include/notifier.php

   1 <?php
   2 require_once("boot.php");
   3
   4 function notifier_run($argv, $argc){
   5         global $a, $db;
   6
   7         if(is_null($a)){
   8                 $a = new App;
   9         }
  10
  11         if(is_null($db)) {
  12                 @include(".htconfig.php");
  13                 require_once("dba.php");
  14                 $db = new dba($db_host, $db_user, $db_pass, $db_data);
  15                         unset($db_host, $db_user, $db_pass, $db_data);
  16         }
  17
  18         require_once("session.php");
  19         require_once("datetime.php");
  20         require_once('include/items.php');
  21         require_once('include/bbcode.php');
  22
  23         load_hooks();
  24
  25         if($argc < 3)
  26                 return;
  27
  28         $a->set_baseurl(get_config('system','url'));
  29
  30         logger('notifier: invoked: ' . print_r($argv,true));
  31
  32         $cmd = $argv[1];
  33
  34         switch($cmd) {
  35
  36                 case 'mail':
  37                 default:
  38                         $item_id = intval($argv[2]);
  39                         if(! $item_id){
  40                                 return;
  41                         }
  42                         break;
  43         }
  44
  45         $expire = false;
  46         $top_level = false;
  47         $recipients = array();
  48         $url_recipients = array();
  49
  50         if($cmd === 'mail') {
  51
  52                 $message = q("SELECT * FROM `mail` WHERE `id` = %d LIMIT 1",
  53                                 intval($item_id)
  54                 );
  55                 if(! count($message)){
  56                         return;
  57                 }
  58                 $uid = $message[0]['uid'];
  59                 $recipients[] = $message[0]['contact-id'];
  60                 $item = $message[0];
  61
  62         }
  63         elseif($cmd === 'expire') {
  64                 $expire = true;
  65                 $items = q("SELECT * FROM `item` WHERE `uid` = %d AND `wall` = 1
  66                         AND `deleted` = 1 AND `changed` > UTC_TIMESTAMP - INTERVAL 10 MINUTE",
  67                         intval($item_id)
  68                 );
  69                 $uid = $item_id;
  70                 $item_id = 0;
  71                 if(! count($items))
  72                         return;
  73         }
  74         elseif($cmd === 'suggest') {
  75                 $suggest = q("SELECT * FROM `fsuggest` WHERE `id` = %d LIMIT 1",
  76                         intval($item_id)
  77                 );
  78                 if(! count($suggest))
  79                         return;
  80                 $uid = $suggest[0]['uid'];
  81                 $recipients[] = $suggest[0]['cid'];
  82                 $item = $suggest[0];
  83         }
  84         else {
  85
  86                 // find ancestors
  87                 $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
  88                         intval($item_id)
  89                 );
  90
  91                 if((! count($r)) || (! intval($r[0]['parent']))) {
  92                         return;
  93                 }
  94
  95                 $parent_item = $r[0];
  96                 $parent_id = intval($r[0]['parent']);
  97                 $uid = $r[0]['uid'];
  98                 $updated = $r[0]['edited'];
  99
 100                 $items = q("SELECT * FROM `item` WHERE `parent` = %d ORDER BY `id` ASC",
 101                         intval($parent_id)
 102                 );
 103
 104                 if(! count($items)) {
 105                         return;
 106                 }
 107
 108                 // avoid race condition with deleting entries
 109
 110                 if($items[0]['deleted']) {
 111                         foreach($items as $item)
 112                                 $item['deleted'] = 1;
 113                 }
 114
 115                 if(count($items) == 1 && $items[0]['uri'] === $items[0]['parent-uri'])
 116                         $top_level = true;
 117         }
 118
 119         $r = q("SELECT `contact`.*, `user`.`timezone`, `user`.`nickname`, `user`.`sprvkey`, `user`.`spubkey`,
 120                 `user`.`page-flags`, `user`.`prvnets`
 121                 FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid`
 122                 WHERE `contact`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
 123                 intval($uid)
 124         );
 125
 126         if(! count($r))
 127                 return;
 128
 129         $owner = $r[0];
 130
 131         $hub = get_config('system','huburl');
 132
 133         // If this is a public conversation, notify the feed hub
 134         $notify_hub = true;
 135
 136         // fill this in with a single salmon slap if applicable
 137         $slap = '';
 138
 139         if($cmd != 'mail' && $cmd != 'suggest') {
 140
 141                 require_once('include/group.php');
 142
 143                 $parent = $items[0];
 144
 145                 if($parent['type'] === 'remote' && (! $expire)) {
 146                         // local followup to remote post
 147                         $followup = true;
 148                         $notify_hub = false; // not public
 149                         $conversant_str = dbesc($parent['contact-id']);
 150                 }
 151                 else {
 152                         $followup = false;
 153
 154                         if((strlen($parent['allow_cid']))
 155                                 || (strlen($parent['allow_gid']))
 156                                 || (strlen($parent['deny_cid']))
 157                                 || (strlen($parent['deny_gid']))) {
 158                                 $notify_hub = false; // private recipients, not public
 159                         }
 160
 161                         $allow_people = expand_acl($parent['allow_cid']);
 162                         $allow_groups = expand_groups(expand_acl($parent['allow_gid']));
 163                         $deny_people  = expand_acl($parent['deny_cid']);
 164                         $deny_groups  = expand_groups(expand_acl($parent['deny_gid']));
 165
 166                         $conversants = array();
 167
 168                         foreach($items as $item) {
 169                                 $recipients[] = $item['contact-id'];
 170                                 $conversants[] = $item['contact-id'];
 171                                 // pull out additional tagged people to notify (if public message)
 172                                 if($notify_hub && strlen($item['inform'])) {
 173                                         $people = explode(',',$item['inform']);
 174                                         foreach($people as $person) {
 175                                                 if(substr($person,0,4) === 'cid:') {
 176                                                         $recipients[] = intval(substr($person,4));
 177                                                         $conversants[] = intval(substr($person,4));
 178                                                 }
 179                                                 else {
 180                                                         $url_recipients[] = substr($person,4);
 181                                                 }
 182                                         }
 183                                 }
 184                         }
 185
 186                         logger('notifier: url_recipients' . print_r($url_recipients,true));
 187
 188                         $conversants = array_unique($conversants);
 189
 190
 191                         $recipients = array_unique(array_merge($recipients,$allow_people,$allow_groups));
 192                         $deny = array_unique(array_merge($deny_people,$deny_groups));
 193                         $recipients = array_diff($recipients,$deny);
 194
 195                         $conversant_str = dbesc(implode(', ',$conversants));
 196                 }
 197
 198                 $r = q("SELECT * FROM `contact` WHERE `id` IN ( $conversant_str ) AND `blocked` = 0 AND `pending` = 0");
 199
 200
 201                 if(count($r))
 202                         $contacts = $r;
 203         }
 204
 205         $feed_template = get_markup_template('atom_feed.tpl');
 206         $mail_template = get_markup_template('atom_mail.tpl');
 207
 208         $atom = '';
 209         $slaps = array();
 210
 211         $hubxml = feed_hublinks();
 212
 213         $birthday = feed_birthday($owner['uid'],$owner['timezone']);
 214
 215         if(strlen($birthday))
 216                 $birthday = '<dfrn:birthday>' . xmlify($birthday) . '</dfrn:birthday>';
 217
 218         $atom .= replace_macros($feed_template, array(
 219                         '$version'      => xmlify(FRIENDIKA_VERSION),
 220                         '$feed_id'      => xmlify($a->get_baseurl() . '/profile/' . $owner['nickname'] ),
 221                         '$feed_title'   => xmlify($owner['name']),
 222                         '$feed_updated' => xmlify(datetime_convert('UTC', 'UTC', $updated . '+00:00' , ATOM_TIME)) ,
 223                         '$hub'          => $hubxml,
 224                         '$salmon'       => '',  // private feed, we don't use salmon here
 225                         '$name'         => xmlify($owner['name']),
 226                         '$profile_page' => xmlify($owner['url']),
 227                         '$photo'        => xmlify($owner['photo']),
 228                         '$thumb'        => xmlify($owner['thumb']),
 229                         '$picdate'      => xmlify(datetime_convert('UTC','UTC',$owner['avatar-date'] . '+00:00' , ATOM_TIME)) ,
 230                         '$uridate'      => xmlify(datetime_convert('UTC','UTC',$owner['uri-date']    . '+00:00' , ATOM_TIME)) ,
 231                         '$namdate'      => xmlify(datetime_convert('UTC','UTC',$owner['name-date']   . '+00:00' , ATOM_TIME)) ,
 232                         '$birthday'     => $birthday
 233         ));
 234
 235         if($cmd === 'mail') {
 236                 $notify_hub = false;  // mail is  not public
 237
 238                 $atom .= replace_macros($mail_template, array(
 239                         '$name'         => xmlify($owner['name']),
 240                         '$profile_page' => xmlify($owner['url']),
 241                         '$thumb'        => xmlify($owner['thumb']),
 242                         '$item_id'      => xmlify($item['uri']),
 243                         '$subject'      => xmlify($item['title']),
 244                         '$created'      => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME)),
 245                         '$content'      => xmlify($item['body']),
 246                         '$parent_id'    => xmlify($item['parent-uri'])
 247                 ));
 248         }
 249         elseif($cmd === 'suggest') {
 250                 $notify_hub = false;  // suggestions are not public
 251
 252                 $sugg_template = get_markup_template('atom_suggest.tpl');
 253
 254                 $atom .= replace_macros($sugg_template, array(
 255                         '$name'         => xmlify($item['name']),
 256                         '$url'          => xmlify($item['url']),
 257                         '$photo'        => xmlify($item['photo']),
 258                         '$request'      => xmlify($item['request']),
 259                         '$note'         => xmlify($item['note'])
 260                 ));
 261
 262                 // We don't need this any more
 263
 264                 q("DELETE FROM `fsuggest` WHERE `id` = %d LIMIT 1",
 265                         intval($item['id'])
 266                 );
 267
 268         }
 269         else {
 270                 if($followup) {
 271                         foreach($items as $item) {  // there is only one item
 272                                 if(! $item['parent'])
 273                                         continue;
 274                                 if($item['id'] == $item_id) {
 275                                         logger('notifier: followup: item: ' . print_r($item,true), LOGGER_DATA);
 276                                         $slap  = atom_entry($item,'html',$owner,$owner,false);
 277                                         $atom .= atom_entry($item,'text',$owner,$owner,false);
 278                                 }
 279                         }
 280                 }
 281                 else {
 282                         foreach($items as $item) {
 283
 284                                 if(! $item['parent'])
 285                                         continue;
 286
 287                                 $contact = get_item_contact($item,$contacts);
 288                                 if(! $contact)
 289                                         continue;
 290
 291                                 $atom .= atom_entry($item,'text',$contact,$owner,true);
 292
 293                                 if(($top_level) && ($notify_hub) && ($item['author-link'] === $item['owner-link']) && (! $expire))
 294                                         $slaps[] = atom_entry($item,'html',$contact,$owner,true);
 295                         }
 296                 }
 297         }
 298         $atom .= '</feed>' . "\r\n";
 299
 300         logger('notifier: ' . $atom, LOGGER_DATA);
 301
 302         logger('notifier: slaps: ' . print_r($slaps,true), LOGGER_DATA);
 303
 304         // If this is a public message and pubmail is set on the parent, include all your email contacts
 305
 306         $mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
 307
 308         if(! $mail_disabled) {
 309                 if((! strlen($parent_item['allow_cid'])) && (! strlen($parent_item['allow_gid']))
 310                         && (! strlen($parent_item['deny_cid'])) && (! strlen($parent_item['deny_gid']))
 311                         && (intval($parent_item['pubmail']))) {
 312                         $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `network` = '%s'",
 313                                 intval($uid),
 314                                 dbesc(NETWORK_MAIL)
 315                         );
 316                         if(count($r)) {
 317                                 foreach($r as $rr)
 318                                         $recipients[] = $rr['id'];
 319                         }
 320                 }
 321         }
 322
 323         if($followup)
 324                 $recip_str = $parent['contact-id'];
 325         else
 326                 $recip_str = implode(', ', $recipients);
 327
 328         $r = q("SELECT * FROM `contact` WHERE `id` IN ( %s ) AND `blocked` = 0 AND `pending` = 0 ",
 329                 dbesc($recip_str)
 330         );
 331
 332         // delivery loop
 333
 334         require_once('include/salmon.php');
 335
 336         if(count($r)) {
 337                 foreach($r as $contact) {
 338                         if($contact['self'])
 339                                 continue;
 340
 341                         $deliver_status = 0;
 342
 343                         switch($contact['network']) {
 344                                 case 'dfrn':
 345                                         logger('notifier: dfrndelivery: ' . $contact['name']);
 346                                         $deliver_status = dfrn_deliver($owner,$contact,$atom);
 347
 348                                         logger('notifier: dfrn_delivery returns ' . $deliver_status);
 349
 350                                         if($deliver_status == (-1)) {
 351                                                 logger('notifier: delivery failed: queuing message');
 352                                                 // queue message for redelivery
 353                                                 q("INSERT INTO `queue` ( `cid`, `created`, `last`, `content`)
 354                                                         VALUES ( %d, '%s', '%s', '%s') ",
 355                                                         intval($contact['id']),
 356                                                         dbesc(datetime_convert()),
 357                                                         dbesc(datetime_convert()),
 358                                                         dbesc($atom)
 359                                                 );
 360                                         }
 361                                         break;
 362                                 case 'stat':
 363                                         if($owner['prvnets'])
 364                                                 break;
 365                                         if($followup && $contact['notify']) {
 366                                                 logger('notifier: slapdelivery: ' . $contact['name']);
 367                                                 $deliver_status = slapper($owner,$contact['notify'],$slap);
 368
 369                                                 if($deliver_status == (-1)) {
 370                                                         // queue message for redelivery
 371                                                         q("INSERT INTO `queue` ( `cid`, `created`, `last`, `content`)
 372                                                                 VALUES ( %d, '%s', '%s', '%s') ",
 373                                                                 intval($contact['id']),
 374                                                                 dbesc(datetime_convert()),
 375                                                                 dbesc(datetime_convert()),
 376                                                                 dbesc($slap)
 377                                                         );
 378
 379                                                 }
 380
 381
 382                                         }
 383                                         else {
 384
 385                                                 // only send salmon if public - e.g. if it's ok to notify
 386                                                 // a public hub, it's ok to send a salmon
 387
 388                                                 if((count($slaps)) && ($notify_hub) && (! $expire)) {
 389                                                         logger('notifier: slapdelivery: ' . $contact['name']);
 390                                                         foreach($slaps as $slappy) {
 391                                                                 if($contact['notify']) {
 392                                                                         $deliver_status = slapper($owner,$contact['notify'],$slappy);
 393                                                                         if($deliver_status == (-1)) {
 394                                                                                 // queue message for redelivery
 395                                                                                 q("INSERT INTO `queue` ( `cid`, `created`, `last`, `content`)
 396                                                                                         VALUES ( %d, '%s', '%s', '%s') ",
 397                                                                                         intval($contact['id']),
 398                                                                                         dbesc(datetime_convert()),
 399                                                                                         dbesc(datetime_convert()),
 400                                                                                         dbesc($slappy)
 401                                                                                 );
 402                                                                         }
 403                                                                 }
 404                                                         }
 405                                                 }
 406                                         }
 407                                         break;
 408
 409                                 case 'mail':
 410
 411                                         // WARNING: does not currently convert to RFC2047 header encodings, etc.
 412
 413                                         $addr = $contact['addr'];
 414                                         if(! strlen($addr))
 415                                                 break;
 416
 417                                         if($cmd === 'wall-new' || $cmd === 'comment-new') {
 418
 419                                                 $it = null;
 420                                                 if($cmd === 'wall-new')
 421                                                         $it = $items[0];
 422                                                 else {
 423                                                         $r = q("SELECT * FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 424                                                                 intval($argv[2]),
 425                                                                 intval($uid)
 426                                                         );
 427                                                         if(count($r))
 428                                                                 $it = $r[0];
 429                                                 }
 430                                                 if(! $it)
 431                                                         break;
 432
 433
 434
 435                                                 $local_user = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
 436                                                         intval($uid)
 437                                                 );
 438                                                 if(! count($local_user))
 439                                                         break;
 440
 441                                                 $reply_to = '';
 442                                                 $r1 = q("SELECT * FROM `mailacct` WHERE `uid` = %d LIMIT 1",
 443                                                         intval($uid)
 444                                                 );
 445                                                 if($r1 && $r1[0]['reply_to'])
 446                                                         $reply_to = $r1[0]['reply_to'];
 447
 448                                                 $subject  = (($it['title']) ? $it['title'] : t("\x28no subject\x29")) ;
 449                                                 $headers  = 'From: ' . $local_user[0]['username'] . ' <' . $local_user[0]['email'] . '>' . "\n";
 450
 451                                                 if($reply_to)
 452                                                         $headers .= 'Reply-to: ' . $reply_to . "\n";
 453
 454                                                 $headers .= 'Message-id: <' . $it['uri'] . '>' . "\n";
 455
 456                                                 if($it['uri'] !== $it['parent-uri']) {
 457                                                         $header .= 'References: <' . $it['parent-uri'] . '>' . "\n";
 458                                                         if(! strlen($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)) {
 463                                                                         $subtitle = $r[0]['title'];
 464                                                                         if($subtitle) {
 465                                                                                 if(strncasecmp($subtitle,'RE:',3))
 466                                                                                         $subject = $subtitle;
 467                                                                                 else
 468                                                                                         $subject = 'Re: ' . $subtitle;
 469                                                                         }
 470                                                                 }
 471                                                         }
 472                                                 }
 473
 474                                                 $headers .= 'MIME-Version: 1.0' . "\n";
 475                                                 $headers .= 'Content-Type: text/html; charset=UTF-8' . "\n";
 476                                                 $headers .= 'Content-Transfer-Encoding: 8bit' . "\n\n";
 477                                                 $html    = prepare_body($it);
 478                                                 $message = '<html><body>' . $html . '</body></html>';
 479                                                 logger('notifier: email delivery to ' . $addr);
 480                                                 mail($addr, $subject, $message, $headers);
 481                                         }
 482                                         break;
 483                                 case 'feed':
 484                                 case 'face':
 485                                 case 'dspr':
 486                                 default:
 487                                         break;
 488                         }
 489                 }
 490         }
 491
 492         // send additional slaps to mentioned remote tags (@foo@example.com)
 493
 494         if($slap && count($url_recipients) && $followup && $notify_hub && (! $expire)) {
 495                 foreach($url_recipients as $url) {
 496                         if($url) {
 497                                 logger('notifier: urldelivery: ' . $url);
 498                                 $deliver_status = slapper($owner,$url,$slap);
 499                                 // TODO: redeliver/queue these items on failure, though there is no contact record
 500                         }
 501                 }
 502         }
 503
 504         if((strlen($hub)) && ($notify_hub)) {
 505                 $hubs = explode(',', $hub);
 506                 if(count($hubs)) {
 507                         foreach($hubs as $h) {
 508                                 $h = trim($h);
 509                                 if(! strlen($h))
 510                                         continue;
 511                                 $params = 'hub.mode=publish&hub.url=' . urlencode($a->get_baseurl() . '/dfrn_poll/' . $owner['nickname'] );
 512                                 post_url($h,$params);
 513                                 logger('pubsub: publish: ' . $h . ' ' . $params . ' returned ' . $a->get_curl_code());
 514                                 if(count($hubs) > 1)
 515                                         sleep(7);                               // try and avoid multiple hubs responding at precisely the same time
 516                         }
 517                 }
 518         }
 519
 520         if($notify_hub) {
 521
 522                 /**
 523                  *
 524                  * If you have less than 150 dfrn friends and it's a public message,
 525                  * we'll just go ahead and push them out securely with dfrn/rino.
 526                  * If you've got more than that, you'll have to rely on PuSH delivery.
 527                  *
 528                  */
 529
 530                 $max_allowed = ((get_config('system','maxpubdeliver') === false) ? 150 : intval(get_config('system','maxpubdeliver')));
 531
 532                 /**
 533                  *
 534                  * Only get the bare essentials and go back for the full record.
 535                  * If you've got a lot of friends and we grab all the details at once it could exhaust memory.
 536                  *
 537                  */
 538
 539                 $r = q("SELECT `id`, `name` FROM `contact`
 540                         WHERE `network` = 'dfrn' AND `uid` = %d AND `blocked` = 0 AND `pending` = 0
 541                         AND `rel` != %d ",
 542                         intval($owner['uid']),
 543                         intval(REL_FAN)
 544                 );
 545
 546                 if((count($r)) && (($max_allowed == 0) || (count($r) < $max_allowed))) {
 547
 548                         logger('pubdeliver: ' . print_r($r,true));
 549
 550                         foreach($r as $rr) {
 551
 552                                 /* Don't deliver to folks who have already been delivered to */
 553
 554                                 if(! in_array($rr['id'], $conversants)) {
 555                                         $n = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 556                                                         intval($rr['id'])
 557                                         );
 558
 559                                         if(count($n)) {
 560
 561                                                 logger('notifier: dfrnpubdelivery: ' . $n[0]['name']);
 562                                                 $deliver_status = dfrn_deliver($owner,$n[0],$atom);
 563                                         }
 564                                 }
 565                                 else
 566                                         logger('notifier: dfrnpubdelivery: ignoring ' . $rr['name']);
 567                         }
 568                 }
 569         }
 570
 571         return;
 572 }
 573
 574 if (array_search(__file__,get_included_files())===0){
 575   echo "run!";
 576   notifier_run($argv,$argc);
 577   killme();
 578 }