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