include/delivery.php

   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/dfrn.php");
   9
  10 function delivery_run(&$argv, &$argc){
  11         global $a, $db;
  12
  13         if (is_null($a)){
  14                 $a = new App;
  15         }
  16
  17         if (is_null($db)) {
  18                 @include(".htconfig.php");
  19                 require_once("include/dba.php");
  20                 $db = new dba($db_host, $db_user, $db_pass, $db_data);
  21                 unset($db_host, $db_user, $db_pass, $db_data);
  22         }
  23
  24         require_once("include/session.php");
  25         require_once("include/datetime.php");
  26         require_once('include/items.php');
  27         require_once('include/bbcode.php');
  28         require_once('include/email.php');
  29
  30         load_config('config');
  31         load_config('system');
  32
  33         load_hooks();
  34
  35         if ($argc < 3)
  36                 return;
  37
  38         $a->set_baseurl(get_config('system','url'));
  39
  40         logger('delivery: invoked: '. print_r($argv,true), LOGGER_DEBUG);
  41
  42         $cmd        = $argv[1];
  43         $item_id    = intval($argv[2]);
  44
  45         for($x = 3; $x < $argc; $x ++) {
  46
  47                 $contact_id = intval($argv[$x]);
  48
  49                 // Some other process may have delivered this item already.
  50
  51                 $r = q("SELECT * FROM `deliverq` WHERE `cmd` = '%s' AND `item` = %d AND `contact` = %d LIMIT 1",
  52                         dbesc($cmd),
  53                         dbesc($item_id),
  54                         dbesc($contact_id)
  55                 );
  56                 if (!dbm::is_result($r)) {
  57                         continue;
  58                 }
  59
  60                 if ($a->maxload_reached())
  61                         return;
  62
  63                 // It's ours to deliver. Remove it from the queue.
  64
  65                 q("DELETE FROM `deliverq` WHERE `cmd` = '%s' AND `item` = %d AND `contact` = %d",
  66                         dbesc($cmd),
  67                         dbesc($item_id),
  68                         dbesc($contact_id)
  69                 );
  70
  71                 if (!$item_id || !$contact_id)
  72                         continue;
  73
  74                 $expire = false;
  75                 $mail = false;
  76                 $fsuggest = false;
  77                 $relocate = false;
  78                 $top_level = false;
  79                 $recipients = array();
  80                 $url_recipients = array();
  81                 $followup = false;
  82
  83                 $normal_mode = true;
  84
  85                 $recipients[] = $contact_id;
  86
  87                 if ($cmd === 'mail') {
  88                         $normal_mode = false;
  89                         $mail = true;
  90                         $message = q("SELECT * FROM `mail` WHERE `id` = %d LIMIT 1",
  91                                         intval($item_id)
  92                         );
  93                         if (!count($message)){
  94                                 return;
  95                         }
  96                         $uid = $message[0]['uid'];
  97                         $recipients[] = $message[0]['contact-id'];
  98                         $item = $message[0];
  99                 }
 100                 elseif ($cmd === 'expire') {
 101                         $normal_mode = false;
 102                         $expire = true;
 103                         $items = q("SELECT * FROM `item` WHERE `uid` = %d AND `wall` = 1
 104                                 AND `deleted` = 1 AND `changed` > UTC_TIMESTAMP() - INTERVAL 30 MINUTE",
 105                                 intval($item_id)
 106                         );
 107                         $uid = $item_id;
 108                         $item_id = 0;
 109                         if (!count($items))
 110                                 continue;
 111                 }
 112                 elseif ($cmd === 'suggest') {
 113                         $normal_mode = false;
 114                         $fsuggest = true;
 115
 116                         $suggest = q("SELECT * FROM `fsuggest` WHERE `id` = %d LIMIT 1",
 117                                 intval($item_id)
 118                         );
 119                         if (!count($suggest))
 120                                 return;
 121                         $uid = $suggest[0]['uid'];
 122                         $recipients[] = $suggest[0]['cid'];
 123                         $item = $suggest[0];
 124                 } elseif ($cmd === 'relocate') {
 125                         $normal_mode = false;
 126                         $relocate = true;
 127                         $uid = $item_id;
 128                 } else {
 129                         // find ancestors
 130                         $r = q("SELECT * FROM `item` WHERE `id` = %d and visible = 1 and moderated = 0 LIMIT 1",
 131                                 intval($item_id)
 132                         );
 133
 134                         if ((!dbm::is_result($r)) || (!intval($r[0]['parent']))) {
 135                                 continue;
 136                         }
 137
 138                         $target_item = $r[0];
 139                         $parent_id = intval($r[0]['parent']);
 140                         $uid = $r[0]['uid'];
 141                         $updated = $r[0]['edited'];
 142
 143                         $items = q("SELECT `item`.*, `sign`.`signed_text`,`sign`.`signature`,`sign`.`signer`
 144                                 FROM `item` LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id` WHERE `parent` = %d and visible = 1 and moderated = 0 ORDER BY `id` ASC",
 145                                 intval($parent_id)
 146                         );
 147
 148                         if (!count($items)) {
 149                                 continue;
 150                         }
 151
 152                         $icontacts = null;
 153                         $contacts_arr = array();
 154                         foreach($items as $item)
 155                                 if (!in_array($item['contact-id'],$contacts_arr))
 156                                         $contacts_arr[] = intval($item['contact-id']);
 157                         if (count($contacts_arr)) {
 158                                 $str_contacts = implode(',',$contacts_arr);
 159                                 $icontacts = q("SELECT * FROM `contact`
 160                                         WHERE `id` IN ( $str_contacts ) "
 161                                 );
 162                         }
 163                         if ( !($icontacts && count($icontacts)))
 164                                 continue;
 165
 166                         // avoid race condition with deleting entries
 167
 168                         if ($items[0]['deleted']) {
 169                                 foreach($items as $item)
 170                                         $item['deleted'] = 1;
 171                         }
 172
 173                         if ((count($items) == 1) && ($items[0]['uri'] === $items[0]['parent-uri'])) {
 174                                 logger('delivery: top level post');
 175                                 $top_level = true;
 176                         }
 177                 }
 178
 179                 $r = q("SELECT `contact`.*, `user`.`pubkey` AS `upubkey`, `user`.`prvkey` AS `uprvkey`,
 180                         `user`.`timezone`, `user`.`nickname`, `user`.`sprvkey`, `user`.`spubkey`,
 181                         `user`.`page-flags`, `user`.`account-type`, `user`.`prvnets`
 182                         FROM `contact` INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`
 183                         WHERE `contact`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
 184                         intval($uid)
 185                 );
 186
 187                 if (!dbm::is_result($r))
 188                         continue;
 189
 190                 $owner = $r[0];
 191
 192                 $walltowall = ((($top_level) && ($owner['id'] != $items[0]['contact-id'])) ? true : false);
 193
 194                 $public_message = true;
 195
 196                 if (!($mail || $fsuggest || $relocate)) {
 197                         require_once('include/group.php');
 198
 199                         $parent = $items[0];
 200
 201                         // This is IMPORTANT!!!!
 202
 203                         // We will only send a "notify owner to relay" or followup message if the referenced post
 204                         // originated on our system by virtue of having our hostname somewhere
 205                         // in the URI, AND it was a comment (not top_level) AND the parent originated elsewhere.
 206                         // if $parent['wall'] == 1 we will already have the parent message in our array
 207                         // and we will relay the whole lot.
 208
 209                         // expire sends an entire group of expire messages and cannot be forwarded.
 210                         // However the conversation owner will be a part of the conversation and will
 211                         // be notified during this run.
 212                         // Other DFRN conversation members will be alerted during polled updates.
 213
 214                         // Diaspora members currently are not notified of expirations, and other networks have
 215                         // either limited or no ability to process deletions. We should at least fix Diaspora
 216                         // by stringing togther an array of retractions and sending them onward.
 217
 218
 219                         $localhost = $a->get_hostname();
 220                         if (strpos($localhost,':'))
 221                                 $localhost = substr($localhost,0,strpos($localhost,':'));
 222
 223                         /**
 224                          *
 225                          * Be VERY CAREFUL if you make any changes to the following line. Seemingly innocuous changes
 226                          * have been known to cause runaway conditions which affected several servers, along with
 227                          * permissions issues.
 228                          *
 229                          */
 230
 231                         $relay_to_owner = false;
 232
 233                         if (!$top_level && ($parent['wall'] == 0) && !$expire && stristr($target_item['uri'],$localhost)) {
 234                                 $relay_to_owner = true;
 235                         }
 236
 237                         if ($relay_to_owner) {
 238                                 logger('followup '.$target_item["guid"], LOGGER_DEBUG);
 239                                 // local followup to remote post
 240                                 $followup = true;
 241                         }
 242
 243                         if ((strlen($parent['allow_cid']))
 244                                 || (strlen($parent['allow_gid']))
 245                                 || (strlen($parent['deny_cid']))
 246                                 || (strlen($parent['deny_gid']))
 247                                 || $parent["private"]) {
 248                                 $public_message = false; // private recipients, not public
 249                         }
 250
 251                 }
 252
 253                 $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `blocked` = 0 AND `pending` = 0",
 254                         intval($contact_id)
 255                 );
 256
 257                 if (dbm::is_result($r))
 258                         $contact = $r[0];
 259
 260                 if ($contact['self'])
 261                         continue;
 262
 263                 $deliver_status = 0;
 264
 265                 logger("main delivery by delivery: followup=$followup mail=$mail fsuggest=$fsuggest relocate=$relocate - network ".$contact['network']);
 266
 267                 switch($contact['network']) {
 268
 269                         case NETWORK_DFRN:
 270                                 logger('notifier: '.$target_item["guid"].' dfrndelivery: '.$contact['name']);
 271
 272                                 if ($mail) {
 273                                         $item['body'] = fix_private_photos($item['body'],$owner['uid'],null,$message[0]['contact-id']);
 274                                         $atom = dfrn::mail($item, $owner);
 275                                 } elseif ($fsuggest) {
 276                                         $atom = dfrn::fsuggest($item, $owner);
 277                                         q("DELETE FROM `fsuggest` WHERE `id` = %d LIMIT 1", intval($item['id']));
 278                                 } elseif ($relocate)
 279                                         $atom = dfrn::relocate($owner, $uid);
 280                                 elseif ($followup) {
 281                                         $msgitems = array();
 282                                         foreach($items as $item) {  // there is only one item
 283                                                 if (!$item['parent'])
 284                                                         continue;
 285                                                 if ($item['id'] == $item_id) {
 286                                                         logger('followup: item: '. print_r($item,true), LOGGER_DATA);
 287                                                         $msgitems[] = $item;
 288                                                 }
 289                                         }
 290                                         $atom = dfrn::entries($msgitems,$owner);
 291                                 } else {
 292                                         $msgitems = array();
 293                                         foreach($items as $item) {
 294                                                 if (!$item['parent'])
 295                                                         continue;
 296
 297                                                 // private emails may be in included in public conversations. Filter them.
 298                                                 if ($public_message && $item['private'])
 299                                                         continue;
 300
 301                                                 $item_contact = get_item_contact($item,$icontacts);
 302                                                 if (!$item_contact)
 303                                                         continue;
 304
 305                                                 if ($normal_mode) {
 306                                                         if ($item_id == $item['id'] || $item['id'] == $item['parent']) {
 307                                                                 $item["entry:comment-allow"] = true;
 308                                                                 $item["entry:cid"] = (($top_level) ? $contact['id'] : 0);
 309                                                                 $msgitems[] = $item;
 310                                                         }
 311                                                 } else {
 312                                                         $item["entry:comment-allow"] = true;
 313                                                         $msgitems[] = $item;
 314                                                 }
 315                                         }
 316                                         $atom = dfrn::entries($msgitems,$owner);
 317                                 }
 318
 319                                 logger('notifier entry: '.$contact["url"].' '.$target_item["guid"].' entry: '.$atom, LOGGER_DEBUG);
 320
 321                                 logger('notifier: '.$atom, LOGGER_DATA);
 322                                 $basepath =  implode('/', array_slice(explode('/',$contact['url']),0,3));
 323
 324                                 // perform local delivery if we are on the same site
 325
 326                                 if (link_compare($basepath,App::get_baseurl())) {
 327
 328                                         $nickname = basename($contact['url']);
 329                                         if ($contact['issued-id'])
 330                                                 $sql_extra = sprintf(" AND `dfrn-id` = '%s' ", dbesc($contact['issued-id']));
 331                                         else
 332                                                 $sql_extra = sprintf(" AND `issued-id` = '%s' ", dbesc($contact['dfrn-id']));
 333
 334                                         $x = q("SELECT  `contact`.*, `contact`.`uid` AS `importer_uid`,
 335                                                 `contact`.`pubkey` AS `cpubkey`,
 336                                                 `contact`.`prvkey` AS `cprvkey`,
 337                                                 `contact`.`thumb` AS `thumb`,
 338                                                 `contact`.`url` as `url`,
 339                                                 `contact`.`name` as `senderName`,
 340                                                 `user`.*
 341                                                 FROM `contact`
 342                                                 INNER JOIN `user` ON `contact`.`uid` = `user`.`uid`
 343                                                 WHERE `contact`.`blocked` = 0 AND `contact`.`pending` = 0
 344                                                 AND `contact`.`network` = '%s' AND `user`.`nickname` = '%s'
 345                                                 $sql_extra
 346                                                 AND `user`.`account_expired` = 0 AND `user`.`account_removed` = 0 LIMIT 1",
 347                                                 dbesc(NETWORK_DFRN),
 348                                                 dbesc($nickname)
 349                                         );
 350
 351                                         if ($x && count($x)) {
 352                                                 $write_flag = ((($x[0]['rel']) && ($x[0]['rel'] != CONTACT_IS_SHARING)) ? true : false);
 353                                                 if ((($owner['page-flags'] == PAGE_COMMUNITY) || $write_flag) && !$x[0]['writable']) {
 354                                                         q("UPDATE `contact` SET `writable` = 1 WHERE `id` = %d",
 355                                                                 intval($x[0]['id'])
 356                                                         );
 357                                                         $x[0]['writable'] = 1;
 358                                                 }
 359
 360                                                 $ssl_policy = get_config('system','ssl_policy');
 361                                                 fix_contact_ssl_policy($x[0],$ssl_policy);
 362
 363                                                 // If we are setup as a soapbox we aren't accepting top level posts from this person
 364
 365                                                 if (($x[0]['page-flags'] == PAGE_SOAPBOX) AND $top_level)
 366                                                         break;
 367
 368                                                 logger('mod-delivery: local delivery');
 369                                                 dfrn::import($atom, $x[0]);
 370                                                 break;
 371                                         }
 372                                 }
 373
 374                                 if (!was_recently_delayed($contact['id']))
 375                                         $deliver_status = dfrn::deliver($owner,$contact,$atom);
 376                                 else
 377                                         $deliver_status = (-1);
 378
 379                                 logger('notifier: dfrn_delivery to '.$contact["url"].' with guid '.$target_item["guid"].' returns '.$deliver_status);
 380
 381                                 if ($deliver_status == (-1)) {
 382                                         logger('notifier: delivery failed: queuing message');
 383                                         add_to_queue($contact['id'],NETWORK_DFRN,$atom);
 384
 385                                         // The message could not be delivered. We mark the contact as "dead"
 386                                         mark_for_death($contact);
 387                                 } else {
 388                                         // We successfully delivered a message, the contact is alive
 389                                         unmark_for_death($contact);
 390                                 }
 391
 392                                 break;
 393
 394                         case NETWORK_OSTATUS:
 395                                 // Do not send to otatus if we are not configured to send to public networks
 396                                 if ($owner['prvnets'])
 397                                         break;
 398                                 if (get_config('system','ostatus_disabled') || get_config('system','dfrn_only'))
 399                                         break;
 400
 401                                 // There is currently no code here to distribute anything to OStatus.
 402                                 // This is done in "notifier.php" (See "url_recipients" and "push_notify")
 403                                 break;
 404
 405                         case NETWORK_MAIL:
 406                         case NETWORK_MAIL2:
 407
 408                                 if (get_config('system','dfrn_only'))
 409                                         break;
 410                                 // WARNING: does not currently convert to RFC2047 header encodings, etc.
 411
 412                                 $addr = $contact['addr'];
 413                                 if (!strlen($addr))
 414                                         break;
 415
 416                                 if ($cmd === 'wall-new' || $cmd === 'comment-new') {
 417
 418                                         $it = null;
 419                                         if ($cmd === 'wall-new')
 420                                                 $it = $items[0];
 421                                         else {
 422                                                 $r = q("SELECT * FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 423                                                         intval($argv[2]),
 424                                                         intval($uid)
 425                                                 );
 426                                                 if (dbm::is_result($r))
 427                                                         $it = $r[0];
 428                                         }
 429                                         if (!$it)
 430                                                 break;
 431
 432
 433                                         $local_user = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
 434                                                 intval($uid)
 435                                         );
 436                                         if (!count($local_user))
 437                                                 break;
 438
 439                                         $reply_to = '';
 440                                         $r1 = q("SELECT * FROM `mailacct` WHERE `uid` = %d LIMIT 1",
 441                                                 intval($uid)
 442                                         );
 443                                         if ($r1 && $r1[0]['reply_to'])
 444                                                 $reply_to = $r1[0]['reply_to'];
 445
 446                                         $subject  = (($it['title']) ? email_header_encode($it['title'],'UTF-8') : t("\x28no subject\x29")) ;
 447
 448                                         // only expose our real email address to true friends
 449
 450                                         if (($contact['rel'] == CONTACT_IS_FRIEND) && !$contact['blocked']) {
 451                                                 if ($reply_to) {
 452                                                         $headers  = 'From: '.email_header_encode($local_user[0]['username'],'UTF-8').' <'.$reply_to.'>'."\n";
 453                                                         $headers .= 'Sender: '.$local_user[0]['email']."\n";
 454                                                 } else
 455                                                         $headers  = 'From: '.email_header_encode($local_user[0]['username'],'UTF-8').' <'.$local_user[0]['email'].'>'."\n";
 456                                         } else
 457                                                 $headers  = 'From: '. email_header_encode($local_user[0]['username'],'UTF-8') .' <'. t('noreply') .'@'.$a->get_hostname() .'>'. "\n";
 458
 459                                         //if ($reply_to)
 460                                         //      $headers .= 'Reply-to: '.$reply_to . "\n";
 461
 462                                         $headers .= 'Message-Id: <'. iri2msgid($it['uri']).'>'. "\n";
 463
 464                                         //logger("Mail: uri: ".$it['uri']." parent-uri ".$it['parent-uri'], LOGGER_DEBUG);
 465                                         //logger("Mail: Data: ".print_r($it, true), LOGGER_DEBUG);
 466                                         //logger("Mail: Data: ".print_r($it, true), LOGGER_DATA);
 467
 468                                         if ($it['uri'] !== $it['parent-uri']) {
 469                                                 $headers .= "References: <".iri2msgid($it["parent-uri"]).">";
 470
 471                                                 // If Threading is enabled, write down the correct parent
 472                                                 if (($it["thr-parent"] != "") and ($it["thr-parent"] != $it["parent-uri"]))
 473                                                         $headers .= " <".iri2msgid($it["thr-parent"]).">";
 474                                                 $headers .= "\n";
 475
 476                                                 if (!$it['title']) {
 477                                                         $r = q("SELECT `title` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 478                                                                 dbesc($it['parent-uri']),
 479                                                                 intval($uid));
 480
 481                                                         if (dbm::is_result($r) AND ($r[0]['title'] != ''))
 482                                                                 $subject = $r[0]['title'];
 483                                                         else {
 484                                                                 $r = q("SELECT `title` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d LIMIT 1",
 485                                                                         dbesc($it['parent-uri']),
 486                                                                         intval($uid));
 487
 488                                                                 if (dbm::is_result($r) AND ($r[0]['title'] != ''))
 489                                                                         $subject = $r[0]['title'];
 490                                                         }
 491                                                 }
 492                                                 if (strncasecmp($subject,'RE:',3))
 493                                                         $subject = 'Re: '.$subject;
 494                                         }
 495                                         email_send($addr, $subject, $headers, $it);
 496                                 }
 497                                 break;
 498
 499                         case NETWORK_DIASPORA:
 500                                 if ($public_message)
 501                                         $loc = 'public batch '.$contact['batch'];
 502                                 else
 503                                         $loc = $contact['name'];
 504
 505                                 logger('delivery: diaspora batch deliver: '.$loc);
 506
 507                                 if (get_config('system','dfrn_only') || (!get_config('system','diaspora_enabled')))
 508                                         break;
 509
 510                                 if ($mail) {
 511                                         Diaspora::send_mail($item,$owner,$contact);
 512                                         break;
 513                                 }
 514
 515                                 if (!$normal_mode)
 516                                         break;
 517
 518                                 if (!$contact['pubkey'] && !$public_message)
 519                                         break;
 520
 521                                 $unsupported_activities = array(ACTIVITY_DISLIKE, ACTIVITY_ATTEND, ACTIVITY_ATTENDNO, ACTIVITY_ATTENDMAYBE);
 522
 523                                 //don't transmit activities which are not supported by diaspora
 524                                 foreach($unsupported_activities as $act) {
 525                                         if (activity_match($target_item['verb'],$act)) {
 526                                                 break 2;
 527                                         }
 528                                 }
 529
 530                                 if (($target_item['deleted']) && (($target_item['uri'] === $target_item['parent-uri']) || $followup)) {
 531                                         // top-level retraction
 532                                         logger('diaspora retract: '.$loc);
 533                                         Diaspora::send_retraction($target_item,$owner,$contact,$public_message);
 534                                         break;
 535                                 } elseif ($followup) {
 536                                         // send comments and likes to owner to relay
 537                                         logger('diaspora followup: '.$loc);
 538                                         Diaspora::send_followup($target_item,$owner,$contact,$public_message);
 539                                         break;
 540                                 } elseif ($target_item['uri'] !== $target_item['parent-uri']) {
 541                                         // we are the relay - send comments, likes and relayable_retractions to our conversants
 542                                         logger('diaspora relay: '.$loc);
 543                                         Diaspora::send_relay($target_item,$owner,$contact,$public_message);
 544                                         break;
 545                                 } elseif ($top_level && !$walltowall) {
 546                                         // currently no workable solution for sending walltowall
 547                                         logger('diaspora status: '.$loc);
 548                                         Diaspora::send_status($target_item,$owner,$contact,$public_message);
 549                                         break;
 550                                 }
 551
 552                                 logger('delivery: diaspora unknown mode: '.$contact['name']);
 553
 554                                 break;
 555
 556                         default:
 557                                 break;
 558                 }
 559         }
 560
 561         return;
 562 }
 563
 564 if (array_search(__file__,get_included_files())===0){
 565   delivery_run($_SERVER["argv"],$_SERVER["argc"]);
 566   killme();
 567 }