include/delivery.php

   1 <?php
   2 require_once("boot.php");
   3 require_once('include/queue_fn.php');
   4 require_once('include/html2plain.php');
   5
   6 function delivery_run($argv, $argc){
   7         global $a, $db;
   8
   9         if(is_null($a)){
  10                 $a = new App;
  11         }
  12
  13         if(is_null($db)) {
  14                 @include(".htconfig.php");
  15                 require_once("dba.php");
  16                 $db = new dba($db_host, $db_user, $db_pass, $db_data);
  17                         unset($db_host, $db_user, $db_pass, $db_data);
  18         }
  19
  20         require_once("session.php");
  21         require_once("datetime.php");
  22         require_once('include/items.php');
  23         require_once('include/bbcode.php');
  24         require_once('include/diaspora.php');
  25         require_once('include/email.php');
  26
  27         load_config('config');
  28         load_config('system');
  29
  30         load_hooks();
  31
  32         if($argc < 3)
  33                 return;
  34
  35         $a->set_baseurl(get_config('system','url'));
  36
  37         logger('delivery: invoked: ' . print_r($argv,true), LOGGER_DEBUG);
  38
  39         $cmd        = $argv[1];
  40         $item_id    = intval($argv[2]);
  41
  42         for($x = 3; $x < $argc; $x ++) {
  43
  44                 $contact_id = intval($argv[x]);
  45
  46                 // Some other process may have delivered this item already.
  47
  48                 $r = q("select * from deliverq where cmd = '%s' and item = %d and contact = %d limit 1",
  49                         dbesc($cmd),
  50                         dbesc($item_id),
  51                         dbesc($contact_id)
  52                 );
  53                 if(! count($r)) {
  54                         continue;
  55                 }
  56
  57                 $maxsysload = intval(get_config('system','maxloadavg'));
  58                 if($maxsysload < 1)
  59                         $maxsysload = 50;
  60                 if(function_exists('sys_getloadavg')) {
  61                         $load = sys_getloadavg();
  62                         if(intval($load[0]) > $maxsysload) {
  63                                 logger('system: load ' . $load . ' too high. Delivery deferred to next queue run.');
  64                                 return;
  65                         }
  66                 }
  67
  68                 // It's ours to deliver. Remove it from the queue.
  69
  70                 q("delete from deliverq where cmd = '%s' and item = %d and contact = %d limit 1",
  71                         dbesc($cmd),
  72                         dbesc($item_id),
  73                         dbesc($contact_id)
  74                 );
  75
  76                 if((! $item_id) || (! $contact_id))
  77                         continue;
  78
  79                 $expire = false;
  80                 $top_level = false;
  81                 $recipients = array();
  82                 $url_recipients = array();
  83
  84                 $normal_mode = true;
  85
  86                 $recipients[] = $contact_id;
  87
  88                 if($cmd === 'expire') {
  89                         $normal_mode = false;
  90                         $expire = true;
  91                         $items = q("SELECT * FROM `item` WHERE `uid` = %d AND `wall` = 1
  92                                 AND `deleted` = 1 AND `changed` > UTC_TIMESTAMP() - INTERVAL 30 MINUTE",
  93                                 intval($item_id)
  94                         );
  95                         $uid = $item_id;
  96                         $item_id = 0;
  97                         if(! count($items))
  98                         continue;
  99                 }
 100                 else {
 101
 102                         // find ancestors
 103                         $r = q("SELECT * FROM `item` WHERE `id` = %d and visible = 1 and moderated = 0 LIMIT 1",
 104                                 intval($item_id)
 105                         );
 106
 107                         if((! count($r)) || (! intval($r[0]['parent']))) {
 108                                 continue;
 109                         }
 110
 111                         $target_item = $r[0];
 112                         $parent_id = intval($r[0]['parent']);
 113                         $uid = $r[0]['uid'];
 114                         $updated = $r[0]['edited'];
 115
 116                         if(! $parent_id)
 117                                 continue;
 118
 119
 120                         $items = q("SELECT `item`.*, `sign`.`signed_text`,`sign`.`signature`,`sign`.`signer`
 121                                 FROM `item` LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id` WHERE `parent` = %d and visible = 1 and moderated = 0 ORDER BY `id` ASC",
 122                                 intval($parent_id)
 123                         );
 124
 125                         if(! count($items)) {
 126                                 continue;
 127                         }
 128
 129                         $icontacts = null;
 130                         $contacts_arr = array();
 131                         foreach($items as $item)
 132                                 if(! in_array($item['contact-id'],$contacts_arr))
 133                                         $contacts_arr[] = intval($item['contact-id']);
 134                         if(count($contacts_arr)) {
 135                                 $str_contacts = implode(',',$contacts_arr);
 136                                 $icontacts = q("SELECT * FROM `contact`
 137                                         WHERE `id` IN ( $str_contacts ) "
 138                                 );
 139                         }
 140                         if( ! ($icontacts && count($icontacts)))
 141                                 continue;
 142
 143                         // avoid race condition with deleting entries
 144
 145                         if($items[0]['deleted']) {
 146                                 foreach($items as $item)
 147                                         $item['deleted'] = 1;
 148                         }
 149
 150                         if((count($items) == 1) && ($items[0]['uri'] === $items[0]['parent-uri'])) {
 151                                 logger('delivery: top level post');
 152                                 $top_level = true;
 153                         }
 154                 }
 155
 156                 $r = q("SELECT `contact`.*, `user`.`pubkey` AS `upubkey`, `user`.`prvkey` AS `uprvkey`,
 157                         `user`.`timezone`, `user`.`nickname`, `user`.`sprvkey`, `user`.`spubkey`,
 158                         `user`.`page-flags`, `user`.`prvnets`
 159                         FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid`
 160                         WHERE `contact`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
 161                         intval($uid)
 162                 );
 163
 164                 if(! count($r))
 165                         continue;
 166
 167                 $owner = $r[0];
 168
 169                 $walltowall = ((($top_level) && ($owner['id'] != $items[0]['contact-id'])) ? true : false);
 170
 171                 $public_message = true;
 172
 173                 // fill this in with a single salmon slap if applicable
 174
 175                 $slap = '';
 176
 177                 require_once('include/group.php');
 178
 179                 $parent = $items[0];
 180
 181                         // This is IMPORTANT!!!!
 182
 183                         // We will only send a "notify owner to relay" or followup message if the referenced post
 184                         // originated on our system by virtue of having our hostname somewhere
 185                         // in the URI, AND it was a comment (not top_level) AND the parent originated elsewhere.
 186                         // if $parent['wall'] == 1 we will already have the parent message in our array
 187                         // and we will relay the whole lot.
 188
 189                         // expire sends an entire group of expire messages and cannot be forwarded.
 190                         // However the conversation owner will be a part of the conversation and will
 191                         // be notified during this run.
 192                         // Other DFRN conversation members will be alerted during polled updates.
 193
 194                         // Diaspora members currently are not notified of expirations, and other networks have
 195                         // either limited or no ability to process deletions. We should at least fix Diaspora
 196                         // by stringing togther an array of retractions and sending them onward.
 197
 198
 199                 $localhost = $a->get_hostname();
 200                 if(strpos($localhost,':'))
 201                         $localhost = substr($localhost,0,strpos($localhost,':'));
 202
 203                 /**
 204                  *
 205                  * Be VERY CAREFUL if you make any changes to the following line. Seemingly innocuous changes
 206                  * have been known to cause runaway conditions which affected several servers, along with
 207                  * permissions issues.
 208                  *
 209                  */
 210
 211                 if((! $top_level) && ($parent['wall'] == 0) && (! $expire) && (stristr($target_item['uri'],$localhost))) {
 212                         logger('relay denied for delivery agent.');
 213
 214                         /* no relay allowed for direct contact delivery */
 215                         continue;
 216                 }
 217
 218                 if((strlen($parent['allow_cid']))
 219                         || (strlen($parent['allow_gid']))
 220                         || (strlen($parent['deny_cid']))
 221                         || (strlen($parent['deny_gid']))) {
 222                         $public_message = false; // private recipients, not public
 223                 }
 224
 225                 $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `blocked` = 0 AND `pending` = 0",
 226                         intval($contact_id)
 227                 );
 228
 229                 if(count($r))
 230                         $contact = $r[0];
 231
 232                 $hubxml = feed_hublinks();
 233
 234                 logger('notifier: slaps: ' . print_r($slaps,true), LOGGER_DATA);
 235
 236                 require_once('include/salmon.php');
 237
 238                 if($contact['self'])
 239                         continue;
 240
 241                 $deliver_status = 0;
 242
 243                 switch($contact['network']) {
 244
 245                         case NETWORK_DFRN :
 246                                 logger('notifier: dfrndelivery: ' . $contact['name']);
 247
 248                                 $feed_template = get_markup_template('atom_feed.tpl');
 249                                 $mail_template = get_markup_template('atom_mail.tpl');
 250
 251                                 $atom = '';
 252
 253
 254                                 $birthday = feed_birthday($owner['uid'],$owner['timezone']);
 255
 256                                 if(strlen($birthday))
 257                                         $birthday = '<dfrn:birthday>' . xmlify($birthday) . '</dfrn:birthday>';
 258
 259                                 $atom .= replace_macros($feed_template, array(
 260                                                 '$version'      => xmlify(FRIENDICA_VERSION),
 261                                                 '$feed_id'      => xmlify($a->get_baseurl() . '/profile/' . $owner['nickname'] ),
 262                                                 '$feed_title'   => xmlify($owner['name']),
 263                                                 '$feed_updated' => xmlify(datetime_convert('UTC', 'UTC', $updated . '+00:00' , ATOM_TIME)) ,
 264                                                 '$hub'          => $hubxml,
 265                                                 '$salmon'       => '',  // private feed, we don't use salmon here
 266                                                 '$name'         => xmlify($owner['name']),
 267                                                 '$profile_page' => xmlify($owner['url']),
 268                                                 '$photo'        => xmlify($owner['photo']),
 269                                                 '$thumb'        => xmlify($owner['thumb']),
 270                                                 '$picdate'      => xmlify(datetime_convert('UTC','UTC',$owner['avatar-date'] . '+00:00' , ATOM_TIME)) ,
 271                                                 '$uridate'      => xmlify(datetime_convert('UTC','UTC',$owner['uri-date']    . '+00:00' , ATOM_TIME)) ,
 272                                                 '$namdate'      => xmlify(datetime_convert('UTC','UTC',$owner['name-date']   . '+00:00' , ATOM_TIME)) ,
 273                                                 '$birthday'     => $birthday,
 274                                                 '$community'    => (($owner['page-flags'] == PAGE_COMMUNITY) ? '<dfrn:community>1</dfrn:community>' : '')
 275                                 ));
 276
 277                                 foreach($items as $item) {
 278                                         if(! $item['parent'])
 279                                                 continue;
 280
 281                                         // private emails may be in included in public conversations. Filter them.
 282                                         if(($public_message) && $item['private'])
 283                                                 continue;
 284
 285                                         $item_contact = get_item_contact($item,$icontacts);
 286                                         if(! $item_contact)
 287                                                 continue;
 288
 289                                         if($normal_mode) {
 290                                                 if($item_id == $item['id'] || $item['id'] == $item['parent'])
 291                                                         $atom .= atom_entry($item,'text',null,$owner,true);
 292                                         }
 293                                         else
 294                                                 $atom .= atom_entry($item,'text',null,$owner,true);
 295
 296                                 }
 297
 298                                 $atom .= '</feed>' . "\r\n";
 299
 300                                 logger('notifier: ' . $atom, LOGGER_DATA);
 301                                 $basepath =  implode('/', array_slice(explode('/',$contact['url']),0,3));
 302
 303                                 // perform local delivery if we are on the same site
 304
 305                                 if(link_compare($basepath,$a->get_baseurl())) {
 306
 307                                         $nickname = basename($contact['url']);
 308                                         if($contact['issued-id'])
 309                                                 $sql_extra = sprintf(" AND `dfrn-id` = '%s' ", dbesc($contact['issued-id']));
 310                                         else
 311                                                 $sql_extra = sprintf(" AND `issued-id` = '%s' ", dbesc($contact['dfrn-id']));
 312
 313                                         $x = q("SELECT  `contact`.*, `contact`.`uid` AS `importer_uid`,
 314                                                 `contact`.`pubkey` AS `cpubkey`,
 315                                                 `contact`.`prvkey` AS `cprvkey`,
 316                                                 `contact`.`thumb` AS `thumb`,
 317                                                 `contact`.`url` as `url`,
 318                                                 `contact`.`name` as `senderName`,
 319                                                 `user`.*
 320                                                 FROM `contact`
 321                                                 LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid`
 322                                                 WHERE `contact`.`blocked` = 0 AND `contact`.`pending` = 0
 323                                                 AND `contact`.`network` = '%s' AND `user`.`nickname` = '%s'
 324                                                 $sql_extra
 325                                                 AND `user`.`account_expired` = 0 LIMIT 1",
 326                                                 dbesc(NETWORK_DFRN),
 327                                                 dbesc($nickname)
 328                                         );
 329
 330                                         if(count($x)) {
 331                                                 if($owner['page-flags'] == PAGE_COMMUNITY && ! $x[0]['writable']) {
 332                                                         q("update contact set writable = 1 where id = %d limit 1",
 333                                                                 intval($x[0]['id'])
 334                                                         );
 335                                                         $x[0]['writable'] = 1;
 336                                                 }
 337
 338                                                 $ssl_policy = get_config('system','ssl_policy');
 339                                                 fix_contact_ssl_policy($x[0],$ssl_policy);
 340
 341                                                 // If we are setup as a soapbox we aren't accepting input from this person
 342
 343                                                 if($x[0]['page-flags'] == PAGE_SOAPBOX)
 344                                                         break;
 345
 346                                                 require_once('library/simplepie/simplepie.inc');
 347                                                 logger('mod-delivery: local delivery');
 348                                                 local_delivery($x[0],$atom);
 349                                                 break;
 350                                         }
 351                                 }
 352
 353                                 if(! was_recently_delayed($contact['id']))
 354                                         $deliver_status = dfrn_deliver($owner,$contact,$atom);
 355                                 else
 356                                         $deliver_status = (-1);
 357
 358                                 logger('notifier: dfrn_delivery returns ' . $deliver_status);
 359
 360                                 if($deliver_status == (-1)) {
 361                                         logger('notifier: delivery failed: queuing message');
 362                                         add_to_queue($contact['id'],NETWORK_DFRN,$atom);
 363                                 }
 364                                 break;
 365
 366                         case NETWORK_OSTATUS :
 367
 368                                 // Do not send to otatus if we are not configured to send to public networks
 369                                 if($owner['prvnets'])
 370                                         break;
 371                                 if(get_config('system','ostatus_disabled') || get_config('system','dfrn_only'))
 372                                         break;
 373
 374                                 // only send salmon if public - e.g. if it's ok to notify
 375                                 // a public hub, it's ok to send a salmon
 376
 377                                 if(($public_message) && (! $expire)) {
 378                                         $slaps = array();
 379
 380                                         foreach($items as $item) {
 381                                                 if(! $item['parent'])
 382                                                         continue;
 383
 384                                                 // private emails may be in included in public conversations. Filter them.
 385                                                 if(($public_message) && $item['private'])
 386                                                         continue;
 387
 388                                                 $item_contact = get_item_contact($item,$icontacts);
 389                                                 if(! $item_contact)
 390                                                         continue;
 391
 392                                                 if(($top_level) && ($public_message) && ($item['author-link'] === $item['owner-link']) && (! $expire))
 393                                                         $slaps[] = atom_entry($item,'html',null,$owner,true);
 394                                         }
 395
 396                                         logger('notifier: slapdelivery: ' . $contact['name']);
 397                                         foreach($slaps as $slappy) {
 398                                                 if($contact['notify']) {
 399                                                         if(! was_recently_delayed($contact['id']))
 400                                                                 $deliver_status = slapper($owner,$contact['notify'],$slappy);
 401                                                         else
 402                                                                 $deliver_status = (-1);
 403
 404                                                         if($deliver_status == (-1)) {
 405                                                                 // queue message for redelivery
 406                                                                 add_to_queue($contact['id'],NETWORK_OSTATUS,$slappy);
 407                                                         }
 408                                                 }
 409                                         }
 410                                 }
 411
 412                                 break;
 413
 414                         case NETWORK_MAIL :
 415                         case NETWORK_MAIL2:
 416
 417                                 if(get_config('system','dfrn_only'))
 418                                         break;
 419                                 // WARNING: does not currently convert to RFC2047 header encodings, etc.
 420
 421                                 $addr = $contact['addr'];
 422                                 if(! strlen($addr))
 423                                         break;
 424
 425                                 if($cmd === 'wall-new' || $cmd === 'comment-new') {
 426
 427                                         $it = null;
 428                                         if($cmd === 'wall-new')
 429                                                 $it = $items[0];
 430                                         else {
 431                                                 $r = q("SELECT * FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 432                                                         intval($argv[2]),
 433                                                         intval($uid)
 434                                                 );
 435                                                 if(count($r))
 436                                                         $it = $r[0];
 437                                         }
 438                                         if(! $it)
 439                                                 break;
 440
 441
 442                                         $local_user = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
 443                                                 intval($uid)
 444                                         );
 445                                         if(! count($local_user))
 446                                                 break;
 447
 448                                         $reply_to = '';
 449                                         $r1 = q("SELECT * FROM `mailacct` WHERE `uid` = %d LIMIT 1",
 450                                                 intval($uid)
 451                                         );
 452                                         if($r1 && $r1[0]['reply_to'])
 453                                                 $reply_to = $r1[0]['reply_to'];
 454
 455                                         $subject  = (($it['title']) ? email_header_encode($it['title'],'UTF-8') : t("\x28no subject\x29")) ;
 456
 457                                         // only expose our real email address to true friends
 458
 459                                         if(($contact['rel'] == CONTACT_IS_FRIEND) && (! $contact['blocked']))
 460                                                 $headers  = 'From: ' . email_header_encode($local_user[0]['username'],'UTF-8') . ' <' . $local_user[0]['email'] . '>' . "\n";
 461                                         else
 462                                                 $headers  = 'From: ' . email_header_encode($local_user[0]['username'],'UTF-8') . ' <' . t('noreply') . '@' . $a->get_hostname() . '>' . "\n";
 463
 464                                         if($reply_to)
 465                                                 $headers .= 'Reply-to: ' . $reply_to . "\n";
 466
 467                                         // for testing purposes: Collect exported mails
 468                                         // $file = tempnam("/tmp/friendica/", "mail-out-");
 469                                         // file_put_contents($file, json_encode($it));
 470
 471                                         $headers .= 'Message-Id: <' . iri2msgid($it['uri']). '>' . "\n";
 472
 473                                         //logger("Mail: uri: ".$it['uri']." parent-uri ".$it['parent-uri'], LOGGER_DEBUG);
 474                                         //logger("Mail: Data: ".print_r($it, true), LOGGER_DEBUG);
 475                                         //logger("Mail: Data: ".print_r($it, true), LOGGER_DATA);
 476
 477                                         if($it['uri'] !== $it['parent-uri']) {
 478                                                 $headers .= 'References: <' . iri2msgid($it['parent-uri']) . '>' . "\n";
 479                                                 if(!strlen($it['title'])) {
 480                                                         $r = q("SELECT `title` FROM `item` WHERE `parent-uri` = '%s' LIMIT 1",
 481                                                                 dbesc($it['parent-uri']));
 482
 483                                                         if(count($r) AND ($r[0]['title'] != ''))
 484                                                                 $subject = $r[0]['title'];
 485                                                 }
 486                                                 if(strncasecmp($subject,'RE:',3))
 487                                                         $subject = 'Re: '.$subject;
 488                                         }
 489                                         email_send($addr, $subject, $headers, $it);
 490                                 }
 491                                 break;
 492
 493                         case NETWORK_DIASPORA :
 494                                 if($public_message)
 495                                         $loc = 'public batch ' . $contact['batch'];
 496                                 else
 497                                         $loc = $contact['name'];
 498
 499                                 logger('delivery: diaspora batch deliver: ' . $loc);
 500
 501                                 if(get_config('system','dfrn_only') || (! get_config('system','diaspora_enabled')) || (! $normal_mode))
 502                                         break;
 503
 504                                 if((! $contact['pubkey']) && (! $public_message))
 505                                         break;
 506
 507                                 if($target_item['verb'] === ACTIVITY_DISLIKE) {
 508                                         // unsupported
 509                                         break;
 510                                 }
 511                                 elseif(($target_item['deleted']) && ($target_item['verb'] !== ACTIVITY_LIKE)) {
 512                                 logger('delivery: diaspora retract: ' . $loc);
 513                                         // diaspora delete,
 514                                         diaspora_send_retraction($target_item,$owner,$contact,$public_message);
 515                                         break;
 516                                 }
 517                                 elseif($target_item['parent'] != $target_item['id']) {
 518
 519                                 logger('delivery: diaspora relay: ' . $loc);
 520
 521                                         // we are the relay - send comments, likes and unlikes to our conversants
 522                                         diaspora_send_relay($target_item,$owner,$contact,$public_message);
 523                                         break;
 524                                 }
 525                                 elseif(($top_level) && (! $walltowall)) {
 526                                         // currently no workable solution for sending walltowall
 527                                         logger('delivery: diaspora status: ' . $loc);
 528                                         diaspora_send_status($target_item,$owner,$contact,$public_message);
 529                                         break;
 530                                 }
 531
 532                                 logger('delivery: diaspora unknown mode: ' . $contact['name']);
 533
 534                                 break;
 535
 536                         case NETWORK_FEED :
 537                         case NETWORK_FACEBOOK :
 538                                 if(get_config('system','dfrn_only'))
 539                                         break;
 540                         default:
 541                                 break;
 542                 }
 543         }
 544
 545         return;
 546 }
 547
 548 if (array_search(__file__,get_included_files())===0){
 549   delivery_run($argv,$argc);
 550   killme();
 551 }