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
  39         $a->set_baseurl(get_config('system','url'));
  40
  41         logger('delivery: invoked: '. print_r($argv,true), LOGGER_DEBUG);
  42
  43         $cmd        = $argv[1];
  44         $item_id    = intval($argv[2]);
  45
  46         for ($x = 3; $x < $argc; $x ++) {
  47
  48                 $contact_id = intval($argv[$x]);
  49
  50                 /// @todo When switching completely to the worker we won't need this anymore
  51                 // Some other process may have delivered this item already.
  52
  53                 $r = q("SELECT * FROM `deliverq` WHERE `cmd` = '%s' AND `item` = %d AND `contact` = %d LIMIT 1",
  54                         dbesc($cmd),
  55                         dbesc($item_id),
  56                         dbesc($contact_id)
  57                 );
  58                 if (!dbm::is_result($r)) {
  59                         continue;
  60                 }
  61
  62                 if ($a->maxload_reached()) {
  63                         return;
  64                 }
  65
  66                 // It's ours to deliver. Remove it from the queue.
  67
  68                 q("DELETE FROM `deliverq` WHERE `cmd` = '%s' AND `item` = %d AND `contact` = %d",
  69                         dbesc($cmd),
  70                         dbesc($item_id),
  71                         dbesc($contact_id)
  72                 );
  73
  74                 if (!$item_id || !$contact_id) {
  75                         continue;
  76                 }
  77
  78                 $expire = false;
  79                 $mail = false;
  80                 $fsuggest = false;
  81                 $relocate = false;
  82                 $top_level = false;
  83                 $recipients = array();
  84                 $url_recipients = array();
  85                 $followup = false;
  86
  87                 $normal_mode = true;
  88
  89                 $recipients[] = $contact_id;
  90
  91                 if ($cmd === 'mail') {
  92                         $normal_mode = false;
  93                         $mail = true;
  94                         $message = q("SELECT * FROM `mail` WHERE `id` = %d LIMIT 1",
  95                                         intval($item_id)
  96                         );
  97                         if (!count($message)) {
  98                                 return;
  99                         }
 100                         $uid = $message[0]['uid'];
 101                         $recipients[] = $message[0]['contact-id'];
 102                         $item = $message[0];
 103                 } elseif ($cmd === 'expire') {
 104                         $normal_mode = false;
 105                         $expire = true;
 106                         $items = q("SELECT * FROM `item` WHERE `uid` = %d AND `wall` = 1
 107                                 AND `deleted` = 1 AND `changed` > UTC_TIMESTAMP() - INTERVAL 30 MINUTE",
 108                                 intval($item_id)
 109                         );
 110                         $uid = $item_id;
 111                         $item_id = 0;
 112                         if (!count($items)) {
 113                                 continue;
 114                         }
 115                 } elseif ($cmd === 'suggest') {
 116                         $normal_mode = false;
 117                         $fsuggest = true;
 118
 119                         $suggest = q("SELECT * FROM `fsuggest` WHERE `id` = %d LIMIT 1",
 120                                 intval($item_id)
 121                         );
 122                         if (!count($suggest)) {
 123                                 return;
 124                         }
 125                         $uid = $suggest[0]['uid'];
 126                         $recipients[] = $suggest[0]['cid'];
 127                         $item = $suggest[0];
 128                 } elseif ($cmd === 'relocate') {
 129                         $normal_mode = false;
 130                         $relocate = true;
 131                         $uid = $item_id;
 132                 } else {
 133                         // find ancestors
 134                         $r = q("SELECT * FROM `item` WHERE `id` = %d and visible = 1 and moderated = 0 LIMIT 1",
 135                                 intval($item_id)
 136                         );
 137
 138                         if ((!dbm::is_result($r)) || (!intval($r[0]['parent']))) {
 139                                 continue;
 140                         }
 141
 142                         $target_item = $r[0];
 143                         $parent_id = intval($r[0]['parent']);
 144                         $uid = $r[0]['uid'];
 145                         $updated = $r[0]['edited'];
 146
 147                         $items = q("SELECT `item`.*, `sign`.`signed_text`,`sign`.`signature`,`sign`.`signer`
 148                                 FROM `item` LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id` WHERE `parent` = %d and visible = 1 and moderated = 0 ORDER BY `id` ASC",
 149                                 intval($parent_id)
 150                         );
 151
 152                         if (!count($items)) {
 153                                 continue;
 154                         }
 155
 156                         $icontacts = null;
 157                         $contacts_arr = array();
 158                         foreach ($items as $item) {
 159                                 if (!in_array($item['contact-id'],$contacts_arr)) {
 160                                         $contacts_arr[] = intval($item['contact-id']);
 161                                 }
 162                         }
 163                         if (count($contacts_arr)) {
 164                                 $str_contacts = implode(',',$contacts_arr);
 165                                 $icontacts = q("SELECT * FROM `contact`
 166                                         WHERE `id` IN ( $str_contacts ) "
 167                                 );
 168                         }
 169                         if ( !($icontacts && count($icontacts))) {
 170                                 continue;
 171                         }
 172
 173                         // avoid race condition with deleting entries
 174
 175                         if ($items[0]['deleted']) {
 176                                 foreach ($items as $item) {
 177                                         $item['deleted'] = 1;
 178                                 }
 179                         }
 180
 181                         // When commenting too fast after delivery, a post wasn't recognized as top level post.
 182                         // The count then showed more than one entry. The additional check should help.
 183                         // The check for the "count" should be superfluous, but I'm not totally sure by now, so we keep it.
 184                         if ((($items[0]['id'] == $item_id) || (count($items) == 1)) && ($items[0]['uri'] === $items[0]['parent-uri'])) {
 185                                 logger('delivery: top level post');
 186                                 $top_level = true;
 187                         }
 188                 }
 189
 190                 $r = q("SELECT `contact`.*, `user`.`pubkey` AS `upubkey`, `user`.`prvkey` AS `uprvkey`,
 191                         `user`.`timezone`, `user`.`nickname`, `user`.`sprvkey`, `user`.`spubkey`,
 192                         `user`.`page-flags`, `user`.`account-type`, `user`.`prvnets`
 193                         FROM `contact` INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`
 194                         WHERE `contact`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
 195                         intval($uid)
 196                 );
 197
 198                 if (!dbm::is_result($r)) {
 199                         continue;
 200                 }
 201
 202                 $owner = $r[0];
 203
 204                 $walltowall = ((($top_level) && ($owner['id'] != $items[0]['contact-id'])) ? true : false);
 205
 206                 $public_message = true;
 207
 208                 if (!($mail || $fsuggest || $relocate)) {
 209                         require_once('include/group.php');
 210
 211                         $parent = $items[0];
 212
 213                         // This is IMPORTANT!!!!
 214
 215                         // We will only send a "notify owner to relay" or followup message if the referenced post
 216                         // originated on our system by virtue of having our hostname somewhere
 217                         // in the URI, AND it was a comment (not top_level) AND the parent originated elsewhere.
 218                         // if $parent['wall'] == 1 we will already have the parent message in our array
 219                         // and we will relay the whole lot.
 220
 221                         // expire sends an entire group of expire messages and cannot be forwarded.
 222                         // However the conversation owner will be a part of the conversation and will
 223                         // be notified during this run.
 224                         // Other DFRN conversation members will be alerted during polled updates.
 225
 226                         // Diaspora members currently are not notified of expirations, and other networks have
 227                         // either limited or no ability to process deletions. We should at least fix Diaspora
 228                         // by stringing togther an array of retractions and sending them onward.
 229
 230
 231                         $localhost = $a->get_hostname();
 232                         if (strpos($localhost,':')) {
 233                                 $localhost = substr($localhost,0,strpos($localhost,':'));
 234                         }
 235                         /**
 236                          *
 237                          * Be VERY CAREFUL if you make any changes to the following line. Seemingly innocuous changes
 238                          * have been known to cause runaway conditions which affected several servers, along with
 239                          * permissions issues.
 240                          *
 241                          */
 242
 243                         $relay_to_owner = false;
 244
 245                         if (!$top_level && ($parent['wall'] == 0) && !$expire && stristr($target_item['uri'],$localhost)) {
 246                                 $relay_to_owner = true;
 247                         }
 248
 249                         if ($relay_to_owner) {
 250                                 logger('followup '.$target_item["guid"], LOGGER_DEBUG);
 251                                 // local followup to remote post
 252                                 $followup = true;
 253                         }
 254
 255                         if ((strlen($parent['allow_cid']))
 256                                 || (strlen($parent['allow_gid']))
 257                                 || (strlen($parent['deny_cid']))
 258                                 || (strlen($parent['deny_gid']))
 259                                 || $parent["private"]) {
 260                                 $public_message = false; // private recipients, not public
 261                         }
 262
 263                 }
 264
 265                 $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `blocked` = 0 AND `pending` = 0",
 266                         intval($contact_id)
 267                 );
 268
 269                 if (dbm::is_result($r)) {
 270                         $contact = $r[0];
 271                 }
 272                 if ($contact['self']) {
 273                         continue;
 274                 }
 275                 $deliver_status = 0;
 276
 277                 logger("main delivery by delivery: followup=$followup mail=$mail fsuggest=$fsuggest relocate=$relocate - network ".$contact['network']);
 278
 279                 switch($contact['network']) {
 280
 281                         case NETWORK_DFRN:
 282                                 logger('notifier: '.$target_item["guid"].' dfrndelivery: '.$contact['name']);
 283
 284                                 if ($mail) {
 285                                         $item['body'] = fix_private_photos($item['body'],$owner['uid'],null,$message[0]['contact-id']);
 286                                         $atom = dfrn::mail($item, $owner);
 287                                 } elseif ($fsuggest) {
 288                                         $atom = dfrn::fsuggest($item, $owner);
 289                                         q("DELETE FROM `fsuggest` WHERE `id` = %d LIMIT 1", intval($item['id']));
 290                                 } elseif ($relocate) {
 291                                         $atom = dfrn::relocate($owner, $uid);
 292                                 } elseif ($followup) {
 293                                         $msgitems = array();
 294                                         foreach ($items as $item) {  // there is only one item
 295                                                 if (!$item['parent']) {
 296                                                         continue;
 297                                                 }
 298                                                 if ($item['id'] == $item_id) {
 299                                                         logger('followup: item: '. print_r($item,true), LOGGER_DATA);
 300                                                         $msgitems[] = $item;
 301                                                 }
 302                                         }
 303                                         $atom = dfrn::entries($msgitems,$owner);
 304                                 } else {
 305                                         $msgitems = array();
 306                                         foreach ($items as $item) {
 307                                                 if (!$item['parent']) {
 308                                                         continue;
 309                                                 }
 310
 311                                                 // private emails may be in included in public conversations. Filter them.
 312                                                 if ($public_message && $item['private']) {
 313                                                         continue;
 314                                                 }
 315
 316                                                 $item_contact = get_item_contact($item,$icontacts);
 317                                                 if (!$item_contact) {
 318                                                         continue;
 319                                                 }
 320
 321                                                 if ($normal_mode) {
 322                                                         if ($item_id == $item['id'] || $item['id'] == $item['parent']) {
 323                                                                 $item["entry:comment-allow"] = true;
 324                                                                 $item["entry:cid"] = (($top_level) ? $contact['id'] : 0);
 325                                                                 $msgitems[] = $item;
 326                                                         }
 327                                                 } else {
 328                                                         $item["entry:comment-allow"] = true;
 329                                                         $msgitems[] = $item;
 330                                                 }
 331                                         }
 332                                         $atom = dfrn::entries($msgitems,$owner);
 333                                 }
 334
 335                                 logger('notifier entry: '.$contact["url"].' '.$target_item["guid"].' entry: '.$atom, LOGGER_DEBUG);
 336
 337                                 logger('notifier: '.$atom, LOGGER_DATA);
 338                                 $basepath =  implode('/', array_slice(explode('/',$contact['url']),0,3));
 339
 340                                 // perform local delivery if we are on the same site
 341
 342                                 if (link_compare($basepath,App::get_baseurl())) {
 343
 344                                         $nickname = basename($contact['url']);
 345                                         if ($contact['issued-id']) {
 346                                                 $sql_extra = sprintf(" AND `dfrn-id` = '%s' ", dbesc($contact['issued-id']));
 347                                         } else {
 348                                                 $sql_extra = sprintf(" AND `issued-id` = '%s' ", dbesc($contact['dfrn-id']));
 349                                         }
 350
 351                                         $x = q("SELECT  `contact`.*, `contact`.`uid` AS `importer_uid`,
 352                                                 `contact`.`pubkey` AS `cpubkey`,
 353                                                 `contact`.`prvkey` AS `cprvkey`,
 354                                                 `contact`.`thumb` AS `thumb`,
 355                                                 `contact`.`url` as `url`,
 356                                                 `contact`.`name` as `senderName`,
 357                                                 `user`.*
 358                                                 FROM `contact`
 359                                                 INNER JOIN `user` ON `contact`.`uid` = `user`.`uid`
 360                                                 WHERE `contact`.`blocked` = 0 AND `contact`.`pending` = 0
 361                                                 AND `contact`.`network` = '%s' AND `user`.`nickname` = '%s'
 362                                                 $sql_extra
 363                                                 AND `user`.`account_expired` = 0 AND `user`.`account_removed` = 0 LIMIT 1",
 364                                                 dbesc(NETWORK_DFRN),
 365                                                 dbesc($nickname)
 366                                         );
 367
 368                                         if ($x && count($x)) {
 369                                                 $write_flag = ((($x[0]['rel']) && ($x[0]['rel'] != CONTACT_IS_SHARING)) ? true : false);
 370                                                 if ((($owner['page-flags'] == PAGE_COMMUNITY) || $write_flag) && !$x[0]['writable']) {
 371                                                         q("UPDATE `contact` SET `writable` = 1 WHERE `id` = %d",
 372                                                                 intval($x[0]['id'])
 373                                                         );
 374                                                         $x[0]['writable'] = 1;
 375                                                 }
 376
 377                                                 $ssl_policy = get_config('system','ssl_policy');
 378                                                 fix_contact_ssl_policy($x[0],$ssl_policy);
 379
 380                                                 // If we are setup as a soapbox we aren't accepting top level posts from this person
 381
 382                                                 if (($x[0]['page-flags'] == PAGE_SOAPBOX) AND $top_level) {
 383                                                         break;
 384                                                 }
 385                                                 logger('mod-delivery: local delivery');
 386                                                 dfrn::import($atom, $x[0]);
 387                                                 break;
 388                                         }
 389                                 }
 390
 391                                 if (!was_recently_delayed($contact['id'])) {
 392                                         $deliver_status = dfrn::deliver($owner,$contact,$atom);
 393                                 } else {
 394                                         $deliver_status = (-1);
 395                                 }
 396
 397                                 logger('notifier: dfrn_delivery to '.$contact["url"].' with guid '.$target_item["guid"].' returns '.$deliver_status);
 398
 399                                 if ($deliver_status == (-1)) {
 400                                         logger('notifier: delivery failed: queuing message');
 401                                         add_to_queue($contact['id'],NETWORK_DFRN,$atom);
 402
 403                                         // The message could not be delivered. We mark the contact as "dead"
 404                                         mark_for_death($contact);
 405                                 } else {
 406                                         // We successfully delivered a message, the contact is alive
 407                                         unmark_for_death($contact);
 408                                 }
 409
 410                                 break;
 411
 412                         case NETWORK_OSTATUS:
 413                                 // Do not send to otatus if we are not configured to send to public networks
 414                                 if ($owner['prvnets']) {
 415                                         break;
 416                                 }
 417                                 if (get_config('system','ostatus_disabled') || get_config('system','dfrn_only')) {
 418                                         break;
 419                                 }
 420
 421                                 // There is currently no code here to distribute anything to OStatus.
 422                                 // This is done in "notifier.php" (See "url_recipients" and "push_notify")
 423                                 break;
 424
 425                         case NETWORK_MAIL:
 426                         case NETWORK_MAIL2:
 427
 428                                 if (get_config('system','dfrn_only')) {
 429                                         break;
 430                                 }
 431                                 // WARNING: does not currently convert to RFC2047 header encodings, etc.
 432
 433                                 $addr = $contact['addr'];
 434                                 if (!strlen($addr)) {
 435                                         break;
 436                                 }
 437
 438                                 if ($cmd === 'wall-new' || $cmd === 'comment-new') {
 439
 440                                         $it = null;
 441                                         if ($cmd === 'wall-new') {
 442                                                 $it = $items[0];
 443                                         } else {
 444                                                 $r = q("SELECT * FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 445                                                         intval($argv[2]),
 446                                                         intval($uid)
 447                                                 );
 448                                                 if (dbm::is_result($r))
 449                                                         $it = $r[0];
 450                                         }
 451                                         if (!$it)
 452                                                 break;
 453
 454
 455                                         $local_user = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
 456                                                 intval($uid)
 457                                         );
 458                                         if (!count($local_user))
 459                                                 break;
 460
 461                                         $reply_to = '';
 462                                         $r1 = q("SELECT * FROM `mailacct` WHERE `uid` = %d LIMIT 1",
 463                                                 intval($uid)
 464                                         );
 465                                         if ($r1 && $r1[0]['reply_to'])
 466                                                 $reply_to = $r1[0]['reply_to'];
 467
 468                                         $subject  = (($it['title']) ? email_header_encode($it['title'],'UTF-8') : t("\x28no subject\x29")) ;
 469
 470                                         // only expose our real email address to true friends
 471
 472                                         if (($contact['rel'] == CONTACT_IS_FRIEND) && !$contact['blocked']) {
 473                                                 if ($reply_to) {
 474                                                         $headers  = 'From: '.email_header_encode($local_user[0]['username'],'UTF-8').' <'.$reply_to.'>'."\n";
 475                                                         $headers .= 'Sender: '.$local_user[0]['email']."\n";
 476                                                 } else {
 477                                                         $headers  = 'From: '.email_header_encode($local_user[0]['username'],'UTF-8').' <'.$local_user[0]['email'].'>'."\n";
 478                                                 }
 479                                         } else {
 480                                                 $headers  = 'From: '. email_header_encode($local_user[0]['username'],'UTF-8') .' <'. t('noreply') .'@'.$a->get_hostname() .'>'. "\n";
 481                                         }
 482
 483                                         //if ($reply_to)
 484                                         //      $headers .= 'Reply-to: '.$reply_to . "\n";
 485
 486                                         $headers .= 'Message-Id: <'. iri2msgid($it['uri']).'>'. "\n";
 487
 488                                         //logger("Mail: uri: ".$it['uri']." parent-uri ".$it['parent-uri'], LOGGER_DEBUG);
 489                                         //logger("Mail: Data: ".print_r($it, true), LOGGER_DEBUG);
 490                                         //logger("Mail: Data: ".print_r($it, true), LOGGER_DATA);
 491
 492                                         if ($it['uri'] !== $it['parent-uri']) {
 493                                                 $headers .= "References: <".iri2msgid($it["parent-uri"]).">";
 494
 495                                                 // If Threading is enabled, write down the correct parent
 496                                                 if (($it["thr-parent"] != "") and ($it["thr-parent"] != $it["parent-uri"]))
 497                                                         $headers .= " <".iri2msgid($it["thr-parent"]).">";
 498                                                 $headers .= "\n";
 499
 500                                                 if (!$it['title']) {
 501                                                         $r = q("SELECT `title` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 502                                                                 dbesc($it['parent-uri']),
 503                                                                 intval($uid));
 504
 505                                                         if (dbm::is_result($r) AND ($r[0]['title'] != '')) {
 506                                                                 $subject = $r[0]['title'];
 507                                                         } else {
 508                                                                 $r = q("SELECT `title` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d LIMIT 1",
 509                                                                         dbesc($it['parent-uri']),
 510                                                                         intval($uid));
 511
 512                                                                 if (dbm::is_result($r) AND ($r[0]['title'] != ''))
 513                                                                         $subject = $r[0]['title'];
 514                                                         }
 515                                                 }
 516                                                 if (strncasecmp($subject,'RE:',3))
 517                                                         $subject = 'Re: '.$subject;
 518                                         }
 519                                         email_send($addr, $subject, $headers, $it);
 520                                 }
 521                                 break;
 522
 523                         case NETWORK_DIASPORA:
 524                                 if ($public_message)
 525                                         $loc = 'public batch '.$contact['batch'];
 526                                 else
 527                                         $loc = $contact['name'];
 528
 529                                 logger('delivery: diaspora batch deliver: '.$loc);
 530
 531                                 if (get_config('system','dfrn_only') || (!get_config('system','diaspora_enabled')))
 532                                         break;
 533
 534                                 if ($mail) {
 535                                         Diaspora::send_mail($item,$owner,$contact);
 536                                         break;
 537                                 }
 538
 539                                 if (!$normal_mode)
 540                                         break;
 541
 542                                 if (!$contact['pubkey'] && !$public_message)
 543                                         break;
 544
 545                                 if (($target_item['deleted']) && (($target_item['uri'] === $target_item['parent-uri']) || $followup)) {
 546                                         // top-level retraction
 547                                         logger('diaspora retract: '.$loc);
 548                                         Diaspora::send_retraction($target_item,$owner,$contact,$public_message);
 549                                         break;
 550                                 } elseif ($followup) {
 551                                         // send comments and likes to owner to relay
 552                                         logger('diaspora followup: '.$loc);
 553                                         Diaspora::send_followup($target_item,$owner,$contact,$public_message);
 554                                         break;
 555                                 } elseif ($target_item['uri'] !== $target_item['parent-uri']) {
 556                                         // we are the relay - send comments, likes and relayable_retractions to our conversants
 557                                         logger('diaspora relay: '.$loc);
 558                                         Diaspora::send_relay($target_item,$owner,$contact,$public_message);
 559                                         break;
 560                                 } elseif ($top_level && !$walltowall) {
 561                                         // currently no workable solution for sending walltowall
 562                                         logger('diaspora status: '.$loc);
 563                                         Diaspora::send_status($target_item,$owner,$contact,$public_message);
 564                                         break;
 565                                 }
 566
 567                                 logger('delivery: diaspora unknown mode: '.$contact['name']);
 568
 569                                 break;
 570
 571                         default:
 572                                 break;
 573                 }
 574         }
 575
 576         return;
 577 }
 578
 579 if (array_search(__file__,get_included_files())===0){
 580   delivery_run($_SERVER["argv"],$_SERVER["argc"]);
 581   killme();
 582 }