r($slaps,true), LOGGER_DATA);
 431
 432         // If this is a public message and pubmail is set on the parent, include all your email contacts
 433
 434         $mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
 435
 436         if(! $mail_disabled) {
 437                 if((! strlen($target_item['allow_cid'])) && (! strlen($target_item['allow_gid']))
 438                         && (! strlen($target_item['deny_cid'])) && (! strlen($target_item['deny_gid']))
 439                         && (intval($target_item['pubmail']))) {
 440                         $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `network` = '%s'",
 441                                 intval($uid),
 442                                 dbesc(NETWORK_MAIL)
 443                         );
 444                         if(count($r)) {
 445                                 foreach($r as $rr)
 446                                         $recipients[] = $rr['id'];
 447                         }
 448                 }
 449         }
 450
 451         if($followup)
 452                 $recip_str = $parent['contact-id'];
 453         else
 454                 $recip_str = implode(', ', $recipients);
 455
 456         $r = q("SELECT * FROM `contact` WHERE `id` IN ( %s ) AND `blocked` = 0 AND `pending` = 0 ",
 457                 dbesc($recip_str)
 458         );
 459
 460
 461         require_once('include/salmon.php');
 462
 463         $interval = ((get_config('system','delivery_interval') === false) ? 2 : intval(get_config('system','delivery_interval')));
 464
 465         // delivery loop
 466
 467         if(count($r)) {
 468
 469                 foreach($r as $contact) {
 470                         if((! $mail) && (! $fsuggest) && (! $followup) && (! $contact['self'])) {
 471                                 if(($contact['network'] === NETWORK_DIASPORA) && ($public_message))
 472                                         continue;
 473                                 q("insert into deliverq ( `cmd`,`item`,`contact` ) values ('%s', %d, %d )",
 474                                         dbesc($cmd),
 475                                         intval($item_id),
 476                                         intval($contact['id'])
 477                                 );
 478                         }
 479                 }
 480
 481                 foreach($r as $contact) {
 482                         if($contact['self'])
 483                                 continue;
 484
 485                         // potentially more than one recipient. Start a new process and space them out a bit.
 486                         // we will deliver single recipient types of message and email receipients here.
 487
 488                         if((! $mail) && (! $fsuggest) && (! $followup)) {
 489                                 proc_run('php','include/delivery.php',$cmd,$item_id,$contact['id']);
 490                                 if($interval)
 491                                         @time_sleep_until(microtime(true) + (float) $interval);
 492                                 continue;
 493                         }
 494
 495                         $deliver_status = 0;
 496
 497                         logger("main delivery by notifier: followup=$followup mail=$mail fsuggest=$fsuggest");
 498
 499                         switch($contact['network']) {
 500                                 case NETWORK_DFRN:
 501
 502                                         // perform local delivery if we are on the same site
 503
 504                                         $basepath =  implode('/', array_slice(explode('/',$contact['url']),0,3));
 505
 506                                         if(link_compare($basepath,$a->get_baseurl())) {
 507
 508                                                 $nickname = basename($contact['url']);
 509                                                 if($contact['issued-id'])
 510                                                         $sql_extra = sprintf(" AND `dfrn-id` = '%s' ", dbesc($contact['issued-id']));
 511                                                 else
 512                                                         $sql_extra = sprintf(" AND `issued-id` = '%s' ", dbesc($contact['dfrn-id']));
 513
 514                                                 $x = q("SELECT  `contact`.*, `contact`.`uid` AS `importer_uid`,
 515                                                         `contact`.`pubkey` AS `cpubkey`,
 516                                                         `contact`.`prvkey` AS `cprvkey`,
 517                                                         `contact`.`thumb` AS `thumb`,
 518                                                         `contact`.`url` as `url`,
 519                                                         `contact`.`name` as `senderName`,
 520                                                         `user`.*
 521                                                         FROM `contact`
 522                                                         LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid`
 523                                                         WHERE `contact`.`blocked` = 0 AND `contact`.`pending` = 0
 524                                                         AND `contact`.`network` = '%s' AND `user`.`nickname` = '%s'
 525                                                         $sql_extra
 526                                                         AND `user`.`account_expired` = 0 LIMIT 1",
 527                                                         dbesc(NETWORK_DFRN),
 528                                                         dbesc($nickname)
 529                                                 );
 530
 531                                                 if(count($x)) {
 532
 533                                                         if($owner['page-flags'] == PAGE_COMMUNITY && ! $x[0]['writable']) {
 534                                                                 q("update contact set writable = 1 where id = %d limit 1",
 535                                                                         intval($x[0]['id'])
 536                                                                 );
 537                                                                 $x[0]['writable'] = 1;
 538                                                         }
 539
 540                                                         require_once('library/simplepie/simplepie.inc');
 541                                                         logger('mod-delivery: local delivery');
 542                                                         local_delivery($x[0],$atom);
 543                                                         break;
 544                                                 }
 545                                         }
 546
 547
 548
 549                                         logger('notifier: dfrndelivery: ' . $contact['name']);
 550                                         $deliver_status = dfrn_deliver($owner,$contact,$atom);
 551
 552                                         logger('notifier: dfrn_delivery returns ' . $deliver_status);
 553
 554                                         if($deliver_status == (-1)) {
 555                                                 logger('notifier: delivery failed: queuing message');
 556                                                 // queue message for redelivery
 557                                                 add_to_queue($contact['id'],NETWORK_DFRN,$atom);
 558                                         }
 559                                         break;
 560                                 case NETWORK_OSTATUS:
 561
 562                                         // Do not send to otatus if we are not configured to send to public networks
 563                                         if($owner['prvnets'])
 564                                                 break;
 565                                         if(get_config('system','ostatus_disabled') || get_config('system','dfrn_only'))
 566                                                 break;
 567
 568                                         if($followup && $contact['notify']) {
 569                                                 logger('notifier: slapdelivery: ' . $contact['name']);
 570                                                 $deliver_status = slapper($owner,$contact['notify'],$slap);
 571
 572                                                 if($deliver_status == (-1)) {
 573                                                         // queue message for redelivery
 574                                                         add_to_queue($contact['id'],NETWORK_OSTATUS,$slap);
 575                                                 }
 576                                         }
 577                                         else {
 578
 579                                                 // only send salmon if public - e.g. if it's ok to notify
 580                                                 // a public hub, it's ok to send a salmon
 581
 582                                                 if((count($slaps)) && ($public_message) && (! $expire)) {
 583                                                         logger('notifier: slapdelivery: ' . $contact['name']);
 584                                                         foreach($slaps as $slappy) {
 585                                                                 if($contact['notify']) {
 586                                                                         $deliver_status = slapper($owner,$contact['notify'],$slappy);
 587                                                                         if($deliver_status == (-1)) {
 588                                                                                 // queue message for redelivery
 589                                                                                 add_to_queue($contact['id'],NETWORK_OSTATUS,$slappy);
 590                                                                         }
 591                                                                 }
 592                                                         }
 593                                                 }
 594                                         }
 595                                         break;
 596
 597                                 case NETWORK_MAIL:
 598                                 case NETWORK_MAIL2:
 599
 600                                         if(get_config('system','dfrn_only'))
 601                                                 break;
 602
 603                                         // WARNING: does not currently convert to RFC2047 header encodings, etc.
 604
 605                                         $addr = $contact['addr'];
 606                                         if(! strlen($addr))
 607                                                 break;
 608
 609                                         if($cmd === 'wall-new' || $cmd === 'comment-new') {
 610
 611                                                 $it = null;
 612                                                 if($cmd === 'wall-new')
 613                                                         $it = $items[0];
 614                                                 else {
 615                                                         $r = q("SELECT * FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 616                                                                 intval($argv[2]),
 617                                                                 intval($uid)
 618                                                         );
 619                                                         if(count($r))
 620                                                                 $it = $r[0];
 621                                                 }
 622                                                 if(! $it)
 623                                                         break;
 624
 625
 626
 627                                                 $local_user = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
 628                                                         intval($uid)
 629                                                 );
 630                                                 if(! count($local_user))
 631                                                         break;
 632
 633                                                 $reply_to = '';
 634                                                 $r1 = q("SELECT * FROM `mailacct` WHERE `uid` = %d LIMIT 1",
 635                                                         intval($uid)
 636                                                 );
 637                                                 if($r1 && $r1[0]['reply_to'])
 638                                                         $reply_to = $r1[0]['reply_to'];
 639
 640                                                 $subject  = (($it['title']) ? email_header_encode($it['title'],'UTF-8') : t("\x28no subject\x29")) ;
 641
 642                                                 // only expose our real email address to true friends
 643
 644                                                 if(($contact['rel'] == CONTACT_IS_FRIEND) && (! $contact['blocked']))
 645                                                         $headers  = 'From: ' . email_header_encode($local_user[0]['username'],'UTF-8') . ' <' . $local_user[0]['email'] . '>' . "\n";
 646                                                 else
 647                                                         $headers  = 'From: ' . email_header_encode($local_user[0]['username'],'UTF-8') . ' <' . t('noreply') . '@' . $a->get_hostname() . '>' . "\n";
 648
 649                                                 if($reply_to)
 650                                                         $headers .= 'Reply-to: ' . $reply_to . "\n";
 651
 652                                                 // for testing purposes: Collect exported mails
 653                                                 //$file = tempnam("/tmp/friendica/", "mail-out2-");
 654                                                 //file_put_contents($file, json_encode($it));
 655
 656                                                 $headers .= 'Message-Id: <' . iri2msgid($it['uri']) . '>' . "\n";
 657
 658                                                 if($it['uri'] !== $it['parent-uri']) {
 659                                                         $headers .= 'References: <' . iri2msgid($it['parent-uri']) . '>' . "\n";
 660                                                         if(!strlen($it['title'])) {
 661                                                                 $r = q("SELECT `title` FROM `item` WHERE `parent-uri` = '%s' LIMIT 1",
 662                                                                         dbesc($it['parent-uri']));
 663
 664                                                                 if(count($r) AND ($r[0]['title'] != ''))
 665                                                                         $subject = $r[0]['title'];
 666                                                         }
 667                                                         if(strncasecmp($subject,'RE:',3))
 668                                                                 $subject = 'Re: '.$subject;
 669                                                 }
 670                                                 email_send($addr, $subject, $headers, $it);
 671                                         }
 672                                         break;
 673                                 case NETWORK_DIASPORA:
 674                                         require_once('include/diaspora.php');
 675
 676                                         if(get_config('system','dfrn_only') || (! get_config('system','diaspora_enabled')))
 677                                                 break;
 678
 679                                         if($mail) {
 680                                                 diaspora_send_mail($item,$owner,$contact);
 681                                                 break;
 682                                         }
 683
 684                                         if(! $normal_mode)
 685                                                 break;
 686
 687                                         // special handling for followup to public post
 688                                         // all other public posts processed as public batches further below
 689
 690                                         if($public_message) {
 691                                                 if($followup)
 692                                                         diaspora_send_followup($target_item,$owner,$contact, true);
 693                                                 break;
 694                                         }
 695
 696                                         if(! $contact['pubkey'])
 697                                                 break;
 698
 699                                         if($target_item['verb'] === ACTIVITY_DISLIKE) {
 700                                                 // unsupported
 701                                                 break;
 702                                         }
 703                                         elseif(($target_item['deleted']) && ($target_item['verb'] !== ACTIVITY_LIKE)) {
 704                                                 // diaspora delete,
 705                                                 diaspora_send_retraction($target_item,$owner,$contact);
 706                                                 break;
 707                                         }
 708                                         elseif($followup) {
 709                                                 // send comments, likes and retractions of likes to owner to relay
 710                                                 diaspora_send_followup($target_item,$owner,$contact);
 711                                                 break;
 712                                         }
 713                                         elseif($target_item['parent'] != $target_item['id']) {
 714                                                 // we are the relay - send comments, likes and unlikes to our conversants
 715                                                 diaspora_send_relay($target_item,$owner,$contact);
 716                                                 break;
 717                                         }
 718                                         elseif(($top_level) && (! $walltowall)) {
 719                                                 // currently no workable solution for sending walltowall
 720                                                 diaspora_send_status($target_item,$owner,$contact);
 721                                                 break;
 722                                         }
 723
 724                                         break;
 725
 726                                 case NETWORK_FEED:
 727                                 case NETWORK_FACEBOOK:
 728                                         if(get_config('system','dfrn_only'))
 729                                                 break;
 730                                 default:
 731                                         break;
 732                         }
 733                 }
 734         }
 735
 736         // send additional slaps to mentioned remote tags (@foo@example.com)
 737
 738         if($slap && count($url_recipients) && ($followup || $top_level) && $public_message && (! $expire)) {
 739                 if(! get_config('system','dfrn_only')) {
 740                         foreach($url_recipients as $url) {
 741                                 if($url) {
 742                                         logger('notifier: urldelivery: ' . $url);
 743                                         $deliver_status = slapper($owner,$url,$slap);
 744                                         // TODO: redeliver/queue these items on failure, though there is no contact record
 745                                 }
 746                         }
 747                 }
 748         }
 749
 750
 751         if($public_message) {
 752
 753                 $r1 = q("SELECT DISTINCT(`batch`), `id`, `name`,`network` FROM `contact` WHERE `network` = '%s'
 754                         AND `uid` = %d AND `rel` != %d group by `batch` ORDER BY rand() ",
 755                         dbesc(NETWORK_DIASPORA),
 756                         intval($owner['uid']),
 757                         intval(CONTACT_IS_SHARING)
 758                 );
 759
 760                 $r2 = q("SELECT `id`, `name`,`network` FROM `contact`
 761                         WHERE `network` in ( '%s', '%s')  AND `uid` = %d AND `blocked` = 0 AND `pending` = 0
 762                         AND `rel` != %d order by rand() ",
 763                         dbesc(NETWORK_DFRN),
 764                         dbesc(NETWORK_MAIL2),
 765                         intval($owner['uid']),
 766                         intval(CONTACT_IS_SHARING)
 767                 );
 768
 769                 $r = array_merge($r2,$r1);
 770
 771                 if(count($r)) {
 772                         logger('pubdeliver: ' . print_r($r,true), LOGGER_DEBUG);
 773
 774                         // throw everything into the queue in case we get killed
 775
 776                         foreach($r as $rr) {
 777                                 if((! $mail) && (! $fsuggest) && (! $followup)) {
 778                                         q("insert into deliverq ( `cmd`,`item`,`contact` ) values ('%s', %d, %d )",
 779                                                 dbesc($cmd),
 780                                                 intval($item_id),
 781                                                 intval($rr['id'])
 782                                         );
 783                                 }
 784                         }
 785
 786                         foreach($r as $rr) {
 787
 788                                 // except for Diaspora batch jobs
 789                                 // Don't deliver to folks who have already been delivered to
 790
 791                                 if(($rr['network'] !== NETWORK_DIASPORA) && (in_array($rr['id'],$conversants))) {
 792                                         logger('notifier: already delivered id=' . $rr['id']);
 793                                         continue;
 794                                 }
 795
 796                                 if((! $mail) && (! $fsuggest) && (! $followup)) {
 797                                         logger('notifier: delivery agent: ' . $rr['name'] . ' ' . $rr['id']);
 798                                         proc_run('php','include/delivery.php',$cmd,$item_id,$rr['id']);
 799                                         if($interval)
 800                                                 @time_sleep_until(microtime(true) + (float) $interval);
 801                                 }
 802                         }
 803                 }
 804
 805
 806                 if(strlen($hub)) {
 807                         $hubs = explode(',', $hub);
 808                         if(count($hubs)) {
 809                                 foreach($hubs as $h) {
 810                                         $h = trim($h);
 811                                         if(! strlen($h))
 812                                                 continue;
 813                                         $params = 'hub.mode=publish&hub.url=' . urlencode($a->get_baseurl() . '/dfrn_poll/' . $owner['nickname'] );
 814                                         post_url($h,$params);
 815                                         logger('pubsub: publish: ' . $h . ' ' . $params . ' returned ' . $a->get_curl_code());
 816                                         if(count($hubs) > 1)
 817                                                 sleep(7);                               // try and avoid multiple hubs responding at precisely the same time
 818                                 }
 819                         }
 820                 }
 821
 822         }
 823
 824         if($normal_mode)
 825                 call_hooks('notifier_normal',$target_item);
 826
 827         call_hooks('notifier_end',$target_item);
 828
 829         return;
 830 }
 831
 832 if (array_search(__file__,get_included_files())===0){
 833   notifier_run($argv,$argc);
 834   killme();
 835 }