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